SNLA492
September 2025
TDP2004-Q1
1
Abstract
Trademarks
1
Introduction
2
Access Methods
2.1
Pin-Strap Mode
2.2
SMBus, I2C Primary Mode
2.3
SMBus, I2C Secondary Mode
3
Register Mapping
3.1
Shared Registers
3.2
Channel Registers
4
RX Equalization Control Settings
5
Flat-Gain
6
RX Equalization and Flat Gain Selection Matrix
7
TDP2004-Q1 Programming Example
7.1
PD Control Through Register Programming
7.2
Broadcast Channel CTLE Index or Flat Gain Selection Through Register Programming (CTLE Index 2, Flat Gain 0dB)
7.3
Individual Channel CTLE Index or Flat Gain Selection Through Register Programming (CTLE Index 2, Flat Gain 0dB)
8
Summary
9
References
9
References
Texas Instruments,
TDP2004-Q1 Schematic Checklist
, application note.
Texas Instruments:
TDP2004-Q1 Four-Channel 20Gbps DisplayPort 2.1 Linear Redriver
, data sheet.
Texas Instruments:
DS320PR410 Programming Guide
.