The Ethernet FMC Max is an add-on/expansion board (FPGA Mezzanine Card) for FPGA and SoC based development boards. The mezzanine card has 4x Texas Instruments DP83867 Gigabit Ethernet PHYs to provide 4 ports of gigabit Ethernet connectivity to the carrier development board.

Top view

Ethernet FMC Max top

Bottom view

Ethernet FMC Max bottom


  • 4x Texas Instruments DP83867 Gigabit Ethernet PHYs
  • Supports a wide range of I/O voltages (VADJ): 1.2V-2.5V
  • High pin count FMC connector
  • 4x SGMII PHY interfaces
  • Quad Ethernet RJ45
  • Discrete Ethernet magnetics
  • FMC pinout conforms to VITA 57.1 FMC Standard
  • Example designs with sources for several development boards
  • Standalone and PetaLinux example designs


The Ethernet FMC Max is not yet available for purchase, however we are expecting it to be available from the following suppliers by August 2024.

VendorPart namePart number
OpseroEthernet FMC MaxOP080
Digi-KeyEthernet FMC MaxOP080

Included with the Ethernet FMC Max are 2x machine screws for fixing the mezzanine card to the carrier board.