Analog Devices GMSL2 Hardware Design and Validation Guide

GMSL2 Hardware Design Guide introduces the hardware design and validation guide for GMSL2 system.


Analog Devices GMSL2 Hardware Design and Validation Guide - cover page
Brand
Analog Devices
Document type
Application Note
Language
English
Pages
81
File format
PDF
File size
5.6 MB
Published
22 November, 2023
Updated
22 November, 2023
MD5 checksum
227BB2539F0276B54E3C3A74DE33FD0A

About this manual

The GMSL2 Hardware Design and Validation Guide presents best‑practice recommendations for schematic entry, PCB layout, connector selection, power‑over‑coax, and ESD protection when designing systems that use GMSL2 serializers or deserializers. It also describes validation tools such as link‑margin testing, eye‑mapper analysis, and TDR measurements.

The document includes detailed hardware recommendations, measurement board guidelines, and a comprehensive appendix with channel measurement procedures, helping designers ensure reliable high‑speed data transmission for automotive camera and display applications.

What's inside

  • Purpose and Scope
  • GMSL2 Overview
  • Hardware Recommendations and Best Practices
  • Schematic Entry
  • PCB Layout Recommendations
  • Connectors and Cables
  • Power over Coax (PoC)
  • ESD Guide
  • Hardware Validation Tools
  • Appendix A: GMSL2 Channel Measurement Guidelines

Specifications

Forward channel data rate3 Gbps or 6 Gbps
Reverse channel data rate187 Mbps or 1.5 Gbps
XRES resistor402 Ω ± 1 %
Link margin test valuesReverse 170 mV, Forward 340 mV

Frequently asked questions

What data rates does GMSL2 support?

GMSL2 operates at fixed data rates of 3 Gbps or 6 Gbps on the forward channel and 187 Mbps or 1.5 Gbps on the reverse channel.

What resistor value is specified for the XRES pin?

The XRES resistor should be 402 Ω with a 1 % tolerance.

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