M-EVK M88/M68/M64 Evaluation Kit

The M-EVK can be used to evaluate the performance of the M88, M68, and M64 IEEE 1588 modules.



  • RJ45 and SFP ports individually selectable for each Ethernet port
  • Synchronous Ethernet clock transmission and recovery on both ports
  • On-board USB serial controller for access to the module CLI from a PC
  • Mezzanine-based GNSS receiver for evaluating PTP master operation
  • Link selectable TCXO and OCXO local oscillators to evaluate different performance options
  • G.703-compliant time-of-day input and output ports (RJ45)
  • 1PPS input and output (SMA)
  • Synthesized frequency output (SMA)
  • Three differential clock inputs (SMA)
  • Two single-ended clock inputs (SMA)
  • Five differential clock outputs (SMA)
  • Support for external reference clock in place of TCXO/OCXO (SMA)
  • On-board status LEDs
  • Link-jumper configuration for multiple clock and I/O options

Kit Contents

  • M88 evaluation board with TCXO oscillator
  • OCXO oscillator mezzanine card (pre-fitted)
  • GNSS receiver mezzanine card (pre-fitted)
  • GNSS indoor patch antenna
  • Wall-plug power supply with adapters for multiple teritories
  • Micro-USB cable
  • Download access to full documentation including reference schematics

Step 1: Get Started with the User's Guide

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