SNLS708
February 2023
DS90UB638-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
DC Electrical Characteristics
6.6
AC Electrical Characteristics
6.7
AC Electrical Characteristics CSI-2
6.8
Recommended Timing for the Serial Control Bus
6.9
Timing Diagrams
6.10
Typical Characteristics
7
Detailed Description
7.1
Overview
7.1.1
Functional Description
7.2
Functional Block Diagram
7.3
Feature Description
7.4
Device Functional Modes
7.4.1
CSI-2 Mode
7.4.2
RAW Mode
7.4.3
RX MODE Pin
7.4.4
REFCLK
7.4.5
Crystal Recommendations
7.4.6
Receiver Port Control
7.4.7
LOCK and PASS Status
7.4.8
Adaptive Equalizer
7.4.8.1
Adaptive Equalizer Algorithm
7.4.8.2
AEQ Settings
7.4.8.2.1
AEQ Start-Up and Initialization
7.4.8.2.2
AEQ Range
7.4.8.2.3
AEQ Timing
7.4.8.2.4
AEQ Threshold
7.4.9
Channel Monitor Loop-Through Output Driver (CMLOUT)
7.4.9.1
Code Example for CMLOUT FPD-Link III RX Port 0:
7.4.10
RX Port Status
7.4.10.1
RX Parity Status
7.4.10.2
FPD-Link Decoder Status
7.4.10.3
RX Port Input Signal Detection
7.4.10.4
Line Counter
7.4.10.5
Line Length
7.4.11
Sensor Status
7.4.12
GPIO Support
7.4.12.1
GPIO Input Control and Status
7.4.12.2
GPIO Output Pin Control
49
7.4.12.3
Forward Channel GPIO
7.4.12.4
Back Channel GPIO
7.4.12.5
Other GPIO Pin Controls
7.4.13
Line Valid and Frame Valid Indicators
7.4.14
CSI-2 Protocol Layer
7.4.15
CSI-2 Short Packet
7.4.16
CSI-2 Long Packet
7.4.17
CSI-2 Data Type Identifier
7.4.18
Virtual Channel and Context
7.4.19
CSI-2 Transmitter Frequency
7.4.20
CSI-2 Replicate Mode
7.4.21
CSI-2 Transmitter Output Control
7.4.22
CSI-2 Transmitter Status
7.4.23
Video Buffers
7.4.24
CSI-2 Line Count and Line Length
7.4.25
FrameSync Operation
7.4.25.1
External FrameSync Control
7.4.25.2
Internally Generated FrameSync
7.4.25.2.1
Code Example for Internally Generated FrameSync
7.5
Programming
7.5.1
Serial Control Bus and Bidirectional Control Channel
7.5.1.1
Bidirectional Control
7.5.1.2
Device Address
7.5.1.3
Basic I2C Serial Bus Operation
7.5.2
I2C Target Operation
7.5.3
Remote Target Operation
7.5.4
Remote Target Addressing
7.5.5
I2C Controller Proxy
7.5.6
I2C Controller Proxy Timing
7.5.6.1
Code Example for Configuring Fast Mode Plus I2C Operation
7.5.7
Interrupt Support
7.5.7.1
Code Example to Enable Interrupts
7.5.7.2
FPD-Link III Receive Port Interrupts
7.5.7.2.1
Interrupts on Forward Channel GPIO
7.5.7.2.2
Interrupts on Change in Sensor Status
7.5.7.3
Code Example to Readback Interrupts
7.5.7.4
CSI-2 Transmit Port Interrupts
7.5.8
Error Handling
7.5.8.1
Receive Frame Threshold
7.5.8.2
Port PASS Control
7.5.9
Pattern Generation
7.5.9.1
Reference Color Bar Pattern
7.5.9.2
Fixed Color Patterns
7.5.9.3
Packet Generator Programming
7.5.9.3.1
Determining Color Bar Size
7.5.9.4
Code Example for Pattern Generator
7.5.10
FPD-Link BIST Mode
7.5.10.1
BIST Operation Through BISTEN Pin
7.5.10.2
BIST Operation Through Register Control
7.6
Unique ID
7.7
Register Maps
7.7.1
I2C Device ID Register
7.7.2
Reset Register
7.7.3
General Configuration Register
7.7.4
Revision/Mask ID Register
7.7.5
DEVICE_STS Register
7.7.6
PAR_ERR_THOLD_HI Register
7.7.7
PAR_ERR_THOLD_LO Register
7.7.8
BCC Watchdog Control Register
7.7.9
I2C Control 1 Register
7.7.10
I2C Control 2 Register
7.7.11
SCL High Time Register
7.7.12
SCL Low Time Register
7.7.13
RX_PORT_CTL Register
7.7.14
IO_CTL Register
7.7.15
GPIO_PIN_STS Register
7.7.16
GPIO_INPUT_CTL Register
7.7.17
GPIO0_PIN_CTL Register
7.7.18
GPIO1_PIN_CTL Register
7.7.19
GPIO2_PIN_CTL Register
7.7.20
GPIO3_PIN_CTL Register
7.7.21
GPIO4_PIN_CTL Register
7.7.22
GPIO5_PIN_CTL Register
7.7.23
GPIO6_PIN_CTL Register
7.7.24
RESERVED Register
7.7.25
FS_CTL Register
7.7.26
FS_HIGH_TIME_1 Register
7.7.27
FS_HIGH_TIME_0 Register
7.7.28
FS_LOW_TIME_1 Register
7.7.29
FS_LOW_TIME_0 Register
7.7.30
MAX_FRM_HI Register
7.7.31
MAX_FRM_LO Register
7.7.32
CSI_PLL_CTL Register
7.7.33
FWD_CTL1 Register
7.7.34
FWD_CTL2 Register
7.7.35
FWD_STS Register
7.7.36
INTERRUPT_CTL Register
7.7.37
INTERRUPT_STS Register
7.7.38
RESERVED Register
7.7.39
CSI_CTL Register
7.7.40
CSI_CTL2 Register
7.7.41
CSI_STS Register
7.7.42
CSI_TX_ICR Register
7.7.43
CSI_TX_ISR Register
7.7.44
CSI_TEST_CTL Register
7.7.45
CSI_TEST_PATT_HI Register
7.7.46
CSI_TEST_PATT_LO Register
7.7.47
RESERVED Register
7.7.48
RESERVED Register
7.7.49
RESERVED Register
7.7.50
RESERVED Register
7.7.51
RESERVED Register
7.7.52
RESERVED Register
7.7.53
SFILTER_CFG Register
7.7.54
AEQ_CTL1 Register
7.7.55
AEQ_ERR_THOLD Register
7.7.56
RESERVED Register
7.7.57
FPD3_CAP Register
7.7.58
FPD3_PORT_SEL Register
7.7.59
RX_PORT_STS1 Register
7.7.60
RX_PORT_STS2 Register
7.7.61
RX_FREQ_HIGH Register
7.7.62
RX_FREQ_LOW Register
7.7.63
SENSOR_STS_0 Register
7.7.64
SENSOR_STS_1 Register
7.7.65
SENSOR_STS_2 Register
7.7.66
SENSOR_STS_3 Register
7.7.67
RX_PAR_ERR_HI Register
7.7.68
RX_PAR_ERR_LO Register
7.7.69
BIST_ERR_COUNT Register
7.7.70
BCC_CONFIG Register
7.7.71
DATAPATH_CTL1 Register
7.7.72
DATAPATH_CTL2 Register
7.7.73
SER_ID Register
7.7.74
SER_ALIAS_ID Register
7.7.75
TargetID[0] Register
7.7.76
TargetID[1] Register
7.7.77
TargetID[2] Register
7.7.78
TargetID[3] Register
7.7.79
TargetID[4] Register
7.7.80
TargetID[5] Register
7.7.81
TargetID[6] Register
7.7.82
TargetID[7] Register
7.7.83
TargetAlias[0] Register
7.7.84
TargetAlias[1] Register
7.7.85
TargetAlias[2] Register
7.7.86
TargetAlias[3] Register
7.7.87
TargetAlias[4] Register
7.7.88
TargetAlias[5] Register
7.7.89
TargetAlias[6] Register
7.7.90
TargetAlias[7] Register
7.7.91
PORT_CONFIG Register
7.7.92
BC_GPIO_CTL0 Register
7.7.93
BC_GPIO_CTL1 Register
7.7.94
CSI_VC_MAP Register
7.7.95
LINE_COUNT_HI Register
7.7.96
LINE_COUNT_LO Register
7.7.97
LINE_LEN_1 Register
7.7.98
LINE_LEN_0 Register
7.7.99
FREQ_DET_CTL Register
7.7.100
MAILBOX_1 Register
7.7.101
MAILBOX_2 Register
7.7.102
CSI_RX_STS Register
7.7.103
CSI_ERR_COUNTER Register
7.7.104
PORT_CONFIG2 Register
7.7.105
PORT_PASS_CTL Register
7.7.106
SEN_INT_RISE_CTL Register
7.7.107
SEN_INT_FALL_CTL Register
7.7.108
RESERVED Register
7.7.109
REFCLK_FREQ Register
7.7.110
RESERVED Register
7.7.111
IND_ACC_CTL Register
7.7.112
IND_ACC_ADDR Register
7.7.113
IND_ACC_DATA Register
7.7.114
BIST Control Register
7.7.115
RESERVED Register
7.7.116
RESERVED Register
7.7.117
RESERVED Register
7.7.118
RESERVED Register
7.7.119
MODE_IDX_STS Register
7.7.120
LINK_ERROR_COUNT Register
7.7.121
FPD3_ENC_CTL Register
7.7.122
RESERVED Register
7.7.123
GPIO_PD_CTL Register
7.7.124
PORT_DEBUG Register
7.7.125
AEQ_CTL2 Register
7.7.126
AEQ_STATUS Register
7.7.127
ADAPTIVE EQ BYPASS Register
7.7.128
AEQ_MIN_MAX Register
7.7.129
RESERVED Register
7.7.130
RESERVED Register
7.7.131
PORT_ICR_HI Register
7.7.132
PORT_ICR_LO Register
7.7.133
PORT_ISR_HI Register
7.7.134
PORT_ISR_LO Register
7.7.135
FC_GPIO_STS Register
7.7.136
FC_GPIO_ICR Register
7.7.137
SEN_INT_RISE_STS Register
7.7.138
SEN_INT_FALL_STS Register
7.7.139
FPD3_RX_ID0 Register
7.7.140
FPD3_RX_ID1 Register
7.7.141
FPD3_RX_ID2 Register
7.7.142
FPD3_RX_ID3 Register
7.7.143
FPD3_RX_ID4 Register
7.7.144
FPD3_RX_ID5 Register
7.7.145
I2C_RX0_ID Register
7.7.146
RESERVED Register
7.7.147
RESERVED Register
7.7.148
Indirect Access Registers
7.7.149
249
7.7.150
Reserved Register
7.7.151
PGEN_CTL Register
7.7.152
PGEN_CFG Register
7.7.153
PGEN_CSI_DI Register
7.7.154
PGEN_LINE_SIZE1 Register
7.7.155
PGEN_LINE_SIZE0 Register
7.7.156
PGEN_BAR_SIZE1 Register
7.7.157
PGEN_BAR_SIZE0 Register
7.7.158
PGEN_ACT_LPF1 Register
7.7.159
PGEN_ACT_LPF0 Register
7.7.160
PGEN_TOT_LPF1 Register
7.7.161
PGEN_TOT_LPF0 Register
7.7.162
PGEN_LINE_PD1 Register
7.7.163
PGEN_LINE_PD0 Register
7.7.164
PGEN_VBP Register
7.7.165
PGEN_VFP Register
7.7.166
PGEN_COLOR0 Register
7.7.167
PGEN_COLOR1 Register
7.7.168
PGEN_COLOR2 Register
7.7.169
PGEN_COLOR3 Register
7.7.170
PGEN_COLOR4 Register
7.7.171
PGEN_COLOR5 Register
7.7.172
PGEN_COLOR6 Register
7.7.173
PGEN_COLOR7 Register
7.7.174
PGEN_COLOR8 Register
7.7.175
PGEN_COLOR9 Register
7.7.176
PGEN_COLOR10 Register
7.7.177
PGEN_COLOR11 Register
7.7.178
PGEN_COLOR12 Register
7.7.179
PGEN_COLOR13 Register
7.7.180
PGEN_COLOR14 Register
7.7.181
RESERVED Register
7.7.182
CSI0_TCK_PREP Register
7.7.183
CSI0_TCK_ZERO Register
7.7.184
CSI0_TCK_TRAIL Register
7.7.185
CSI0_TCK_POST Register
7.7.186
CSI0_THS_PREP Register
7.7.187
CSI0_THS_ZERO Register
7.7.188
CSI0_THS_TRAIL Register
7.7.189
CSI0_THS_EXIT Register
7.7.190
CSI0_TPLX Register
7.7.191
291
8
Application and Implementation
8.1
Application Information
8.1.1
System
8.1.2
Power-over-Coax
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
System Examples
9
Power Supply Recommendations
9.1
VDD and VDDIO Power Supply
9.2
Power-Up Sequencing
9.2.1
PDB Pin
9.2.2
System Initialization
10
Layout
10.1
PCB Layout Guidelines
10.1.1
Ground
10.1.2
Routing FPD-Link III Signal Traces and PoC Filter
10.1.3
Routing CSI-2 Signal Traces
10.2
Layout Examples
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Support Resources
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGZ|48
MPQF123F
Thermal pad, mechanical data (Package|Pins)
RGZ|48
QFND014T
Orderable Information
snls708_oa
snls708_pm
10
Layout