12 Gbps SAS-3 Link Extender Reference Design
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Description & Features

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Key Document


This reference design extends the link distance and loss budget of high speed SAS-3 data paths, using configurable equalization, de-emphasis, and output voltage. It supports SAS and SATA interfaces from 1.5 Gbps to 12 Gbps using a miniSAS-HD interface.

  • 4x Lane SAS-3 design compatible to an external miniSAS-HD connector.
  • Easily integrates to existing SAS environments with no additional software.
  • Facilitates the use of common FR4 and other low-cost interconnect materials.
  • Improve Signal Integrity and system rubustness
  • Compatible with link training between host and storage system components.
  • Compatible with OOB signaling in SAS/SATA systems

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Schematic/Block Diagram

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Test Data

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Design Files

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TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
DS125BR401A  12-Gbps 4-lane redriver with equalization  Interface  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
DS125BR401A Download

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Technical documentation

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User guide (1)
Title Type Size (KB) Date
PDF 406 24 Jul 2015
Design files (4)
Title Type Size (KB) Date
ZIP 219 24 Jul 2015
ZIP 704 24 Jul 2015
PDF 79 24 Jul 2015
PDF 46 24 Jul 2015

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