SNLU302
March 2025
DS320PR810
,
DS320PR822
1
Abstract
Trademarks
1
Access Methods
1.1
Register Programming Through SMBus
1.2
Device Configuration Through External EEPROM
2
Register Map Overview
2.1
Share Registers
2.2
Channel Registers
3
Equalization Control Settings
4
CTLE Index and Flat Gain Selection Matrix
5
Example Programming Sequences
5.1
Set CTLE Gain Level
5.2
Set CTLE Flat Gain Level
5.3
Set PD Control
5.4
Set SEL Input (DS320PR822)
6
References
6
References
Texas Instruments,
DS320PR810 Eight-Channel Linear Redriver for PCIe 5.0, CXL 1.1 Data Sheet
Texas Instruments,
DS320PR822 Linear Redriver for PCIe 5.0, CXL 2.0 with Four 2x2 Crosspoint Mux Data Sheet
Texas Instruments,
Understanding EEPROM Programming for DS160PR810 PCI-Express Gen-4 Redriver
(SNLA342)