SLVSH22 May   2024 DRV8000-Q1

ADVANCE INFORMATION  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings Auto
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information RGZ package
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 External Components
    4. 7.4 Feature Description
      1. 7.4.1 Heater MOSFET Driver
        1. 7.4.1.1 Heater MOSFET Driver Control
        2. 7.4.1.2 Heater MOSFET Driver Protection
          1. 7.4.1.2.1 Heater SH_HS Internal Diode
          2. 7.4.1.2.2 Heater MOSFET VDS Overcurrent Protection (HEAT_VDS)
          3. 7.4.1.2.3 Heater MOSFET Open Load Detection
      2. 7.4.2 High-side Drivers
        1. 7.4.2.1 High-side Driver Control
          1. 7.4.2.1.1 High-side Driver PWM Generator
          2. 7.4.2.1.2 Constant Current Mode
          3. 7.4.2.1.3 OUT7 HS ITRIP Behavior
          4. 7.4.2.1.4 High-side Drivers - Parallel Outputs
        2. 7.4.2.2 High-side Driver Protection Circuits
          1. 7.4.2.2.1 High-side Drivers Internal Diode
          2. 7.4.2.2.2 High-side Driver Over Current Protection
          3. 7.4.2.2.3 High-side Driver Open Load Detection
      3. 7.4.3 Electro-chromic Glass Driver
        1. 7.4.3.1 Electro-chromic Driver Control
        2. 7.4.3.2 Electro-chromic Driver Protection
      4. 7.4.4 Half-bridge Drivers
        1. 7.4.4.1 Half-bridge Control
        2. 7.4.4.2 Half-bridge ITRIP Regulation
        3. 7.4.4.3 Half-bridge Protection and Diagnostics
          1. 7.4.4.3.1 Half-bridge Off-State Diagnostics (OLP)
          2. 7.4.4.3.2 Half-Bridge Active Open Load Detection (OLA)
          3. 7.4.4.3.3 Half-Bridge Over-Current Protection
      5. 7.4.5 Gate Drivers
        1. 7.4.5.1 Input PWM Modes
          1. 7.4.5.1.1 Half-Bridge Control
          2. 7.4.5.1.2 H-Bridge Control
          3. 7.4.5.1.3 DRVOFF - Gate Driver Shutoff Pin
        2. 7.4.5.2 Smart Gate Driver - Functional Block Diagram
          1. 7.4.5.2.1  Smart Gate Driver
          2. 7.4.5.2.2  Functional Block Diagram
          3. 7.4.5.2.3  Slew Rate Control (IDRIVE)
          4. 7.4.5.2.4  Gate Driver State Machine (TDRIVE)
            1. 7.4.5.2.4.1 tDRIVE Calculation Example
          5. 7.4.5.2.5  Propagation Delay Reduction (PDR)
          6. 7.4.5.2.6  PDR Pre-Charge/Pre-Discharge Control Loop Operation Details
            1. 7.4.5.2.6.1 PDR Pre-Charge/Pre-Discharge Setup
          7. 7.4.5.2.7  PDR Post-Charge/Post-Discharge Control Loop Operation Details
            1. 7.4.5.2.7.1 PDR Post-Charge/Post-Discharge Setup
          8. 7.4.5.2.8  Detecting Drive and Freewheel MOSFET
          9. 7.4.5.2.9  Automatic Duty Cycle Compensation (DCC)
          10. 7.4.5.2.10 Closed Loop Slew Time Control (STC)
            1. 7.4.5.2.10.1 STC Control Loop Setup
        3. 7.4.5.3 Tripler (Double-Stage) Charge Pump
        4. 7.4.5.4 Wide Common Mode Differential Current Shunt Amplifier
        5. 7.4.5.5 Gate Driver Protection Circuits
          1. 7.4.5.5.1 MOSFET VDS Overcurrent Protection (VDS_OCP)
          2. 7.4.5.5.2 Gate Driver Fault (VGS_GDF)
          3. 7.4.5.5.3 Offline Short Circuit and Open Load Detection (OOL and OSC)
      6. 7.4.6 Sense Output (IPROPI)
      7. 7.4.7 Protection Circuits
        1. 7.4.7.1 Fault Reset (CLR_FLT)
        2. 7.4.7.2 DVDD Logic Supply Power on Reset (DVDD_POR)
        3. 7.4.7.3 PVDD Supply Undervoltage Monitor (PVDD_UV)
        4. 7.4.7.4 PVDD Supply Overvoltage Monitor (PVDD_OV)
        5. 7.4.7.5 VCP Charge Pump Undervoltage Lockout (VCP_UV)
        6. 7.4.7.6 Thermal Clusters
        7. 7.4.7.7 Watchdog Timer
        8. 7.4.7.8 Fault Detection and Response Summary Table
    5. 7.5 Programming
      1. 7.5.1 SPI Interface
      2. 7.5.2 SPI Format
      3. 7.5.3 Timing Diagrams
  9. 8  DRV8000-Q1 Register Map
  10. 9 DRV8000-Q1_STATUS Registers
  11. 10DRV8000-Q1_CNFG Registers
  12. 11DRV8000-Q1_CTRL Registers
  13. 12Application and Implementation
    1. 12.1 Application Information
    2. 12.2 Typical Application
      1. 12.2.1 Design Requirements
    3. 12.3 Initialization Setup
    4. 12.4 Power Supply Recommendations
      1. 12.4.1 Bulk Capacitance Sizing
    5. 12.5 Layout
      1. 12.5.1 Layout Guidelines
      2. 12.5.2 Layout Example
  14. 13Device and Documentation Support
    1. 13.1 Receiving Notification of Documentation Updates
    2. 13.2 Support Resources
    3. 13.3 Trademarks
    4. 13.4 Electrostatic Discharge Caution
    5. 13.5 Glossary
  15. 14Revision History
  16. 15Mechanical, Packaging, and Orderable Information
    1. 15.1 Package Option Addendum
    2. 15.2 Tape and Reel Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

11 DRV8000-Q1_CTRL Registers

Table 11-1 lists the memory-mapped registers for the DRV8000-Q1_CTRL registers. All register offset addresses not listed in Table 11-1 should be considered as reserved locations and the register contents should not be modified.

Table 11-1 DRV8000-Q1_CTRL Registers
OffsetAcronymRegister NameSection
29hIC_CTRLIC control register.Section 11.1
2AhGD_HB_CTRLGate driver and half-bridge control register.Section 11.2
2BhHS_EC_HEAT_CTRLHigh-side driver, EC, and heater driver control register.Section 11.3
2ChOUT7_PWM_DCOUT7 PWM Duty cycle control register.Section 11.4
2DhOUT8_PWM_DCOUT8 PWM Duty cycle control register.Section 11.5
2EhOUT9_PWM_DCOUT9 PWM Duty cycle control register.Section 11.6
2FhOUT10_PWM_DCOUT10 PWM Duty cycle control register.Section 11.7
30hOUT11_PWM_DCOUT11 PWM Duty cycle control register.Section 11.8
31hOUT12_PWM_DCOUT12 PWM Duty cycle control register.Section 11.9

Complex bit access types are encoded to fit into small table cells. Table 11-2 shows the codes that are used for access types in this section.

Table 11-2 DRV8000-Q1_CTRL Access Type Codes
Access TypeCodeDescription
Read Type
RRRead
Write Type
WWWrite
Reset or Default Value
-nValue after reset or the default value

11.1 IC_CTRL Register (Offset = 29h) [Reset = 006Ch]

IC_CTRL is shown in Table 11-3.

Return to the Summary Table.

Control register to lock and unlock configuration or control registers, and clear faults.

Table 11-3 IC_CTRL Register Field Descriptions
BitFieldTypeResetDescription
15RESERVEDR0h Reserved
14RESERVEDR0h Reserved
13IPROPI_MODER/W0h Selects IPROPI/PWM2 pin mode between input and output modes.

0b = Output (IPROPI mode)
1b = Input (PWM mode)
12-8IPROPI_SELR/W0h Controls IPROPI MUX output between current, voltage, and temperature sense output.

00000b = No output
00001b = OUT1 current sense output
00010b = OUT2 current sense output
00011b = OUT3 current sense output
00100b = OUT4 current sense output
00101b = OUT5 current sense output
00110b = OUT6 current sense output
00111b = OUT7 current sense output
01000b = OUT8 current sense output
01001b = OUT9 current sense output
01010b = OUT10 current sense output
01011b = OUT11 current sense output
01100b = OUT12 current sense output
01101b - 01111b = Reserved.

10000b = PVDD voltage sense output
10001b = Thermal cluster 1 output
10010b = Thermal cluster 2 output
10011b = Thermal cluster 3 output
10100b = Thermal cluster 4 output
7-5CTRL_LOCKR/W3h Lock and unlock the control registers.
Bit settings not listed have no effect.

011b = Unlock all control registers.

110b = Lock the control registers by ignoring further writes except to the IC_CTRL register.
4-2CNFG_LOCKR/W3h Lock and unlock the configuration registers.
Bit settings not listed have no effect.

011b = Unlock all configuration registers.

110b = Lock the configuration registers by ignoring further writes except to the IC_CTRL register.
1WD_RSTR/W0h Watchdog timer restart.
0b by default after power up.
Invert this bit to restart the watchdog timer.
After written, the bit will reflect the new inverted value.
0CLR_FLTR/W0h Clear latched fault status information.

0b = Default state.

1b = Clear latched fault bits, resets to 0b after completion.
Will also clear SPI fault and watchdog fault status.

11.2 GD_HB_CTRL Register (Offset = 2Ah) [Reset = 0000h]

GD_HB_CTRL is shown in Table 11-4.

Return to the Summary Table.

Gate driver and half-bridge output control register.

Table 11-4 GD_HB_CTRL Register Field Descriptions
BitFieldTypeResetDescription
15S_HIZ2R/W0h Gate driver 2 Hi-Z control bit.
Active only in half-bridge input control mode.

0b = Outputs follow IN1/EN signal.

1b = Gate drivers pull-downs are enabled.
Half-bridge 1 Hi-Z
14S_HIZ1R/W0h Gate driver 1 Hi-Z control bit.
Active only in half-bridge input control mode.

0b = Outputs follow IN1/EN signal.

1b = Gate drivers pull-downs are enabled.
Half-bridge 1 Hi-Z
13S_IN2R/W0h Control bit for IN1 input signal.
Enabled through IN1_MODE bit.
12S_IN1R/W0h Control bit for IN2 input signal.
Enabled through IN2_MODE bit.
11-10OUT6_CTRLR/W0h Integrated half-bridge output 6 control.

00b = OFF
01b = HS ON
10b = LS ON
11b = RSVD
9-8OUT5_CTRLR/W0h Integrated half-bridge output 5 control.

00b = OFF
01b = HS ON
10b = LS ON
11b = RSVD
7-6OUT4_CTRLR/W0h Integrated half-bridge output 4 control.

00b = OFF
01b = HS ON
10b = LS ON
11b = RSVD
5-4OUT3_CTRLR/W0h Integrated half-bridge output 3 control.

00b = OFF
01b = HS ON
10b = LS ON
11b = RSVD
3-2OUT2_CTRLR/W0h Integrated half-bridge output 2 control.

00b = OFF
01b = HS ON
10b = LS ON
11b = RSVD
1-0OUT1_CTRLR/W0h Integrated half-bridge output 1 control.

00b = OFF
01b = HS ON
10b = LS ON
11b = RSVD

11.3 HS_EC_HEAT_CTRL Register (Offset = 2Bh) [Reset = 0000h]

HS_EC_HEAT_CTRL is shown in Table 11-5.

Return to the Summary Table.

High-side driver, EC, and heater driver output control register.

Table 11-5 HS_EC_HEAT_CTRL Register Field Descriptions
BitFieldTypeResetDescription
15ECFB_LS_ENR/W0h Enables EC discharge with LS MOSFET on ECFB while the EC regulation is active.
14EC_ONR/W0h Enables the EC output.
13-8EC_V_TARR/W0h 6-bits of resolution to control the target voltage on ECFB.
0 V to ECFB max (1.2 or 1.5V).
7HEAT_ENR/W0h Enables heater output.
6RSVD_6R/W0h Reserved.
5OUT12_ENR/W0h Enables high-side driver 12.
4OUT11_ENR/W0h Enables high-side driver 11.
3OUT10_ENR/W0h Enables high-side driver 10.
2OUT9_ENR/W0h Enables high-side driver 9.
1OUT8_ENR/W0h Enables high-side driver 8.
0OUT7_ENR/W0h Enables high-side driver 7.

11.4 OUT7_PWM_DC Register (Offset = 2Ch) [Reset = 0000h]

OUT7_PWM_DC is shown in Table 11-6.

Return to the Summary Table.

10-bit duty cycle control for high-side driver 7.

Table 11-6 OUT7_PWM_DC Register Field Descriptions
BitFieldTypeResetDescription
15RESERVEDR0h Reserved
14RESERVEDR0h Reserved
13RESERVEDR0h Reserved
12RESERVEDR0h Reserved
11RESERVEDR0h Reserved
10RESERVEDR0h Reserved
9-0OUT7_DCR/W0h 10-bit resolution control of Duty Cycle for dedicated PWM generator for high-side driver 7.

11.5 OUT8_PWM_DC Register (Offset = 2Dh) [Reset = 0000h]

OUT8_PWM_DC is shown in Table 11-7.

Return to the Summary Table.

10-bit duty cycle control for high-side driver 8.

Table 11-7 OUT8_PWM_DC Register Field Descriptions
BitFieldTypeResetDescription
15RESERVEDR0h Reserved
14RESERVEDR0h Reserved
13RESERVEDR0h Reserved
12RESERVEDR0h Reserved
11RESERVEDR0h Reserved
10RESERVEDR0h Reserved
9-0OUT8_DCR/W0h 10-bit resolution control of Duty Cycle for dedicated PWM generator for high-side driver 8.

11.6 OUT9_PWM_DC Register (Offset = 2Eh) [Reset = 0000h]

OUT9_PWM_DC is shown in Table 11-8.

Return to the Summary Table.

10-bit duty cycle control for high-side driver 9.

Table 11-8 OUT9_PWM_DC Register Field Descriptions
BitFieldTypeResetDescription
15RESERVEDR0h Reserved
14RESERVEDR0h Reserved
13RESERVEDR0h Reserved
12RESERVEDR0h Reserved
11RESERVEDR0h Reserved
10RESERVEDR0h Reserved
9-0OUT9_DCR/W0h 10-bit resolution control of Duty Cycle for dedicated PWM generator for high-side driver 9.

11.7 OUT10_PWM_DC Register (Offset = 2Fh) [Reset = 0000h]

OUT10_PWM_DC is shown in Table 11-9.

Return to the Summary Table.

10-bit duty cycle control for high-side driver 10.

Table 11-9 OUT10_PWM_DC Register Field Descriptions
BitFieldTypeResetDescription
15RESERVEDR0h Reserved
14RESERVEDR0h Reserved
13RESERVEDR0h Reserved
12RESERVEDR0h Reserved
11RESERVEDR0h Reserved
10RESERVEDR0h Reserved
9-0OUT10_DCR/W0h 10-bit resolution control of Duty Cycle for dedicated PWM generator for high-side driver 10.

11.8 OUT11_PWM_DC Register (Offset = 30h) [Reset = 0000h]

OUT11_PWM_DC is shown in Table 11-10.

Return to the Summary Table.

10-bit duty cycle control for high-side driver 11.

Table 11-10 OUT11_PWM_DC Register Field Descriptions
BitFieldTypeResetDescription
15RESERVEDR0h Reserved
14RESERVEDR0h Reserved
13RESERVEDR0h Reserved
12RESERVEDR0h Reserved
11RESERVEDR0h Reserved
10RESERVEDR0h Reserved
9-0OUT11_DCR/W0h 10-bit resolution control of Duty Cycle for dedicated PWM generator for high-side driver 11.

11.9 OUT12_PWM_DC Register (Offset = 31h) [Reset = 0000h]

OUT12_PWM_DC is shown in Table 11-11.

Return to the Summary Table.

10-bit duty cycle control for high-side driver 12.

Table 11-11 OUT12_PWM_DC Register Field Descriptions
BitFieldTypeResetDescription
15RESERVEDR0h Reserved
14RESERVEDR0h Reserved
13RESERVEDR0h Reserved
12RESERVEDR0h Reserved
11RESERVEDR0h Reserved
10RESERVEDR0h Reserved
9-0OUT12_DCR/W0h 10-bit resolution control of Duty Cycle for dedicated PWM generator for high-side driver 12.