SNLU301 November   2021 SN75LVPE5412 , SN75LVPE5421

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Features
    2. 1.2 Applications
  3. 2Description
    1. 2.1  Redriver-Mux 5-Level I/O Control Inputs
    2. 2.2  Redriver-Mux Modes of Operation
    3. 2.3  Redriver-Mux SMBus or I2C Register Control Interface
    4. 2.4  Redriver-Mux Equalization Control
    5. 2.5  Redriver-Mux RX Detect State Machine
    6. 2.6  Redriver-Mux DC Gain Control
    7. 2.7  DS320PR412-421EVM Global Controls
    8. 2.8  DS320PR412-421EVM Downstream Devices Control
    9. 2.9  DS320PR412-421EVM Upstream Devices Control
    10. 2.10 Quick-Start Guide (Pin Mode)
    11. 2.11 Quick-Start Guide (SMBus Slave Mode)
  4. 3Schematics
  5. 4PCB Layouts
  6. 5Bill of Materials

1.1 Features

DS320PR412-421EVM includes the following features:

  • PCIe x16 and PCIe x8 Riser Card with two DS320PR412 and two DS320PR421 4-channel unidirectional linear redrivers operating at rates up to 32Gbps.
  • DS320PR412: linear redriver with 1:2 MUX
  • DS320PR421: linear redriver with 2:1 DEMUX
  • Linear equalization for seamless support of link training and PCIe channel extension
  • CTLE boosts up to 24dB at 16GHz
  • Device configuration and MUX selection by pin control, SMBus, or I2C.
  • Flow-thru layout with no heat sink required