JAJSLM8B December   2022  – June 2024 TPS65219-Q1

PRODUCTION DATA  

  1.   1
  2. 1 特長
  3. 2 アプリケーション
  4. 3 概要
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  Recommended Operating Conditions
    4. 5.4  Thermal Information
    5. 5.5  System Control Thresholds
    6. 5.6  BUCK1 Converter
    7. 5.7  BUCK2, BUCK3 Converter
    8. 5.8  General Purpose LDOs (LDO1, LDO2)
    9. 5.9  General Purpose LDOs (LDO3, LDO4)
    10. 5.10 GPIOs and multi-function pins (EN/PB/VSENSE, nRSTOUT, nINT, GPO1, GPO2, GPIO, MODE/RESET, MODE/STBY, VSEL_SD/VSEL_DDR)
    11. 5.11 Voltage and Temperature Monitors
    12. 5.12 I2C Interface
    13. 5.13 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1  Power-Up Sequencing
      2. 6.3.2  Power-Down Sequencing
      3. 6.3.3  Push Button and Enable Input (EN/PB/VSENSE)
      4. 6.3.4  Reset to SoC (nRSTOUT)
      5. 6.3.5  Buck Converters (Buck1, Buck2, and Buck3)
        1. 6.3.5.1 Dual Random Spread Spectrum (DRSS)
      6. 6.3.6  Linear Regulators (LDO1 through LDO4)
      7. 6.3.7  Interrupt Pin (nINT)
      8. 6.3.8  PWM/PFM and Low Power Modes (MODE/STBY)
      9. 6.3.9  PWM/PFM and Reset (MODE/RESET)
      10. 6.3.10 Voltage Select pin (VSEL_SD/VSEL_DDR)
      11. 6.3.11 General Purpose Inputs or Outputs (GPO1, GPO2, and GPIO)
      12. 6.3.12 I2C-Compatible Interface
        1. 6.3.12.1 Data Validity
        2. 6.3.12.2 Start and Stop Conditions
        3. 6.3.12.3 Transferring Data
    4. 6.4 Device Functional Modes
      1. 6.4.1 Modes of Operation
        1. 6.4.1.1 OFF State
        2. 6.4.1.2 INITIALIZE State
        3. 6.4.1.3 ACTIVE State
        4. 6.4.1.4 STBY State
        5. 6.4.1.5 Fault Handling
    5. 6.5 Multi-PMIC Operation
    6. 6.6 User Registers
    7. 6.7 Device Registers
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Typical Application Example
      2. 7.2.2 Design Requirements
      3. 7.2.3 Detailed Design Procedure
        1. 7.2.3.1 Buck1, Buck2, Buck3 Design Procedure
        2. 7.2.3.2 LDO1, LDO2 Design Procedure
        3. 7.2.3.3 LDO3, LDO4 Design Procedure
        4. 7.2.3.4 VSYS, VDD1P8
        5. 7.2.3.5 Digital Signals Design Procedure
      4. 7.2.4 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 ドキュメントの更新通知を受け取る方法
    2. 8.2 サポート・リソース
    3. 8.3 Trademarks
    4. 8.4 静電気放電に関する注意事項
    5. 8.5 用語集
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

6.7 Device Registers

Table 6-7 lists the memory-mapped registers for the Device registers. All register offset addresses not listed in Table 6-7 should be considered as reserved locations and the register contents should not be modified.

Table 6-7 DEVICE Registers
Offset Acronym Register Name Section
0h TI_DEV_ID Device ID Go
1h NVM_ID NVM configuration ID Go
2h ENABLE_CTRL Enable/Push-Button/Vsense Control Go
3h BUCKS_CONFIG Generic Buck Configuration Go
4h LDO4_VOUT LDO4 Configuration Go
5h LDO3_VOUT LDO3 Configuration Go
6h LDO2_VOUT LDO2 Configuration Go
7h LDO1_VOUT LDO1 Configuration Go
8h BUCK3_VOUT Buck3 Configuration Go
9h BUCK2_VOUT Buck2 Configuration Go
Ah BUCK1_VOUT Buck1 Configuration Go
Bh LDO4_SEQUENCE_SLOT Power-up and -down slot for LDO4 Go
Ch LDO3_SEQUENCE_SLOT Power-up and -down slot for LDO3 Go
Dh LDO2_SEQUENCE_SLOT Power-up and -down slot for LDO2 Go
Eh LDO1_SEQUENCE_SLOT Power-up and -down slot for LDO10 Go
Fh BUCK3_SEQUENCE_SLOT Power-up and -down slot for Buck3 Go
10h BUCK2_SEQUENCE_SLOT Power-up and -down slot for Buck2 Go
11h BUCK1_SEQUENCE_SLOT Power-up and -down slot for Buck1 Go
12h nRST_SEQUENCE_SLOT Power-up and -down slot for nRSTOUT Go
13h GPIO_SEQUENCE_SLOT Power-up and -down slot for GPIO Go
14h GPO2_SEQUENCE_SLOT Power-up and -down slot for GPO2 Go
15h GPO1_SEQUENCE_SLOT Power-up and -down slot for GPO1 Go
16h POWER_UP_SLOT_DURATION_1 Slot-duration at power-up for slot0-3 Go
17h POWER_UP_SLOT_DURATION_2 Slot-duration at power-up for slot4-7 Go
18h POWER_UP_SLOT_DURATION_3 Slot-duration at power-up for slot8-11 Go
19h POWER_UP_SLOT_DURATION_4 Slot-duration at power-up for slot12-15 Go
1Ah POWER_DOWN_SLOT_DURATION_1 Slot-duration at power-down for slot0-3 Go
1Bh POWER_DOWN_SLOT_DURATION_2 Slot-duration at power-down for slot4-7 Go
1Ch POWER_DOWN_SLOT_DURATION_3 Slot-duration at power-down for slot8-11 Go
1Dh POWER_DOWN_SLOT_DURATION_4 Slot-duration at power-down for slot12-15 Go
1Eh GENERAL_CONFIG LDO-undervoltage and GPO-enable Go
1Fh MFP_1_CONFIG Multi-Function pin configuration1 Go
20h MFP_2_CONFIG Multi-Function pin configuration2 Go
21h STBY_1_CONFIG STBY configuration LDOs and Bucks Go
22h STBY_2_CONFIG STBY configuration GPIO and GPO Go
23h OC_DEGL_CONFIG Overcurrent deglitch time per rail Go
24h INT_MASK_UV Undervoltage fault-masking Go
25h MASK_CONFIG WARM-masking and mask-effect Go
26h I2C_ADDRESS_REG I2C-address Go
27h USER_GENERAL_NVM_STORAGE_REG User-configurable register (NVM-backed) Go
28h MANUFACTURING_VER Silicon-revision (read-only) Go
29h MFP_CTRL I2C-control for RESET, STBY, OFF Go
2Ah DISCHARGE_CONFIG Discharge configuration per rail Go
2Bh INT_SOURCE Interrupt source Go
2Ch INT_LDO_3_4 OC, UV, SCG for LDO3 and LDO4 Go
2Dh INT_LDO_1_2 OC, UV, SCG for LDO1 and LDO2 Go
2Eh INT_BUCK_3 OC, UV, SCG for Buck3 Go
2Fh INT_BUCK_1_2 OC, UV, SCG for Buck1 and Buck2 Go
30h INT_SYSTEM WARM and HOT fault flags Go
31h INT_RV RV (residual voltage) per rail Go
32h INT_TIMEOUT_RV_SD RV (residual voltage) per rail causing shut-down Go
33h INT_PB PushButton status and edge-detection Go
34h USER_NVM_CMD_REG DIY - user programming commands Go
35h POWER_UP_STATUS_REG Power-up status and STATE Go
36h SPARE_2 Spare register (not NVM-backed) Go
37h SPARE_3 Spare register (not NVM-backed) Go
41h FACTORY_CONFIG_2 Revision of NVM-configuration (read only) Go

Complex bit access types are encoded to fit into small table cells. Table 6-8 shows the codes that are used for access types in this section.

Table 6-8 Device Access Type Codes
Access Type Code Description
Read Type
R R Read
Write Type
W W Write
W1C W
1C		 Write
1 to clear
WSelfClrF W Write
Reset or Default Value
-n Value after reset or the default value

6.7.1 TI_DEV_ID Register (Offset = 0h) [Reset = X]

TI_DEV_ID is shown in Figure 6-18 and described in Table 6-9.

Return to the Summary Table.

Figure 6-18 TI_DEV_ID Register
7 6 5 4 3 2 1 0
TI_DEVICE_ID
R-X
Table 6-9 TI_DEV_ID Register Field Descriptions
Bit Field Type Reset Description
7-0 TI_DEVICE_ID R X TI_DEVICE_ID[7:6]:
0h = TA: -40°C to 105°C, TJ: -40°C to 125°C
2h = TA: -40°C to 125°C, TJ: -40°C to 150°C
3h = TA: -55°C to 125°C, TJ: -55°C to 150°C
TI_DEVICE_ID[5:0]:
Device GPN
Note: This register can be programmed only by the manufacturer! Refer to Technical Reference Manual / User's Guide for specific numbering and associated configuration. (Default from NVM memory)

6.7.2 NVM_ID Register (Offset = 1h) [Reset = X]

NVM_ID is shown in Figure 6-19 and described in Table 6-10.

Return to the Summary Table.

Figure 6-19 NVM_ID Register
7 6 5 4 3 2 1 0
TI_NVM_ID
R-X
Table 6-10 NVM_ID Register Field Descriptions
Bit Field Type Reset Description
7-0 TI_NVM_ID R X NVM ID of the IC Note: This register can be programmed only by the manufacturer! Refer to Technical Reference Manual / User's Guide for specific numbering and associated configuration. (Default from NVM memory)

6.7.3 ENABLE_CTRL Register (Offset = 2h) [Reset = X]

ENABLE_CTRL is shown in Figure 6-20 and described in Table 6-11.

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Figure 6-20 ENABLE_CTRL Register
7 6 5 4 3 2 1 0
RESERVED LDO4_EN LDO3_EN LDO2_EN LDO1_EN BUCK3_EN BUCK2_EN BUCK1_EN
R-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-11 ENABLE_CTRL Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 LDO4_EN R/W X Enable LDO4 regulator (Default from NVM memory)
0h = Disabled
1h = Enabled
5 LDO3_EN R/W X Enable LDO3 regulator (Default from NVM memory)
0h = Disabled
1h = Enabled
4 LDO2_EN R/W X Enable LDO2 regulator (Default from NVM memory)
0h = Disabled
1h = Enabled
3 LDO1_EN R/W X Enable LDO1 regulator (Default from NVM memory)
0h = Disabled
1h = Enabled
2 BUCK3_EN R/W X Enable BUCK3 regulator (Default from NVM memory)
0h = Disabled
1h = Enabled
1 BUCK2_EN R/W X Enable BUCK2 regulator (Default from NVM memory)
0h = Disabled
1h = Enabled
0 BUCK1_EN R/W X Enable BUCK1 regulator (Default from NVM memory)
0h = Disabled
1h = Enabled

6.7.4 BUCKS_CONFIG Register (Offset = 3h) [Reset = X]

BUCKS_CONFIG is shown in Figure 6-21 and described in Table 6-12.

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Figure 6-21 BUCKS_CONFIG Register
7 6 5 4 3 2 1 0
USER_NVM_SPARE_2 USER_NVM_SPARE_1 BUCK_SS_ENABLE BUCK_FF_ENABLE BUCK3_PHASE_CONFIG BUCK2_PHASE_CONFIG
R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-12 BUCKS_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 USER_NVM_SPARE_2 R/W X Spare bit in user NVM space (Default from NVM memory)
6 USER_NVM_SPARE_1 R/W X Spare bit in user NVM space (Default from NVM memory)
5 BUCK_SS_ENABLE R/W X Spread spectrum enabled on Bucks (only applicable in FF-mode) (Default from NVM memory)
0h = Spread spectrum disabled
1h = Spread spectrum enabled
4 BUCK_FF_ENABLE R X All Bucks set into fixed frequency mode NOTE: MUST NOT CHANGE AT ANY TIME! (Default from NVM memory)
0h = Quasi-fixed frequency mode
1h = Fixed frequency mode
3-2 BUCK3_PHASE_CONFIG R/W X Phase of BUCK3 clock. Applicable if Bucks are configured for fixed frequency. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = 0 degrees
1h = 90 degrees
2h = 180 degrees
3h = 270 degrees
1-0 BUCK2_PHASE_CONFIG R/W X Phase of BUCK2 clock. Applicable if Bucks are configured for fixed frequency. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = 0 degrees
1h = 90 degrees
2h = 180 degrees
3h = 270 degrees

6.7.5 LDO4_VOUT Register (Offset = 4h) [Reset = X]

LDO4_VOUT is shown in Figure 6-22 and described in Table 6-13.

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Figure 6-22 LDO4_VOUT Register
7 6 5 4 3 2 1 0
LDO4_SLOW_PU_RAMP LDO4_LSW_CONFIG LDO4_VSET
R/W-X R/W-X R/W-X
Table 6-13 LDO4_VOUT Register Field Descriptions
Bit Field Type Reset Description
7 LDO4_SLOW_PU_RAMP R/W X LDO4 Power-up ramp When set high, slows down the power-up ramp to ~3ms. Cout max 30uF When set low, ramp time is ~660us. Cout max 15uF (Default from NVM memory)
0h = Fast ramp for power-up (~660us)
1h = Slow ramp for power-up (~3ms)
6 LDO4_LSW_CONFIG R/W X LDO4 LDO or LSW Mode. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = LDO Mode
1h = LSW Mode
5-0 LDO4_VSET R/W X Voltage selection for LDO4. The output voltage range is from 1.2V to 3.3V. (Default from NVM memory)
0h = 1.200V
1h = 1.200V
2h = 1.200V
3h = 1.200V
4h = 1.200V
5h = 1.200V
6h = 1.200V
7h = 1.200V
8h = 1.200V
9h = 1.200V
Ah = 1.200V
Bh = 1.200V
Ch = 1.200V
Dh = 1.250V
Eh = 1.300V
Fh = 1.350V
10h = 1.400V
11h = 1.450V
12h = 1.500V
13h = 1.550V
14h = 1.600V
15h = 1.650V
16h = 1.700V
17h = 1.750V
18h = 1.800V
19h = 1.850V
1Ah = 1.900V
1Bh = 1.950V
1Ch = 2.000V
1Dh = 2.050V
1Eh = 2.100V
1Fh = 2.150V
20h = 2.200V
21h = 2.250V
22h = 2.300V
23h = 2.350V
24h = 2.400V
25h = 2.450V
26h = 2.500V
27h = 2.550V
28h = 2.600V
29h = 2.650V
2Ah = 2.700V
2Bh = 2.750V
2Ch = 2.800V
2Dh = 2.850V
2Eh = 2.900V
2Fh = 2.950V
30h = 3.000V
31h = 3.050V
32h = 3.100V
33h = 3.150V
34h = 3.200V
35h = 3.250V
36h = 3.300V
37h = 3.300V
38h = 3.300V
39h = 3.300V
3Ah = 3.300V
3Bh = 3.300V
3Ch = 3.300V
3Dh = 3.300V
3Eh = 3.300V
3Fh = 3.300V

6.7.6 LDO3_VOUT Register (Offset = 5h) [Reset = X]

LDO3_VOUT is shown in Figure 6-23 and described in Table 6-14.

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Figure 6-23 LDO3_VOUT Register
7 6 5 4 3 2 1 0
LDO3_SLOW_PU_RAMP LDO3_LSW_CONFIG LDO3_VSET
R/W-X R/W-X R/W-X
Table 6-14 LDO3_VOUT Register Field Descriptions
Bit Field Type Reset Description
7 LDO3_SLOW_PU_RAMP R/W X LDO3 Power-up ramp When set high, slows down the power-up ramp to ~3ms. Cout max 30uF When set low, ramp time is ~660us. Cout max 15uF (Default from NVM memory)
0h = Fast ramp for power-up (~660us)
1h = Slow ramp for power-up (~3ms)
6 LDO3_LSW_CONFIG R/W X LDO3 LDO or LSW Mode. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = LDO Mode
1h = LSW Mode
5-0 LDO3_VSET R/W X Voltage selection for LDO3. The output voltage range is from 1.2V to 3.3V. (Default from NVM memory)
0h = 1.200V
1h = 1.200V
2h = 1.200V
3h = 1.200V
4h = 1.200V
5h = 1.200V
6h = 1.200V
7h = 1.200V
8h = 1.200V
9h = 1.200V
Ah = 1.200V
Bh = 1.200V
Ch = 1.200V
Dh = 1.250V
Eh = 1.300V
Fh = 1.350V
10h = 1.400V
11h = 1.450V
12h = 1.500V
13h = 1.550V
14h = 1.600V
15h = 1.650V
16h = 1.700V
17h = 1.750V
18h = 1.800V
19h = 1.850V
1Ah = 1.900V
1Bh = 1.950V
1Ch = 2.000V
1Dh = 2.050V
1Eh = 2.100V
1Fh = 2.150V
20h = 2.200V
21h = 2.250V
22h = 2.300V
23h = 2.350V
24h = 2.400V
25h = 2.450V
26h = 2.500V
27h = 2.550V
28h = 2.600V
29h = 2.650V
2Ah = 2.700V
2Bh = 2.750V
2Ch = 2.800V
2Dh = 2.850V
2Eh = 2.900V
2Fh = 2.950V
30h = 3.000V
31h = 3.050V
32h = 3.100V
33h = 3.150V
34h = 3.200V
35h = 3.250V
36h = 3.300V
37h = 3.300V
38h = 3.300V
39h = 3.300V
3Ah = 3.300V
3Bh = 3.300V
3Ch = 3.300V
3Dh = 3.300V
3Eh = 3.300V
3Fh = 3.300V

6.7.7 LDO2_VOUT Register (Offset = 6h) [Reset = X]

LDO2_VOUT is shown in Figure 6-24 and described in Table 6-15.

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Figure 6-24 LDO2_VOUT Register
7 6 5 4 3 2 1 0
LDO2_LSW_CONFIG LDO2_BYP_CONFIG LDO2_VSET
R/W-X R/W-X R/W-X
Table 6-15 LDO2_VOUT Register Field Descriptions
Bit Field Type Reset Description
7 LDO2_LSW_CONFIG R/W X LDO2 LDO/Bypass or LSW Mode. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = Not Applicable (LDO2 not configured as load-switch)
1h = LDO1 configured as Load-switch
6 LDO2_BYP_CONFIG R/W X LDO2 LDO or Bypass Mode. (Default from NVM memory)
0h = LDO2 configured as LDO (only applicable if LDO2_LSW_CONFIG 0x0)
1h = LDO2 configured as Bypass (only applicable if LDO2_LSW_CONFIG 0x0)
5-0 LDO2_VSET R/W X Voltage selection for LDO2. The output voltage range is from 0.6V to 3.4V in LDO mode and 1.5V to 3.4V in bypass-mode. (Default from NVM memory)
0h = 0.600V
1h = 0.650V
2h = 0.700V
3h = 0.750V
4h = 0.800V
5h = 0.850V
6h = 0.900V
7h = 0.950V
8h = 1.000V
9h = 1.050V
Ah = 1.100V
Bh = 1.150V
Ch = 1.200V
Dh = 1.250V
Eh = 1.300V
Fh = 1.350V
10h = 1.400V
11h = 1.450V
12h = 1.500V
13h = 1.550V
14h = 1.600V
15h = 1.650V
16h = 1.700V
17h = 1.750V
18h = 1.800V
19h = 1.850V
1Ah = 1.900V
1Bh = 1.950V
1Ch = 2.000V
1Dh = 2.050V
1Eh = 2.100V
1Fh = 2.150V
20h = 2.200V
21h = 2.250V
22h = 2.300V
23h = 2.350V
24h = 2.400V
25h = 2.450V
26h = 2.500V
27h = 2.550V
28h = 2.600V
29h = 2.650V
2Ah = 2.700V
2Bh = 2.750V
2Ch = 2.800V
2Dh = 2.850V
2Eh = 2.900V
2Fh = 2.950V
30h = 3.000V
31h = 3.050V
32h = 3.100V
33h = 3.150V
34h = 3.200V
35h = 3.250V
36h = 3.300V
37h = 3.350V
38h = 3.400V
39h = 3.400V
3Ah = 3.400V
3Bh = 3.400V
3Ch = 3.400V
3Dh = 3.400V
3Eh = 3.400V
3Fh = 3.400V

6.7.8 LDO1_VOUT Register (Offset = 7h) [Reset = X]

LDO1_VOUT is shown in Figure 6-25 and described in Table 6-16.

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Figure 6-25 LDO1_VOUT Register
7 6 5 4 3 2 1 0
LDO1_LSW_CONFIG LDO1_BYP_CONFIG LDO1_VSET
R/W-X R/W-X R/W-X
Table 6-16 LDO1_VOUT Register Field Descriptions
Bit Field Type Reset Description
7 LDO1_LSW_CONFIG R/W X LDO1 LDO/Bypass or LSW Mode. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = Not Applicable (LDO1 not configured as load-switch)
1h = LDO1 configured as Load-switch
6 LDO1_BYP_CONFIG R/W X LDO1 LDO or Bypass Mode. (Default from NVM memory)
0h = LDO1 configured as LDO (only applicable if LDO1_LSW_CONFIG 0x0)
1h = LDO1 configured as Bypass (only applicable if LDO1_LSW_CONFIG 0x0)
5-0 LDO1_VSET R/W X Voltage selection for LDO1. The output voltage range is from 0.6V to 3.4V in LDO-mode and 1.5V to 3.4V in bypass-mode. (Default from NVM memory)
0h = 0.600V
1h = 0.650V
2h = 0.700V
3h = 0.750V
4h = 0.800V
5h = 0.850V
6h = 0.900V
7h = 0.950V
8h = 1.000V
9h = 1.050V
Ah = 1.100V
Bh = 1.150V
Ch = 1.200V
Dh = 1.250V
Eh = 1.300V
Fh = 1.350V
10h = 1.400V
11h = 1.450V
12h = 1.500V
13h = 1.550V
14h = 1.600V
15h = 1.650V
16h = 1.700V
17h = 1.750V
18h = 1.800V
19h = 1.850V
1Ah = 1.900V
1Bh = 1.950V
1Ch = 2.000V
1Dh = 2.050V
1Eh = 2.100V
1Fh = 2.150V
20h = 2.200V
21h = 2.250V
22h = 2.300V
23h = 2.350V
24h = 2.400V
25h = 2.450V
26h = 2.500V
27h = 2.550V
28h = 2.600V
29h = 2.650V
2Ah = 2.700V
2Bh = 2.750V
2Ch = 2.800V
2Dh = 2.850V
2Eh = 2.900V
2Fh = 2.950V
30h = 3.000V
31h = 3.050V
32h = 3.100V
33h = 3.150V
34h = 3.200V
35h = 3.250V
36h = 3.300V
37h = 3.350V
38h = 3.400V
39h = 3.400V
3Ah = 3.400V
3Bh = 3.400V
3Ch = 3.400V
3Dh = 3.400V
3Eh = 3.400V
3Fh = 3.400V

6.7.9 BUCK3_VOUT Register (Offset = 8h) [Reset = X]

BUCK3_VOUT is shown in Figure 6-26 and described in Table 6-17.

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Figure 6-26 BUCK3_VOUT Register
7 6 5 4 3 2 1 0
BUCK3_BW_SEL BUCK3_UV_THR_SEL BUCK3_VSET
R/W-X R/W-X R/W-X
Table 6-17 BUCK3_VOUT Register Field Descriptions
Bit Field Type Reset Description
7 BUCK3_BW_SEL R/W X BUCK3 Bandwidth selection. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = low bandwidth
1h = high bandwidth
6 BUCK3_UV_THR_SEL R/W X UV threshold selection for BUCK3. (Default from NVM memory)
0h = -5% UV detection
1h = -10% UV detection
5-0 BUCK3_VSET R/W X Voltage selection for BUCK3. The output voltage range is from 0.6V to 3.4V. (Default from NVM memory)
0h = 0.600V
1h = 0.625V
2h = 0.650V
3h = 0.675V
4h = 0.700V
5h = 0.725V
6h = 0.750V
7h = 0.775V
8h = 0.800V
9h = 0.825V
Ah = 0.850V
Bh = 0.875V
Ch = 0.900V
Dh = 0.925V
Eh = 0.950V
Fh = 0.975V
10h = 1.000V
11h = 1.025V
12h = 1.050V
13h = 1.075V
14h = 1.100V
15h = 1.125V
16h = 1.150V
17h = 1.175V
18h = 1.200V
19h = 1.225V
1Ah = 1.250V
1Bh = 1.275V
1Ch = 1.300V
1Dh = 1.325V
1Eh = 1.350V
1Fh = 1.375V
20h = 1.400V
21h = 1.500V
22h = 1.600V
23h = 1.700V
24h = 1.800V
25h = 1.900V
26h = 2.000V
27h = 2.100V
28h = 2.200V
29h = 2.300V
2Ah = 2.400V
2Bh = 2.500V
2Ch = 2.600V
2Dh = 2.700V
2Eh = 2.800V
2Fh = 2.900V
30h = 3.000V
31h = 3.100V
32h = 3.200V
33h = 3.300V
34h = 3.400V
35h = 3.400V
36h = 3.400V
37h = 3.400V
38h = 3.400V
39h = 3.400V
3Ah = 3.400V
3Bh = 3.400V
3Ch = 3.400V
3Dh = 3.400V
3Eh = 3.400V
3Fh = 3.400V

6.7.10 BUCK2_VOUT Register (Offset = 9h) [Reset = X]

BUCK2_VOUT is shown in Figure 6-27 and described in Table 6-18.

Return to the Summary Table.

Figure 6-27 BUCK2_VOUT Register
7 6 5 4 3 2 1 0
BUCK2_BW_SEL BUCK2_UV_THR_SEL BUCK2_VSET
R/W-X R/W-X R/W-X
Table 6-18 BUCK2_VOUT Register Field Descriptions
Bit Field Type Reset Description
7 BUCK2_BW_SEL R/W X BUCK2 Bandwidth selection. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = low bandwidth
1h = high bandwidth
6 BUCK2_UV_THR_SEL R/W X UV threshold selection for BUCK2. (Default from NVM memory)
0h = -5% UV detection
1h = -10% UV detection
5-0 BUCK2_VSET R/W X Voltage selection for BUCK2. The output voltage range is from 0.6V to 3.4V. (Default from NVM memory)
0h = 0.600V
1h = 0.625V
2h = 0.650V
3h = 0.675V
4h = 0.700V
5h = 0.725V
6h = 0.750V
7h = 0.775V
8h = 0.800V
9h = 0.825V
Ah = 0.850V
Bh = 0.875V
Ch = 0.900V
Dh = 0.925V
Eh = 0.950V
Fh = 0.975V
10h = 1.000V
11h = 1.025V
12h = 1.050V
13h = 1.075V
14h = 1.100V
15h = 1.125V
16h = 1.150V
17h = 1.175V
18h = 1.200V
19h = 1.225V
1Ah = 1.250V
1Bh = 1.275V
1Ch = 1.300V
1Dh = 1.325V
1Eh = 1.350V
1Fh = 1.375V
20h = 1.400V
21h = 1.500V
22h = 1.600V
23h = 1.700V
24h = 1.800V
25h = 1.900V
26h = 2.000V
27h = 2.100V
28h = 2.200V
29h = 2.300V
2Ah = 2.400V
2Bh = 2.500V
2Ch = 2.600V
2Dh = 2.700V
2Eh = 2.800V
2Fh = 2.900V
30h = 3.000V
31h = 3.100V
32h = 3.200V
33h = 3.300V
34h = 3.400V
35h = 3.400V
36h = 3.400V
37h = 3.400V
38h = 3.400V
39h = 3.400V
3Ah = 3.400V
3Bh = 3.400V
3Ch = 3.400V
3Dh = 3.400V
3Eh = 3.400V
3Fh = 3.400V

6.7.11 BUCK1_VOUT Register (Offset = Ah) [Reset = X]

BUCK1_VOUT is shown in Figure 6-28 and described in Table 6-19.

Return to the Summary Table.

Figure 6-28 BUCK1_VOUT Register
7 6 5 4 3 2 1 0
BUCK1_BW_SEL BUCK1_UV_THR_SEL BUCK1_VSET
R/W-X R/W-X R/W-X
Table 6-19 BUCK1_VOUT Register Field Descriptions
Bit Field Type Reset Description
7 BUCK1_BW_SEL R/W X BUCK1 Bandwidth selection. NOTE: ONLY CHANGE WHILE RAIL IS DISABLED! (Default from NVM memory)
0h = low bandwidth
1h = high bandwidth
6 BUCK1_UV_THR_SEL R/W X UV threshold selection for BUCK1. (Default from NVM memory)
0h = -5% UV detection
1h = -10% UV detection
5-0 BUCK1_VSET R/W X Voltage selection for BUCK1. The output voltage range is from 0.6V to 3.4V. (Default from NVM memory)
0h = 0.600V
1h = 0.625V
2h = 0.650V
3h = 0.675V
4h = 0.700V
5h = 0.725V
6h = 0.750V
7h = 0.775V
8h = 0.800V
9h = 0.825V
Ah = 0.850V
Bh = 0.875V
Ch = 0.900V
Dh = 0.925V
Eh = 0.950V
Fh = 0.975V
10h = 1.000V
11h = 1.025V
12h = 1.050V
13h = 1.075V
14h = 1.100V
15h = 1.125V
16h = 1.150V
17h = 1.175V
18h = 1.200V
19h = 1.225V
1Ah = 1.250V
1Bh = 1.275V
1Ch = 1.300V
1Dh = 1.325V
1Eh = 1.350V
1Fh = 1.375V
20h = 1.400V
21h = 1.500V
22h = 1.600V
23h = 1.700V
24h = 1.800V
25h = 1.900V
26h = 2.000V
27h = 2.100V
28h = 2.200V
29h = 2.300V
2Ah = 2.400V
2Bh = 2.500V
2Ch = 2.600V
2Dh = 2.700V
2Eh = 2.800V
2Fh = 2.900V
30h = 3.000V
31h = 3.100V
32h = 3.200V
33h = 3.300V
34h = 3.400V
35h = 3.400V
36h = 3.400V
37h = 3.400V
38h = 3.400V
39h = 3.400V
3Ah = 3.400V
3Bh = 3.400V
3Ch = 3.400V
3Dh = 3.400V
3Eh = 3.400V
3Fh = 3.400V

6.7.12 LDO4_SEQUENCE_SLOT Register (Offset = Bh) [Reset = X]

LDO4_SEQUENCE_SLOT is shown in Figure 6-29 and described in Table 6-20.

Return to the Summary Table.

Figure 6-29 LDO4_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
LDO4_SEQUENCE_ON_SLOT LDO4_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-20 LDO4_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 LDO4_SEQUENCE_ON_SLOT R/W X LDO4 slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 LDO4_SEQUENCE_OFF_SLOT R/W X LDO4 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.13 LDO3_SEQUENCE_SLOT Register (Offset = Ch) [Reset = X]

LDO3_SEQUENCE_SLOT is shown in Figure 6-30 and described in Table 6-21.

Return to the Summary Table.

Figure 6-30 LDO3_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
LDO3_SEQUENCE_ON_SLOT LDO3_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-21 LDO3_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 LDO3_SEQUENCE_ON_SLOT R/W X LDO3 slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 LDO3_SEQUENCE_OFF_SLOT R/W X LDO3 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.14 LDO2_SEQUENCE_SLOT Register (Offset = Dh) [Reset = X]

LDO2_SEQUENCE_SLOT is shown in Figure 6-31 and described in Table 6-22.

Return to the Summary Table.

Figure 6-31 LDO2_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
LDO2_SEQUENCE_ON_SLOT LDO2_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-22 LDO2_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 LDO2_SEQUENCE_ON_SLOT R/W X LDO2 slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 LDO2_SEQUENCE_OFF_SLOT R/W X LDO2 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.15 LDO1_SEQUENCE_SLOT Register (Offset = Eh) [Reset = X]

LDO1_SEQUENCE_SLOT is shown in Figure 6-32 and described in Table 6-23.

Return to the Summary Table.

Figure 6-32 LDO1_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
LDO1_SEQUENCE_ON_SLOT LDO1_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-23 LDO1_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 LDO1_SEQUENCE_ON_SLOT R/W X LDO1 slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 LDO1_SEQUENCE_OFF_SLOT R/W X LDO1 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.16 BUCK3_SEQUENCE_SLOT Register (Offset = Fh) [Reset = X]

BUCK3_SEQUENCE_SLOT is shown in Figure 6-33 and described in Table 6-24.

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Figure 6-33 BUCK3_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
BUCK3_SEQUENCE_ON_SLOT BUCK3_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-24 BUCK3_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 BUCK3_SEQUENCE_ON_SLOT R/W X BUCK3 slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 BUCK3_SEQUENCE_OFF_SLOT R/W X BUCK3 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.17 BUCK2_SEQUENCE_SLOT Register (Offset = 10h) [Reset = X]

BUCK2_SEQUENCE_SLOT is shown in Figure 6-34 and described in Table 6-25.

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Figure 6-34 BUCK2_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
BUCK2_SEQUENCE_ON_SLOT BUCK2_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-25 BUCK2_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 BUCK2_SEQUENCE_ON_SLOT R/W X BUCK2 Slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 BUCK2_SEQUENCE_OFF_SLOT R/W X BUCK2 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.18 BUCK1_SEQUENCE_SLOT Register (Offset = 11h) [Reset = X]

BUCK1_SEQUENCE_SLOT is shown in Figure 6-35 and described in Table 6-26.

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Figure 6-35 BUCK1_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
BUCK1_SEQUENCE_ON_SLOT BUCK1_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-26 BUCK1_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 BUCK1_SEQUENCE_ON_SLOT R/W X BUCK1 Slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 BUCK1_SEQUENCE_OFF_SLOT R/W X BUCK1 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.19 nRST_SEQUENCE_SLOT Register (Offset = 12h) [Reset = X]

nRST_SEQUENCE_SLOT is shown in Figure 6-36 and described in Table 6-27.

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Figure 6-36 nRST_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
nRST_SEQUENCE_ON_SLOT nRST_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-27 nRST_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 nRST_SEQUENCE_ON_SLOT R/W X nRST slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 nRST_SEQUENCE_OFF_SLOT R/W X nRST slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.20 GPIO_SEQUENCE_SLOT Register (Offset = 13h) [Reset = X]

GPIO_SEQUENCE_SLOT is shown in Figure 6-37 and described in Table 6-28.

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Figure 6-37 GPIO_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
GPIO_SEQUENCE_ON_SLOT GPIO_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-28 GPIO_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 GPIO_SEQUENCE_ON_SLOT R/W X GPIO slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 GPIO_SEQUENCE_OFF_SLOT R/W X GPIO slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.21 GPO2_SEQUENCE_SLOT Register (Offset = 14h) [Reset = X]

GPO2_SEQUENCE_SLOT is shown in Figure 6-38 and described in Table 6-29.

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Figure 6-38 GPO2_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
GPO2_SEQUENCE_ON_SLOT GPO2_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-29 GPO2_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 GPO2_SEQUENCE_ON_SLOT R/W X GPO2 slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 GPO2_SEQUENCE_OFF_SLOT R/W X GPO2 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.22 GPO1_SEQUENCE_SLOT Register (Offset = 15h) [Reset = X]

GPO1_SEQUENCE_SLOT is shown in Figure 6-39 and described in Table 6-30.

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Figure 6-39 GPO1_SEQUENCE_SLOT Register
7 6 5 4 3 2 1 0
GPO1_SEQUENCE_ON_SLOT GPO1_SEQUENCE_OFF_SLOT
R/W-X R/W-X
Table 6-30 GPO1_SEQUENCE_SLOT Register Field Descriptions
Bit Field Type Reset Description
7-4 GPO1_SEQUENCE_ON_SLOT R/W X GPO1 slot number for power-up (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15
3-0 GPO1_SEQUENCE_OFF_SLOT R/W X GPO1 slot number for power-down (Default from NVM memory)
0h = slot 0
1h = slot 1
2h = slot 2
3h = slot 3
4h = slot 4
5h = slot 5
6h = slot 6
7h = slot 7
8h = slot 8
9h = slot 9
Ah = slot 10
Bh = slot 11
Ch = slot 12
Dh = slot 13
Eh = slot 14
Fh = slot 15

6.7.23 POWER_UP_SLOT_DURATION_1 Register (Offset = 16h) [Reset = X]

POWER_UP_SLOT_DURATION_1 is shown in Figure 6-40 and described in Table 6-31.

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Figure 6-40 POWER_UP_SLOT_DURATION_1 Register
7 6 5 4 3 2 1 0
POWER_UP_SLOT_0_DURATION POWER_UP_SLOT_1_DURATION POWER_UP_SLOT_2_DURATION POWER_UP_SLOT_3_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-31 POWER_UP_SLOT_DURATION_1 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_UP_SLOT_0_DURATION R/W X Duration of slot 0 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_UP_SLOT_1_DURATION R/W X Duration of slot 1 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_UP_SLOT_2_DURATION R/W X Duration of slot 2 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_UP_SLOT_3_DURATION R/W X Duration of slot 3 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.24 POWER_UP_SLOT_DURATION_2 Register (Offset = 17h) [Reset = X]

POWER_UP_SLOT_DURATION_2 is shown in Figure 6-41 and described in Table 6-32.

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Figure 6-41 POWER_UP_SLOT_DURATION_2 Register
7 6 5 4 3 2 1 0
POWER_UP_SLOT_4_DURATION POWER_UP_SLOT_5_DURATION POWER_UP_SLOT_6_DURATION POWER_UP_SLOT_7_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-32 POWER_UP_SLOT_DURATION_2 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_UP_SLOT_4_DURATION R/W X Duration of slot 4 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_UP_SLOT_5_DURATION R/W X Duration of slot 5 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_UP_SLOT_6_DURATION R/W X Duration of slot 6 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_UP_SLOT_7_DURATION R/W X Duration of slot 7 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.25 POWER_UP_SLOT_DURATION_3 Register (Offset = 18h) [Reset = X]

POWER_UP_SLOT_DURATION_3 is shown in Figure 6-42 and described in Table 6-33.

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Figure 6-42 POWER_UP_SLOT_DURATION_3 Register
7 6 5 4 3 2 1 0
POWER_UP_SLOT_8_DURATION POWER_UP_SLOT_9_DURATION POWER_UP_SLOT_10_DURATION POWER_UP_SLOT_11_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-33 POWER_UP_SLOT_DURATION_3 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_UP_SLOT_8_DURATION R/W X Duration of slot 8 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_UP_SLOT_9_DURATION R/W X Duration of slot 9 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_UP_SLOT_10_DURATION R/W X Duration of slot 10 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_UP_SLOT_11_DURATION R/W X Duration of slot 11 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.26 POWER_UP_SLOT_DURATION_4 Register (Offset = 19h) [Reset = X]

POWER_UP_SLOT_DURATION_4 is shown in Figure 6-43 and described in Table 6-34.

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Figure 6-43 POWER_UP_SLOT_DURATION_4 Register
7 6 5 4 3 2 1 0
POWER_UP_SLOT_12_DURATION POWER_UP_SLOT_13_DURATION POWER_UP_SLOT_14_DURATION POWER_UP_SLOT_15_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-34 POWER_UP_SLOT_DURATION_4 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_UP_SLOT_12_DURATION R/W X Duration of slot 12 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_UP_SLOT_13_DURATION R/W X Duration of slot 13 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_UP_SLOT_14_DURATION R/W X Duration of slot 14 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_UP_SLOT_15_DURATION R/W X Duration of slot 15 during the power-up and standby-to-active sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.27 POWER_DOWN_SLOT_DURATION_1 Register (Offset = 1Ah) [Reset = X]

POWER_DOWN_SLOT_DURATION_1 is shown in Figure 6-44 and described in Table 6-35.

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Figure 6-44 POWER_DOWN_SLOT_DURATION_1 Register
7 6 5 4 3 2 1 0
POWER_DOWN_SLOT_0_DURATION POWER_DOWN_SLOT_1_DURATION POWER_DOWN_SLOT_2_DURATION POWER_DOWN_SLOT_3_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-35 POWER_DOWN_SLOT_DURATION_1 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_DOWN_SLOT_0_DURATION R/W X Duration of slot 0 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_DOWN_SLOT_1_DURATION R/W X Duration of slot 1 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_DOWN_SLOT_2_DURATION R/W X Duration of slot 2 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_DOWN_SLOT_3_DURATION R/W X Duration of slot 3 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.28 POWER_DOWN_SLOT_DURATION_2 Register (Offset = 1Bh) [Reset = X]

POWER_DOWN_SLOT_DURATION_2 is shown in Figure 6-45 and described in Table 6-36.

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Figure 6-45 POWER_DOWN_SLOT_DURATION_2 Register
7 6 5 4 3 2 1 0
POWER_DOWN_SLOT_4_DURATION POWER_DOWN_SLOT_5_DURATION POWER_DOWN_SLOT_6_DURATION POWER_DOWN_SLOT_7_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-36 POWER_DOWN_SLOT_DURATION_2 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_DOWN_SLOT_4_DURATION R/W X Duration of slot 4 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_DOWN_SLOT_5_DURATION R/W X Duration of slot 5 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_DOWN_SLOT_6_DURATION R/W X Duration of slot 6 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_DOWN_SLOT_7_DURATION R/W X Duration of slot 7 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.29 POWER_DOWN_SLOT_DURATION_3 Register (Offset = 1Ch) [Reset = X]

POWER_DOWN_SLOT_DURATION_3 is shown in Figure 6-46 and described in Table 6-37.

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Figure 6-46 POWER_DOWN_SLOT_DURATION_3 Register
7 6 5 4 3 2 1 0
POWER_DOWN_SLOT_8_DURATION POWER_DOWN_SLOT_9_DURATION POWER_DOWN_SLOT_10_DURATION POWER_DOWN_SLOT_11_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-37 POWER_DOWN_SLOT_DURATION_3 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_DOWN_SLOT_8_DURATION R/W X Duration of slot 8 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_DOWN_SLOT_9_DURATION R/W X Duration of slot 9 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_DOWN_SLOT_10_DURATION R/W X Duration of slot 10 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_DOWN_SLOT_11_DURATION R/W X Duration of slot 11 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.30 POWER_DOWN_SLOT_DURATION_4 Register (Offset = 1Dh) [Reset = X]

POWER_DOWN_SLOT_DURATION_4 is shown in Figure 6-47 and described in Table 6-38.

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Figure 6-47 POWER_DOWN_SLOT_DURATION_4 Register
7 6 5 4 3 2 1 0
POWER_DOWN_SLOT_12_DURATION POWER_DOWN_SLOT_13_DURATION POWER_DOWN_SLOT_14_DURATION POWER_DOWN_SLOT_15_DURATION
R/W-X R/W-X R/W-X R/W-X
Table 6-38 POWER_DOWN_SLOT_DURATION_4 Register Field Descriptions
Bit Field Type Reset Description
7-6 POWER_DOWN_SLOT_12_DURATION R/W X Duration of slot 12 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
5-4 POWER_DOWN_SLOT_13_DURATION R/W X Duration of slot 13 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
3-2 POWER_DOWN_SLOT_14_DURATION R/W X Duration of slot 14 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms
1-0 POWER_DOWN_SLOT_15_DURATION R/W X Duration of slot 15 during the power-down and active-to-standby sequences. (Default from NVM memory)
0h = 0ms
1h = 1.5ms
2h = 3ms
3h = 10ms

6.7.31 GENERAL_CONFIG Register (Offset = 1Eh) [Reset = X]

GENERAL_CONFIG is shown in Figure 6-48 and described in Table 6-39.

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Figure 6-48 GENERAL_CONFIG Register
7 6 5 4 3 2 1 0
BYPASS_RAILS_DISCHARGED_CHECK LDO4_UV_THR LDO3_UV_THR LDO2_UV_THR LDO1_UV_THR GPIO_EN GPO2_EN GPO1_EN
R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-39 GENERAL_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 BYPASS_RAILS_DISCHARGED_CHECK R/W X Bypass the all-rails discharged check to commence a transition to ACTIVE state, and the rails-in-slot discharged check executed in each slot during a power-down to INITIALIZE state. Does not bypass the check for RV(Pre-biased) condition prior to enabling a regulator. (Default from NVM memory)
0h = Discharged checks enforced
1h = Discharged checks bypassed
6 LDO4_UV_THR R/W X UV threshold selection bit for LDO4. Only applicable if configured as LDO. (Default from NVM memory)
0h = -5% UV detection
1h = -10% UV detection
5 LDO3_UV_THR R/W X UV threshold selection bit for LDO3. Only applicable if configured as LDO. (Default from NVM memory)
0h = -5% UV detection
1h = -10% UV detection
4 LDO2_UV_THR R/W X UV threshold selection bit for LDO2. Only applicable if configured as LDO. (Default from NVM memory)
0h = -5% UV detection
1h = -10% UV detection
3 LDO1_UV_THR R/W X UV threshold selection bit for LDO1. Only applicable if configured as LDO. (Default from NVM memory)
0h = -5% UV detection
1h = -10% UV detection
2 GPIO_EN R/W X Both an enable and state control of GPIO. This bit enables the GPIO function and also controls the state of the GPIO pin. (Default from NVM memory)
0h = The GPIO function is disabled. The output state is 'low'.
1h = The GPIO function is enabled. The output state is 'high'.
1 GPO2_EN R/W X Both an enable and state control of GPO2. This bit enables the GPO2 function and also controls the state of the GPO2 pin. (Default from NVM memory)
0h = GPO2 disabled. The output state is low.
1h = GPO2 enabled. The output state is Hi-Z.
0 GPO1_EN R/W X Both an enable and state control of GPO1. This bit enables the GPO1 function and also controls the state of the GPO1 pin. (Default from NVM memory)
0h = GPO1 disabled. The output state is low.
1h = GPO1 enabled. The output state is Hi-Z.

6.7.32 MFP_1_CONFIG Register (Offset = 1Fh) [Reset = X]

MFP_1_CONFIG is shown in Figure 6-49 and described in Table 6-40.

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Figure 6-49 MFP_1_CONFIG Register
7 6 5 4 3 2 1 0
MODE_I2C_CTRL VSEL_SD_I2C_CTRL MODE_RESET_POLARITY MODE_STBY_POLARITY MULTI_DEVICE_ENABLE VSEL_RAIL VSEL_SD_POLARITY VSEL_DDR_SD
R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-40 MFP_1_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 MODE_I2C_CTRL R/W X MODE control using I2C. Consolidated with MODE control via MODE/RESET and/or MODE/STBY pins. Refer to table in the data sheet. (Default from NVM memory)
0h = Auto PFM
1h = Forced PWM
6 VSEL_SD_I2C_CTRL R/W X VSEL_SD control using I2C. Applicable only if VSEL_SD/VSEL_DDR pin is configured as "VSEL_DDR". (Default from NVM memory)
0h = 1.8V
1h = LDOx_VOUT register setting
5 MODE_RESET_POLARITY R/W X MODE_RESET Pin Polarity configuration. Note: Ok to change during operation, but consider immediate reaction: MODE-change or RESET-entry! (Default from NVM memory)
0h = [if configured as MODE] LOW - auto-PFM / HIGH - forced PWM. [if configured as RESET] LOW - reset / HIGH - normal operation.
1h = [if configured as MODE] HIGH - auto-PFM / LOW - forced PWM. [if configured as RESET] HIGH - reset / LOW - normal operation.
4 MODE_STBY_POLARITY R/W X MODE_STBY Pin Polarity configuration. Note: Ok to change during operation, but consider immediate reaction: MODE-change or STATE-change! (Default from NVM memory)
0h = [if configured as MODE] LOW - auto-PFM / HIGH - forced PWM. [if configured as a STBY] LOW - STBY state / HIGH - ACTIVE state.
1h = [if configured as MODE] HIGH - auto-PFM / LOW - forced PWM. [if configured as a STBY] HIGH - STBY state / LOW - ACTIVE state.
3 MULTI_DEVICE_ENABLE R/W X Configures the device as a single device where GPO is used as GPO function, or as a multi-device configuration where GPO is used for synchronization with other devices. NOTE: ONLY CHANGE IN INITIALIZE STATE! (Default from NVM memory)
0h = Single-device configuration, GPIO pin configured as GPO
1h = Multi-device configuration, GPIO pin configured as GPIO
2 VSEL_RAIL R/W X LDO controlled by VSEL_SD/VSEL_DDR. NOTE: ONLY CHANGE IN INITIALIZE STATE! (Default from NVM memory)
0h = LDO1
1h = LDO2
1 VSEL_SD_POLARITY R/W X SD Card Voltage Select Note: Ok to change during operation, but consider immediate reaction: change of SD-card supply voltage! (Default from NVM memory)
0h = LOW - 1.8V / HIGH - LDOx_VOUT register setting
1h = HIGH - 1.8V / LOW - LDOx_VOUT register setting
0 VSEL_DDR_SD R/W X VSEL_SD/VSEL_DDR Configuration NOTE: ONLY CHANGE IN INITIALIZE STATE! (Default from NVM memory)
0h = VSEL pin configured as DDR to set the voltage on Buck3
1h = VSEL pin configured as SD to set the voltage on the VSEL_RAIL

6.7.33 MFP_2_CONFIG Register (Offset = 20h) [Reset = X]

MFP_2_CONFIG is shown in Figure 6-50 and described in Table 6-41.

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Figure 6-50 MFP_2_CONFIG Register
7 6 5 4 3 2 1 0
PU_ON_FSD WARM_COLD_RESET_CONFIG EN_PB_VSENSE_CONFIG EN_PB_VSENSE_DEGL MODE_RESET_CONFIG MODE_STBY_CONFIG
R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-41 MFP_2_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 PU_ON_FSD R/W X Power up upon First Supply Detected (FSD). So when VSYS is applied, device does power up to ACTIVE state even if EN/PB/VSENSE pin is at OFF_REQ status. (Default from NVM memory)
0h = First Supply Detection (FSD) Disabled.
1h = First Supply Detection (FSD) Enabled.
6 WARM_COLD_RESET_CONFIG R/W X Selection between WARM or COLD Reset, when a RESET event is triggered via MODE/RESET pin (does not apply to RESET via I2C) (Default from NVM memory)
0h = COLD RESET
1h = WARM RESET
5-4 EN_PB_VSENSE_CONFIG R/W X Enable / Push-Button / VSENSE Configuration. Do not change via I2C after NVM load (except as a precursor before programming NVM) (Default from NVM memory)
0h = Device Enable Configuration
1h = Push Button Configuration
2h = VSENSE Configuration
3h = Device Enable Configuration
3 EN_PB_VSENSE_DEGL R/W X Enable / Push-Button / VSENSE Deglitch NOTE: ONLY CHANGE IN INITIALIZE STATE! Consider immediate reaction when changing from EN/VSENSE to PB or vice versa: power-up! (Default from NVM memory)
0h = short (typ: 120us for EN/VSENSE and 200ms for PB)
1h = long (typ: 50ms for EN/VSENSE and 600ms for PB)
2 MODE_RESET_CONFIG R/W X MODE/RESET Configuration (Default from NVM memory)
0h = MODE
1h = RESET
1-0 MODE_STBY_CONFIG R/W X MODE_STDBY Configuration (Default from NVM memory)
0h = MODE
1h = STBY
2h = MODE and STBY
3h = MODE

6.7.34 STBY_1_CONFIG Register (Offset = 21h) [Reset = X]

STBY_1_CONFIG is shown in Figure 6-51 and described in Table 6-42.

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Figure 6-51 STBY_1_CONFIG Register
7 6 5 4 3 2 1 0
RESERVED LDO4_STBY_EN LDO3_STBY_EN LDO2_STBY_EN LDO1_STBY_EN BUCK3_STBY_EN BUCK2_STBY_EN BUCK1_STBY_EN
R-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-42 STBY_1_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 LDO4_STBY_EN R/W X Enable LDO4 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
5 LDO3_STBY_EN R/W X Enable LDO3 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
4 LDO2_STBY_EN R/W X Enable LDO2 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
3 LDO1_STBY_EN R/W X Enable LDO1 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
2 BUCK3_STBY_EN R/W X Enable BUCK3 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
1 BUCK2_STBY_EN R/W X Enable BUCK2 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
0 BUCK1_STBY_EN R/W X Enable BUCK1 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode

6.7.35 STBY_2_CONFIG Register (Offset = 22h) [Reset = X]

STBY_2_CONFIG is shown in Figure 6-52 and described in Table 6-43.

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Figure 6-52 STBY_2_CONFIG Register
7 6 5 4 3 2 1 0
RESERVED RESERVED RESERVED RESERVED RESERVED GPIO_STBY_EN GPO2_STBY_EN GPO1_STBY_EN
R-X R-X R-X R-X R-X R/W-X R/W-X R/W-X
Table 6-43 STBY_2_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 RESERVED R X Reserved
5 RESERVED R X Reserved
4 RESERVED R X Reserved
3 RESERVED R X Reserved
2 GPIO_STBY_EN R/W X Enable GPIO in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
1 GPO2_STBY_EN R/W X Enable GPO2 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode
0 GPO1_STBY_EN R/W X Enable GPO1 in STANDBY state. (Default from NVM memory)
0h = Disabled in STBY Mode
1h = Enabled in STBY Mode

6.7.36 OC_DEGL_CONFIG Register (Offset = 23h) [Reset = X]

OC_DEGL_CONFIG is shown in Figure 6-53 and described in Table 6-44.

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Figure 6-53 OC_DEGL_CONFIG Register
7 6 5 4 3 2 1 0
RESERVED EN_LONG_DEGL_FOR_OC_LDO4 EN_LONG_DEGL_FOR_OC_LDO3 EN_LONG_DEGL_FOR_OC_LDO2 EN_LONG_DEGL_FOR_OC_LDO1 EN_LONG_DEGL_FOR_OC_BUCK3 EN_LONG_DEGL_FOR_OC_BUCK2 EN_LONG_DEGL_FOR_OC_BUCK1
R-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-44 OC_DEGL_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 EN_LONG_DEGL_FOR_OC_LDO4 R/W X When set, enables the long-deglitch option for OverCurrent signal of LDO4. When clear, enables the short-deglitch option for OverCurrent signal of LDO4. (Default from NVM memory)
0h = Deglitch duration for OverCurrent signals of LDO4 is ~20us
1h = Deglitch duration for OverCurrent signals of LDO4 is ~2ms
5 EN_LONG_DEGL_FOR_OC_LDO3 R/W X When set, enables the long-deglitch option for OverCurrent signal of LDO3. When clear, enables the short-deglitch option for OverCurrent signal of LDO3. (Default from NVM memory)
0h = Deglitch duration for OverCurrent signals of LDO3 is ~20us
1h = Deglitch duration for OverCurrent signals of LDO3 is ~2ms
4 EN_LONG_DEGL_FOR_OC_LDO2 R/W X When set, enables the long-deglitch option for OverCurrent signal of LDO2. When clear, enables the short-deglitch option for OverCurrent signal of LDO2. (Default from NVM memory)
0h = Deglitch duration for OverCurrent signals of LDO2 is ~20us
1h = Deglitch duration for OverCurrent signals of LDO2 is ~2ms
3 EN_LONG_DEGL_FOR_OC_LDO1 R/W X When set, enables the long-deglitch option for OverCurrent signal of LDO1. When clear, enables the short-deglitch option for OverCurrent signal of LDO1. (Default from NVM memory)
0h = Deglitch duration for OverCurrent signals of LDO1 is ~20us
1h = Deglitch duration for OverCurrent signals of LDO1 is ~2ms
2 EN_LONG_DEGL_FOR_OC_BUCK3 R/W X When set, enables the long-deglitch option for OverCurrent signals of BUCK3. When clear, enables the short-deglitch option for OverCurrent signals of BUCK3. (Default from NVM memory)
0h = Deglitch duration for OverCurrent signals for BUCK3 (High-Side Overcurrent, Low-Side Overcurrent and Low-Side Reverse/Negative OverCurrent) is ~20us
1h = Deglitch duration for OverCurrent signals for BUCK3 (High-Side Overcurrent, Low-Side Overcurrent and Low-Side Reverse/Negative OverCurrent) is ~2ms
1 EN_LONG_DEGL_FOR_OC_BUCK2 R/W X When set, enables the long-deglitch option for OverCurrent signals of BUCK2. When clear, enables the short-deglitch option for OverCurrent signals of BUCK2. (Default from NVM memory)
0h = Deglitch duration for OverCurrent signals for BUCK2 (High-Side Overcurrent, Low-Side Overcurrent and Low-Side Reverse/Negative OverCurrent) is ~20us
1h = Deglitch duration for OverCurrent signals for BUCK2 (High-Side Overcurrent, Low-Side Overcurrent and Low-Side Reverse/Negative OverCurrent) is ~2ms
0 EN_LONG_DEGL_FOR_OC_BUCK1 R/W X When set, enables the long-deglitch option for OverCurrent signals of BUCK1. When clear, enables the short-deglitch option for OverCurrent signals of BUCK1. (Default from NVM memory)
0h = Deglitch duration for OverCurrent signals for BUCK1 (High-Side Overcurrent, Low-Side Overcurrent and Low-Side Reverse/Negative OverCurrent) is ~20us
1h = Deglitch duration for OverCurrent signals for BUCK1 (High-Side Overcurrent, Low-Side Overcurrent and Low-Side Reverse/Negative OverCurrent) is ~2ms

6.7.37 INT_MASK_UV Register (Offset = 24h) [Reset = X]

INT_MASK_UV is shown in Figure 6-54 and described in Table 6-45.

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Figure 6-54 INT_MASK_UV Register
7 6 5 4 3 2 1 0
MASK_RETRY_COUNT BUCK3_UV_MASK BUCK2_UV_MASK BUCK1_UV_MASK LDO4_UV_MASK LDO3_UV_MASK LDO2_UV_MASK LDO1_UV_MASK
R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-45 INT_MASK_UV Register Field Descriptions
Bit Field Type Reset Description
7 MASK_RETRY_COUNT R/W X When set, device can power up even after two retries. (Default from NVM memory)
0h = Device does retry up to 2 times, then stay off
1h = Device does retry infinitely
6 BUCK3_UV_MASK R/W X BUCK3 Undervoltage Mask. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
5 BUCK2_UV_MASK R/W X BUCK2 Undervoltage Mask. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
4 BUCK1_UV_MASK R/W X BUCK1 Undervoltage Mask. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
3 LDO4_UV_MASK R/W X LDO4 Undervoltage Mask - Always masked in BYP or LSW modes. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
2 LDO3_UV_MASK R/W X LDO3 Undervoltage Mask - Always masked in BYP or LSW modes. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
1 LDO2_UV_MASK R/W X LDO2 Undervoltage Mask - Always masked in BYP or LSW modes. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
0 LDO1_UV_MASK R/W X LDO1 Undervoltage Mask - Always masked in BYP or LSW modes. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)

6.7.38 MASK_CONFIG Register (Offset = 25h) [Reset = X]

MASK_CONFIG is shown in Figure 6-55 and described in Table 6-46.

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Figure 6-55 MASK_CONFIG Register
7 6 5 4 3 2 1 0
MASK_INT_FOR_PB MASK_EFFECT MASK_INT_FOR_RV SENSOR_0_WARM_MASK SENSOR_1_WARM_MASK SENSOR_2_WARM_MASK SENSOR_3_WARM_MASK
R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X R/W-X
Table 6-46 MASK_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 MASK_INT_FOR_PB R/W X Masking bit to control whether nINT pin is sensitive to PushButton (PB) press/release events or not. (Default from NVM memory)
0h = un-masked (nINT pulled low for any PB events)
1h = masked (nINT not sensitive to any PB events)
6-5 MASK_EFFECT R/W X Effect of masking (global) (Default from NVM memory)
0h = no state change, no nINT reaction, no bit set for Faults
1h = no state change, no nINT reaction, bit set for Faults
2h = no state change, nINT reaction, bit set for Faults (same as 11b)
3h = no state change, nINT reaction, bit set for Faults (same as 10b)
4 MASK_INT_FOR_RV R/W X Masking bit to control whether nINT pin is sensitive to RV (Residual Voltage) events or not. (Default from NVM memory)
0h = un-masked (nINT pulled low for any RV events during transition to ACTIVE state or during enabling of rails)
1h = masked (nINT not sensitive to any RV events)
3 SENSOR_0_WARM_MASK R/W X Die Temperature Warm Fault Mask, Sensor 0. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
2 SENSOR_1_WARM_MASK R/W X Die Temperature Warm Fault Mask, Sensor 1. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
1 SENSOR_2_WARM_MASK R/W X Die Temperature Warm Fault Mask, Sensor 2. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)
0 SENSOR_3_WARM_MASK R/W X Die Temperature Warm Fault Mask, Sensor 3. (Default from NVM memory)
0h = un-masked (Faults reported)
1h = masked (Faults not reported)

6.7.39 I2C_ADDRESS_REG Register (Offset = 26h) [Reset = X]

I2C_ADDRESS_REG is shown in Figure 6-56 and described in Table 6-47.

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Figure 6-56 I2C_ADDRESS_REG Register
7 6 5 4 3 2 1 0
DIY_NVM_PROGRAM_CMD_ISSUED I2C_ADDRESS
R/W-X R/W-X
Table 6-47 I2C_ADDRESS_REG Register Field Descriptions
Bit Field Type Reset Description
7 DIY_NVM_PROGRAM_CMD_ISSUED R/W X Bit that indicates whether a DIY program command was attempted. Once set, remains always set. (Default from NVM memory)
0h = NVM data not changed
1h = NVM data attempted to be changed via DIY program command
6-0 I2C_ADDRESS R/W X I2C secondary address. Note: Ok to change during operation, but consider immediate reaction: new address for read/write! (Default from NVM memory)

6.7.40 USER_GENERAL_NVM_STORAGE_REG Register (Offset = 27h) [Reset = X]

USER_GENERAL_NVM_STORAGE_REG is shown in Figure 6-57 and described in Table 6-48.

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Figure 6-57 USER_GENERAL_NVM_STORAGE_REG Register
7 6 5 4 3 2 1 0
USER_GENERAL_NVM_STORAGE
R/W-X
Table 6-48 USER_GENERAL_NVM_STORAGE_REG Register Field Descriptions
Bit Field Type Reset Description
7-0 USER_GENERAL_NVM_STORAGE R/W X 8-bit NVM-based register available to the user to use to store user-data, for example NVM-ID of customer-modified NVM-version or other purposes. (Default from NVM memory)

6.7.41 MANUFACTURING_VER Register (Offset = 28h) [Reset = 00h]

MANUFACTURING_VER is shown in Figure 6-58 and described in Table 6-49.

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Figure 6-58 MANUFACTURING_VER Register
7 6 5 4 3 2 1 0
SILICON_REV
R-0h
Table 6-49 MANUFACTURING_VER Register Field Descriptions
Bit Field Type Reset Description
7-0 SILICON_REV R 0h SILICON_REV[7:6] - Reserved SILICON_REV[5:3] - ALR SILICON_REV[2:0] - Metal Silicon Revision - Hard wired (not under NVM control)

6.7.42 MFP_CTRL Register (Offset = 29h) [Reset = X]

MFP_CTRL is shown in Figure 6-59 and described in Table 6-50.

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Figure 6-59 MFP_CTRL Register
7 6 5 4 3 2 1 0
RESERVED RESERVED RESERVED GPIO_STATUS WARM_RESET_I2C_CTRL COLD_RESET_I2C_CTRL STBY_I2C_CTRL I2C_OFF_REQ
R-X R-X R-X R-0h R/WSelfClrF-0h R/W-0h R/W-0h R/WSelfClrF-0h
Table 6-50 MFP_CTRL Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 RESERVED R X Reserved
5 RESERVED R X Reserved
4 GPIO_STATUS R 0h Indicates the real-time value of GPIO pin
0h = The GPIO pin is currently '0'
1h = The GPIO pin is currently '1'
3 WARM_RESET_I2C_CTRL R/WSelfClrF 0h Triggers a WARM RESET when written as '1'. Note: This bit self-clears automatically, so cannot be read as '1' after the write.
0h = normal operation
1h = WARM_RESET
2 COLD_RESET_I2C_CTRL R/W 0h Triggers a COLD RESET when set high. Cleared upon entry to INITIALIZE.
0h = normal operation
1h = COLD_RESET
1 STBY_I2C_CTRL R/W 0h STBY control using I2C. Consolidated with STBY control via MODE/STBY pin. Refer to table in spec.
0h = normal operation
1h = STBY mode
0 I2C_OFF_REQ R/WSelfClrF 0h When '1' is written to this bit: Trigger OFF request. When '0': No effect. Does self-clear.
0h = No effect
1h = Trigger OFF Request

6.7.43 DISCHARGE_CONFIG Register (Offset = 2Ah) [Reset = X]

DISCHARGE_CONFIG is shown in Figure 6-60 and described in Table 6-51.

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Figure 6-60 DISCHARGE_CONFIG Register
7 6 5 4 3 2 1 0
RESERVED LDO4_DISCHARGE_EN LDO3_DISCHARGE_EN LDO2_DISCHARGE_EN LDO1_DISCHARGE_EN BUCK3_DISCHARGE_EN BUCK2_DISCHARGE_EN BUCK1_DISCHARGE_EN
R-X R/W-1h R/W-1h R/W-1h R/W-1h R/W-1h R/W-1h R/W-1h
Table 6-51 DISCHARGE_CONFIG Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 LDO4_DISCHARGE_EN R/W 1h Discharge setting for LDO4
0h = No Discharge
1h = 250 Ω
5 LDO3_DISCHARGE_EN R/W 1h Discharge setting for LDO3
0h = No Discharge
1h = 250 Ω
4 LDO2_DISCHARGE_EN R/W 1h Discharge setting for LDO2
0h = No Discharge
1h = 200 Ω
3 LDO1_DISCHARGE_EN R/W 1h Discharge setting for LDO1
0h = No Discharge
1h = 200 Ω
2 BUCK3_DISCHARGE_EN R/W 1h Discharge setting for BUCK3
0h = No Discharge
1h = 125 Ω
1 BUCK2_DISCHARGE_EN R/W 1h Discharge setting for BUCK2
0h = No Discharge
1h = 125 Ω
0 BUCK1_DISCHARGE_EN R/W 1h Discharge setting for BUCK1
0h = No Discharge
1h = 125 Ω

6.7.44 INT_SOURCE Register (Offset = 2Bh) [Reset = 00h]

INT_SOURCE is shown in Figure 6-61 and described in Table 6-52.

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Figure 6-61 INT_SOURCE Register
7 6 5 4 3 2 1 0
INT_PB_IS_SET INT_LDO_3_4_IS_SET INT_LDO_1_2_IS_SET INT_BUCK_3_IS_SET INT_BUCK_1_2_IS_SET INT_SYSTEM_IS_SET INT_RV_IS_SET INT_TIMEOUT_RV_SD_IS_SET
R-0h R-0h R-0h R-0h R-0h R-0h R-0h R-0h
Table 6-52 INT_SOURCE Register Field Descriptions
Bit Field Type Reset Description
7 INT_PB_IS_SET R 0h One or more sources of the INT present in register INT_PB
0h = No bits set in INT_PB
1h = One or more bits set in INT_PB
6 INT_LDO_3_4_IS_SET R 0h One or more sources of the INT present in register INT_LDO_3_4
0h = No bits set in INT_LDO_3_4
1h = One or more bits set in INT_LDO_3_4
5 INT_LDO_1_2_IS_SET R 0h One or more sources of the INT present in register INT_LDO_1_2
0h = No bits set in INT_LDO_1_2
1h = One or more bits set in INT_LDO_1_2
4 INT_BUCK_3_IS_SET R 0h One or more sources of the INT present in register INT_BUCK_3
0h = No bits set in INT_BUCK_3
1h = One or more bits set in INT_BUCK_3
3 INT_BUCK_1_2_IS_SET R 0h One or more sources of the INT present in register INT_BUCK_1_2
0h = No bits set in INT_BUCK_1_2
1h = One or more bits set in INT_BUCK_1_2
2 INT_SYSTEM_IS_SET R 0h One or more sources of the INT present in register INT_SYSTEM
0h = No bits set in INT_SYSTEM
1h = One or more bits set in INT_SYSTEM
1 INT_RV_IS_SET R 0h One or more sources of the INT present in register INT_RV
0h = No bits set in INT_RV
1h = One or more bits set in INT_RV
0 INT_TIMEOUT_RV_SD_IS_SET R 0h One or more sources of the INT present in register INT_TIMEOUT_RV_SD
0h = No bits set in INT_TIMEOUT_RV_SD
1h = One or more bits set in INT_TIMEOUT_RV_SD

6.7.45 INT_LDO_3_4 Register (Offset = 2Ch) [Reset = X]

INT_LDO_3_4 is shown in Figure 6-62 and described in Table 6-53.

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Figure 6-62 INT_LDO_3_4 Register
7 6 5 4 3 2 1 0
RESERVED RESERVED LDO4_UV LDO4_OC LDO4_SCG LDO3_UV LDO3_OC LDO3_SCG
R-X R-X R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h
Table 6-53 INT_LDO_3_4 Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 RESERVED R X Reserved
5 LDO4_UV R/W1C 0h LDO4 Undervoltage Fault. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_UV_MASK bit in register INT_MASK_UV is '1'
0h = No Fault detected
1h = Fault detected
4 LDO4_OC R/W1C 0h LDO4 Overcurrent Fault.
0h = No Fault detected
1h = Fault detected
3 LDO4_SCG R/W1C 0h LDO4 Short Circuit to Ground Fault
0h = No Fault detected
1h = Fault detected
2 LDO3_UV R/W1C 0h LDO3 Undervoltage Fault. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_UV_MASK bit in register INT_MASK_UV is '1'
0h = No Fault detected
1h = Fault detected
1 LDO3_OC R/W1C 0h LDO3 Overcurrent Fault
0h = No Fault detected
1h = Fault detected
0 LDO3_SCG R/W1C 0h LDO3 Short Circuit to Ground Fault
0h = No Fault detected
1h = Fault detected

6.7.46 INT_LDO_1_2 Register (Offset = 2Dh) [Reset = X]

INT_LDO_1_2 is shown in Figure 6-63 and described in Table 6-54.

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Figure 6-63 INT_LDO_1_2 Register
7 6 5 4 3 2 1 0
RESERVED RESERVED LDO2_UV LDO2_OC LDO2_SCG LDO1_UV LDO1_OC LDO1_SCG
R-X R-X R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h
Table 6-54 INT_LDO_1_2 Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 RESERVED R X Reserved
5 LDO2_UV R/W1C 0h LDO2 Undervoltage Fault. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_UV_MASK bit in register INT_MASK_UV is '1'
0h = No Fault detected
1h = Fault detected
4 LDO2_OC R/W1C 0h LDO2 Overcurrent Fault
0h = No Fault detected
1h = Fault detected
3 LDO2_SCG R/W1C 0h LDO2 Short Circuit to Ground Fault
0h = No Fault detected
1h = Fault detected
2 LDO1_UV R/W1C 0h LDO1 Undervoltage Fault. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_UV_MASK bit in register INT_MASK_UV is '1'
0h = No Fault detected
1h = Fault detected
1 LDO1_OC R/W1C 0h LDO1 Overcurrent Fault
0h = No Fault detected
1h = Fault detected
0 LDO1_SCG R/W1C 0h LDO1 Short Circuit to Ground Fault
0h = No Fault detected
1h = Fault detected

6.7.47 INT_BUCK_3 Register (Offset = 2Eh) [Reset = X]

INT_BUCK_3 is shown in Figure 6-64 and described in Table 6-55.

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Figure 6-64 INT_BUCK_3 Register
7 6 5 4 3 2 1 0
RESERVED RESERVED RESERVED RESERVED BUCK3_UV BUCK3_NEG_OC BUCK3_OC BUCK3_SCG
R-X R-X R-X R-X R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h
Table 6-55 INT_BUCK_3 Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 RESERVED R X Reserved
5 RESERVED R X Reserved
4 RESERVED R X Reserved
3 BUCK3_UV R/W1C 0h BUCK3 Undervoltage Fault. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_UV_MASK bit in register INT_MASK_UV is '1'
0h = No Fault detected
1h = Fault detected
2 BUCK3_NEG_OC R/W1C 0h BUCK3 Negative Overcurrent Fault
0h = No Fault detected
1h = Fault detected
1 BUCK3_OC R/W1C 0h BUCK3 Positive Overcurrent Fault
0h = No Fault detected
1h = Fault detected
0 BUCK3_SCG R/W1C 0h BUCK3 Short Circuit to Ground Fault
0h = No Fault detected
1h = Fault detected

6.7.48 INT_BUCK_1_2 Register (Offset = 2Fh) [Reset = 00h]

INT_BUCK_1_2 is shown in Figure 6-65 and described in Table 6-56.

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Figure 6-65 INT_BUCK_1_2 Register
7 6 5 4 3 2 1 0
BUCK2_UV BUCK2_NEG_OC BUCK2_OC BUCK2_SCG BUCK1_UV BUCK1_NEG_OC BUCK1_OC BUCK1_SCG
R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h
Table 6-56 INT_BUCK_1_2 Register Field Descriptions
Bit Field Type Reset Description
7 BUCK2_UV R/W1C 0h BUCK2 Undervoltage Fault. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_UV_MASK bit in register INT_MASK_UV is '1'
0h = No Fault detected
1h = Fault detected
6 BUCK2_NEG_OC R/W1C 0h BUCK2 Negative Overcurrent Fault
0h = No Fault detected
1h = Fault detected
5 BUCK2_OC R/W1C 0h BUCK2 Positive Overcurrent Fault
0h = No Fault detected
1h = Fault detected
4 BUCK2_SCG R/W1C 0h BUCK2 Short Circuit to Ground Fault
0h = No Fault detected
1h = Fault detected
3 BUCK1_UV R/W1C 0h BUCK1 Undervoltage Fault. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_UV_MASK bit in register INT_MASK_UV is '1'
0h = No Fault detected
1h = Fault detected
2 BUCK1_NEG_OC R/W1C 0h BUCK1 Negative Overcurrent Fault
0h = No Fault detected
1h = Fault detected
1 BUCK1_OC R/W1C 0h BUCK1 Positive Overcurrent Fault
0h = No Fault detected
1h = Fault detected
0 BUCK1_SCG R/W1C 0h BUCK1 Short Circuit to Ground Fault
0h = No Fault detected
1h = Fault detected

6.7.49 INT_SYSTEM Register (Offset = 30h) [Reset = 00h]

INT_SYSTEM is shown in Figure 6-66 and described in Table 6-57.

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Figure 6-66 INT_SYSTEM Register
7 6 5 4 3 2 1 0
SENSOR_0_HOT SENSOR_1_HOT SENSOR_2_HOT SENSOR_3_HOT SENSOR_0_WARM SENSOR_1_WARM SENSOR_2_WARM SENSOR_3_WARM
R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h
Table 6-57 INT_SYSTEM Register Field Descriptions
Bit Field Type Reset Description
7 SENSOR_0_HOT R/W1C 0h TSD Hot detection for sensor 0
0h = No Fault detected
1h = Fault detected
6 SENSOR_1_HOT R/W1C 0h TSD Hot detection for sensor 1
0h = No Fault detected
1h = Fault detected
5 SENSOR_2_HOT R/W1C 0h TSD Hot detection for sensor 2
0h = No Fault detected
1h = Fault detected
4 SENSOR_3_HOT R/W1C 0h TSD Hot detection for sensor 3
0h = No Fault detected
1h = Fault detected
3 SENSOR_0_WARM R/W1C 0h TSD Warm detection for sensor 0. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_WARM_MASK bit in register MASK_CONFIG is '1'
0h = No Fault detected
1h = Fault detected
2 SENSOR_1_WARM R/W1C 0h TSD Warm detection for sensor 1. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_WARM_MASK bit in register MASK_CONFIG is '1'
0h = No Fault detected
1h = Fault detected
1 SENSOR_2_WARM R/W1C 0h TSD Warm detection for sensor 2. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_WARM_MASK bit in register MASK_CONFIG is '1'
0h = No Fault detected
1h = Fault detected
0 SENSOR_3_WARM R/W1C 0h TSD Warm detection for sensor 3. Is automatically cleared upon a transition to INITIALIZE state, if corresponding *_WARM_MASK bit in register MASK_CONFIG is '1'
0h = No Fault detected
1h = Fault detected

6.7.50 INT_RV Register (Offset = 31h) [Reset = X]

INT_RV is shown in Figure 6-67 and described in Table 6-58.

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Figure 6-67 INT_RV Register
7 6 5 4 3 2 1 0
RESERVED LDO4_RV LDO3_RV LDO2_RV LDO1_RV BUCK3_RV BUCK2_RV BUCK1_RV
R-X R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h
Table 6-58 INT_RV Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 LDO4_RV R/W1C 0h RV event detected on LDO4 rail during rail-turn-on, or after 4-5 ms during discharge checks prior to entering power sequence to ACTIVE state
0h = No RV detected
1h = RV detected
5 LDO3_RV R/W1C 0h RV event detected on LDO3 rail during rail-turn-on, or after 4-5 ms during discharge checks prior to entering power sequence to ACTIVE state
0h = No RV detected
1h = RV detected
4 LDO2_RV R/W1C 0h RV event detected on LDO2 rail during rail-turn-on, or after 4-5 ms during discharge checks prior to entering power sequence to ACTIVE state
0h = No RV detected
1h = RV detected
3 LDO1_RV R/W1C 0h RV event detected on LDO1 rail during rail-turn-on, or after 4-5 ms during discharge checks prior to entering power sequence to ACTIVE state
0h = No RV detected
1h = RV detected
2 BUCK3_RV R/W1C 0h RV event detected on BUCK3 rail during rail-turn-on, or after 4-5 ms during discharge checks prior to entering power sequence to ACTIVE state
0h = No RV detected
1h = RV detected
1 BUCK2_RV R/W1C 0h RV event detected on BUCK2 rail during rail-turn-on, or after 4-5 ms during discharge checks prior to entering power sequence to ACTIVE state
0h = No RV detected
1h = RV detected
0 BUCK1_RV R/W1C 0h RV event detected on BUCK1 rail during rail-turn-on, or after 4-5 ms during discharge checks prior to entering power sequence to ACTIVE state
0h = No RV detected
1h = RV detected

6.7.51 INT_TIMEOUT_RV_SD Register (Offset = 32h) [Reset = 00h]

INT_TIMEOUT_RV_SD is shown in Figure 6-68 and described in Table 6-59.

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Figure 6-68 INT_TIMEOUT_RV_SD Register
7 6 5 4 3 2 1 0
TIMEOUT LDO4_RV_SD LDO3_RV_SD LDO2_RV_SD LDO1_RV_SD BUCK3_RV_SD BUCK2_RV_SD BUCK1_RV_SD
R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h R/W1C-0h
Table 6-59 INT_TIMEOUT_RV_SD Register Field Descriptions
Bit Field Type Reset Description
7 TIMEOUT R/W1C 0h Is set if ShutDown occurred due to a TimeOut while: 1. Transitioning to ACTIVE state, and one or more rails did not rise past the UV level at the end of the assigned slot (and UV on this rail is configured as a SD fault). Which rail(s) is/are indicated by the *_UV bits in the INT_* registers. 2. Transitioning to STANDBY state, and one or more rails did not fall below the SCG level at the end of the assigned slot and discharge is enabled for that rail (which rail(s) is/are indicated by the corresponding RV_SD bit(s) in this register).
0h = No SD due to TimeOut occurred
1h = SD due to TimeOut occurred
6 LDO4_RV_SD R/W1C 0h RV on LDO4 rail caused a shutdown during: 1. A transition to STANDBY state, this rail did not discharge at the end of the assigned slot and discharge is enabled for this rail 2. A transition to STANDBY state, RV was observed on this rail during the transition after this rail was disabled and discharge was enabled 3. A transition to ACTIVE state, RV was observed on this rail during the transition when this rail was OFF (rails are expected to be discharged before commencing the sequence to ACTIVE) 4. This rail did not discharge and therefore caused a Timeout-SD while attempting to discharge all rails at the start of a transition from STANDBY to ACTIVE (TIMEOUT bit gets also set in this case)
0h = No SD due to RV/DISCHARGE_TIMEOUT on LDO4 occurred
1h = SD due to RV/DISCHARGE_TIMEOUT on LDO4 occurred
5 LDO3_RV_SD R/W1C 0h RV on LDO4 rail caused a shutdown during: 1. A transition to STANDBY state, this rail did not discharge at the end of the assigned slot and discharge is enabled for this rail 2. A transition to STANDBY state, RV was observed on this rail during the transition after this rail was disabled and discharge was enabled 3. A transition to ACTIVE state, RV was observed on this rail during the transition when this rail was OFF (rails are expected to be discharged before commencing the sequence to ACTIVE) 4. This rail did not discharge and therefore caused a Timeout-SD while attempting to discharge all rails at the start of a transition from STANDBY to ACTIVE (TIMEOUT bit gets also set in this case)
0h = No SD due to RV/DISCHARGE_TIMEOUT on LDO3 occurred
1h = SD due to RV/DISCHARGE_TIMEOUT on LDO3 occurred
4 LDO2_RV_SD R/W1C 0h RV on LDO4 rail caused a shutdown during: 1. A transition to STANDBY state, this rail did not discharge at the end of the assigned slot and discharge is enabled for this rail 2. A transition to STANDBY state, RV was observed on this rail during the transition after this rail was disabled and discharge was enabled 3. A transition to ACTIVE state, RV was observed on this rail during the transition when this rail was OFF (rails are expected to be discharged before commencing the sequence to ACTIVE) 4. This rail did not discharge and therefore caused a Timeout-SD while attempting to discharge all rails at the start of a transition from STANDBY to ACTIVE (TIMEOUT bit gets also set in this case)
0h = No SD due to RV/DISCHARGE_TIMEOUT on LDO2 occurred
1h = SD due to RV/DISCHARGE_TIMEOUT on LDO2 occurred
3 LDO1_RV_SD R/W1C 0h RV on LDO4 rail caused a shutdown during: 1. A transition to STANDBY state, this rail did not discharge at the end of the assigned slot and discharge is enabled for this rail 2. A transition to STANDBY state, RV was observed on this rail during the transition after this rail was disabled and discharge was enabled 3. A transition to ACTIVE state, RV was observed on this rail during the transition when this rail was OFF (rails are expected to be discharged before commencing the sequence to ACTIVE) 4. This rail did not discharge and therefore caused a Timeout-SD while attempting to discharge all rails at the start of a transition from STANDBY to ACTIVE (TIMEOUT bit gets also set in this case)
0h = No SD due to RV/DISCHARGE_TIMEOUT on LDO1 occurred
1h = SD due to RV/DISCHARGE_TIMEOUT on LDO1 occurred
2 BUCK3_RV_SD R/W1C 0h RV on LDO4 rail caused a shutdown during: 1. A transition to STANDBY state, this rail did not discharge at the end of the assigned slot and discharge is enabled for this rail 2. A transition to STANDBY state, RV was observed on this rail during the transition after this rail was disabled and discharge was enabled 3. A transition to ACTIVE state, RV was observed on this rail during the transition when this rail was OFF (rails are expected to be discharged before commencing the sequence to ACTIVE) 4. This rail did not discharge and therefore caused a Timeout-SD while attempting to discharge all rails at the start of a transition from STANDBY to ACTIVE (TIMEOUT bit gets also set in this case)
0h = No SD due to RV/DISCHARGE_TIMEOUT on BUCK3 occurred
1h = SD due to RV/DISCHARGE_TIMEOUT on BUCK3 occurred
1 BUCK2_RV_SD R/W1C 0h RV on LDO4 rail caused a shutdown during: 1. A transition to STANDBY state, this rail did not discharge at the end of the assigned slot and discharge is enabled for this rail 2. A transition to STANDBY state, RV was observed on this rail during the transition after this rail was disabled and discharge was enabled 3. A transition to ACTIVE state, RV was observed on this rail during the transition when this rail was OFF (rails are expected to be discharged before commencing the sequence to ACTIVE) 4. This rail did not discharge and therefore caused a Timeout-SD while attempting to discharge all rails at the start of a transition from STANDBY to ACTIVE (TIMEOUT bit gets also set in this case)
0h = No SD due to RV/DISCHARGE_TIMEOUT on BUCK2 occurred
1h = SD due to RV/DISCHARGE_TIMEOUT on BUCK2 occurred
0 BUCK1_RV_SD R/W1C 0h RV on LDO4 rail caused a shutdown during: 1. A transition to STANDBY state, this rail did not discharge at the end of the assigned slot and discharge is enabled for this rail 2. A transition to STANDBY state, RV was observed on this rail during the transition after this rail was disabled and discharge was enabled 3. A transition to ACTIVE state, RV was observed on this rail during the transition when this rail was OFF (rails are expected to be discharged before commencing the sequence to ACTIVE) 4. This rail did not discharge and therefore caused a Timeout-SD while attempting to discharge all rails at the start of a transition from STANDBY to ACTIVE (TIMEOUT bit gets also set in this case)
0h = No SD due to RV/DISCHARGE_TIMEOUT on BUCK1 occurred
1h = SD due to RV/DISCHARGE_TIMEOUT on BUCK1 occurred

6.7.52 INT_PB Register (Offset = 33h) [Reset = X]

INT_PB is shown in Figure 6-69 and described in Table 6-60.

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Figure 6-69 INT_PB Register
7 6 5 4 3 2 1 0
RESERVED RESERVED RESERVED RESERVED RESERVED PB_REAL_TIME_STATUS PB_RISING_EDGE_DETECTED PB_FALLING_EDGE_DETECTED
R-X R-X R-X R-X R-X R-1h R/W1C-0h R/W1C-0h
Table 6-60 INT_PB Register Field Descriptions
Bit Field Type Reset Description
7 RESERVED R X Reserved
6 RESERVED R X Reserved
5 RESERVED R X Reserved
4 RESERVED R X Reserved
3 RESERVED R X Reserved
2 PB_REAL_TIME_STATUS R 1h Deglitched (64-128ms) real-time status of PB pin. Valid only when EN/PB/VSENSE pin is configured as PB.
0h = Current deglitched status of PB: PRESSED
1h = Current deglitched status of PB: RELEASED
1 PB_RISING_EDGE_DETECTED R/W1C 0h PB was released for > deglitch period (64-128ms) since the previous time this bit was cleared. This bit when set, does assert nINT pin (if config bit MASK_INT_FOR_PB='0').
0h = No PB-release detected
1h = PB-release detected
0 PB_FALLING_EDGE_DETECTED R/W1C 0h PB was pressed for > deglitch period (64-128ms) since the previous time this bit was cleared. This bit when set, does assert nINT pin (if config bit MASK_INT_FOR_PB='0').
0h = No PB-press detected
1h = PB-press detected

6.7.53 USER_NVM_CMD_REG Register (Offset = 34h) [Reset = 00h]

USER_NVM_CMD_REG is shown in Figure 6-70 and described in Table 6-61.

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Figure 6-70 USER_NVM_CMD_REG Register
7 6 5 4 3 2 1 0
NVM_VERIFY_RESULT CUST_NVM_VERIFY_DONE CUST_PROG_DONE I2C_OSC_ON USER_NVM_CMD
R-0h R/W1C-0h R/W1C-0h R-0h R-0h
Table 6-61 USER_NVM_CMD_REG Register Field Descriptions
Bit Field Type Reset Description
7 NVM_VERIFY_RESULT R 0h After an CUST_NVM_VERIFY_CMD is executed, this bit gives the result of the operation. (1 = fail, 0= pass). If '1', can only be cleared if a subsequent CUST_NVM_VERIFY_CMD passes.
0h = PASS
1h = FAIL
6 CUST_NVM_VERIFY_DONE R/W1C 0h Is set to '1' after a CUST_NVM_VERIFY_CMD is executed. Remains '1' until W1C by user.
0h = Not yet done / not in progress
1h = Done
5 CUST_PROG_DONE R/W1C 0h Is set to '1' after a CUST_PROG_CMD is executed. Remains '1' until W1C by user.
0h = Not yet done / not in progress
1h = Done
4 I2C_OSC_ON R 0h This register field is set to '1' if an EN_OSC_DIY is received.
0h = OSC not controlled via I2C
1h = OSC unconditionally ON due to I2C command EN_OSC_DIY
3-0 USER_NVM_CMD R 0h Commands to enter DIY programming mode and program user NVM space. Always reads as 0.
6h = DIS_OSC_DIY
7h = CUST_NVM_VERIFY_CMD
9h = EN_OSC_DIY
Ah = CUST_PROG_CMD

6.7.54 POWER_UP_STATUS_REG Register (Offset = 35h) [Reset = 00h]

POWER_UP_STATUS_REG is shown in Figure 6-71 and described in Table 6-62.

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Figure 6-71 POWER_UP_STATUS_REG Register
7 6 5 4 3 2 1 0
POWER_UP_FROM_FSD POWER_UP_FROM_EN_PB_VSENSE COLD_RESET_ISSUED STATE RETRY_COUNT POWER_UP_FROM_OFF
R/W1C-0h R/W1C-0h R/W1C-0h R-0h R-0h R/W1C-0h
Table 6-62 POWER_UP_STATUS_REG Register Field Descriptions
Bit Field Type Reset Description
7 POWER_UP_FROM_FSD R/W1C 0h Is set if ON_REQ was triggered due to  FSD
0h = No power-up via FSD detected
1h = Power-up via FSD detected
6 POWER_UP_FROM_EN_PB_VSENSE R/W1C 0h Is set if ON_REQ was triggered due to EN/PB/VSENSE pin
0h = No power-up via pin detected
1h = Power-up via pin detected
5 COLD_RESET_ISSUED R/W1C 0h Is set if we received a COLD_RESET over pin or over I2C
0h = No COLD RESET received
1h = COLD RESET received either through pin or I2C
4-3 STATE R 0h Indicates the current device state
0h = Transition state
1h = INITIALIZE
2h = STANDBY
3h = ACTIVE
2-1 RETRY_COUNT R 0h Reads the current retry count in the state machine. If RETRY_COUNT = 3 and is not masked, device does not power up.
0 POWER_UP_FROM_OFF R/W1C 0h Indicates if we powered up from OFF state (POR was asserted)
0h = OFF state not entered since the previous clearing of this bit
1h = OFF state was entered since the previous clearing of this bit

6.7.55 SPARE_2 Register (Offset = 36h) [Reset = 00h]

SPARE_2 is shown in Figure 6-72 and described in Table 6-63.

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Figure 6-72 SPARE_2 Register
7 6 5 4 3 2 1 0
SPARE_2_1 SPARE_2_2 SPARE_2_3 SPARE_2_4 SPARE_2_5 SPARE_2_6 SPARE_2_7 SPARE_2_8
R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h
Table 6-63 SPARE_2 Register Field Descriptions
Bit Field Type Reset Description
7 SPARE_2_1 R/W 0h Spare bit in user non-NVM space
6 SPARE_2_2 R/W 0h Spare bit in user non-NVM space
5 SPARE_2_3 R/W 0h Spare bit in user non-NVM space
4 SPARE_2_4 R/W 0h Spare bit in user non-NVM space
3 SPARE_2_5 R/W 0h Spare bit in user non-NVM space
2 SPARE_2_6 R/W 0h Spare bit in user non-NVM space
1 SPARE_2_7 R/W 0h Spare bit in user non-NVM space
0 SPARE_2_8 R/W 0h Spare bit in user non-NVM space

6.7.56 SPARE_3 Register (Offset = 37h) [Reset = 00h]

SPARE_3 is shown in Figure 6-73 and described in Table 6-64.

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Figure 6-73 SPARE_3 Register
7 6 5 4 3 2 1 0
SPARE_3_1
R/W-0h
Table 6-64 SPARE_3 Register Field Descriptions
Bit Field Type Reset Description
7-0 SPARE_3_1 R/W 0h Spare bit in user non-NVM space

6.7.57 FACTORY_CONFIG_2 Register (Offset = 41h) [Reset = X]

FACTORY_CONFIG_2 is shown in Figure 6-74 and described in Table 6-65.

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Figure 6-74 FACTORY_CONFIG_2 Register
7 6 5 4 3 2 1 0
NVM_REVISION RESERVED RESERVED RESERVED RESERVED RESERVED
R-X R-X R-X R-X R-X R-X
Table 6-65 FACTORY_CONFIG_2 Register Field Descriptions
Bit Field Type Reset Description
7-5 NVM_REVISION R X Specifies the version of the NVM configuration Note: This register can be programmed only by the manufacturer.
0h = V0
1h = V1 ...
4 RESERVED R X Reserved
3 RESERVED R X Reserved
2 RESERVED R X Reserved
1 RESERVED R X Reserved
0 RESERVED R X Reserved