Ethernet Expander

The Ethernet Expander is an ethernet expansion board for the FMC and HSMC equipped FPGA host boards. The Ethernet Expander main purpose is precision packet capture, custom routers or research, but it can also be used as a standard ethernet card for the embedded system on the FPGA.


  • 4x Gigabit ethernet port;
  • Features Micrel KSZ9031RNX PHY;
  • Support for FMS and HSMC carrier boards;
  • Support for Xilinx Zynq and Altera Cyclone V SoC boards;
  • 3.3/2.5/1.8 V I/O support;
  • Low jitter (0.5ps), high stability (+-50ppm) clock source (Onsemi NBXDPA019).



  • Research;
  • Ethernet probes;
  • Timestamping;
  • Routers.


Please consult the technical documentation for more information on the Ethernet Expander.

Technical documentation
Ethernet Expander.pdf
Adobe Acrobat Document 2.9 MB