SNLA435A
September 2023 – January 2024
DS320PR1601
,
DS320PR410
,
DS320PR810
1
Abstract
Trademarks
1
Introduction
2
Device Overview
3
Intention of Eye Scan
3.1
An Introduction to Lane Margining
3.2
How Does Eye Scan Work?
3.3
Programming Steps for Manual Eye Scan Capture
3.4
Eye Scan Capture Registers
3.5
CTLE Sweep Result
3.6
Eye Scan DAC Range
4
Eye Scan Applications
4.1
Eye Scan Application: PCIe Compliance
4.2
Eye Scan Application: System
5
Eye Scan in SigCon Architect GUI
6
Summary
7
References
8
Revision History
7
References
Texas Instruments,
DS320PR410 Four-Channel Linear Redriver for PCIe 5.0, CXL 2.0
, data sheet
Texas Instruments,
DS320PR810 Eight-Channel Linear Redriver for PCIe 5.0, CXL 1.1
, data sheet.
Texas Instruments,
DS320PR1601 32Gbps 16 Lane PCIe® 5.0, CXL 2.0 Linear Redriver
, data sheet.
Texas Instruments,
How to Tune TI PCIe Gen5 Redrivers
, application note.
PCI-SIG,
Pushing to the Limits: Understanding Lane Margining for PCIe®
, application note.