Alaska C

Driving the data center transition to 25 GbE and beyond

Alaska C 100G/50G/25G Ethernet Transceivers

The Marvell Alaska C 100G/50G/25G Ethernet transceivers are Physical Layer (PHY) devices featuring the industry's lowest power, highest performance and smallest form factor. Manufactured in 28 nanometer lithography, Alaska C devices are optimized for 100 Gigabit Ethernet, 50 Gigabit Ethernet and 25 Gigabit Ethernet applications, and support the following standards and applications:

  • IEEE 802.3BJ
  • IEEE 802.3BY
  • 25G Ethernet Consortium
  • OIF MLG 2.0
  • 100G-LR4 and SR4 optics
  • 100G-CR4 Passive Direct Attach Cables
  • 100G-KR4 backplanes
  • 25G-SR optics
  • 25G-CR Passive Direct Attach Cables
  • 25G-KR backplanes
  • 100G Gearbox
  • 10x10GbE/2x40GbE to 4x25G MLG Gearbox
  • 40GbE to 25GbE Gearbox
  • 40G-R2 to 40G-R4 Reverse Gearbox

Alaska Products

Part Number Description Documentation
88X5123 Dual Port 100GbE/40GbE, Quad Port 50GbE, Octal Port 25GbE/10GbE/1GbE PHY/Retimer compliant to IEEE 802.3bj, IEEE 802.3by, IEEE 802.3ba and 25G Ethernet consortium specifications Product Brief
88X5121 Dual 100 Gbps Ethernet Transceiver with integrated FEC for Copper Cable and Backplane Drive Capability Product Brief
88X5113 Integrated 40GbE to 25GbE Gearbox, Quad 25G Ethernet Transceiver with Copper Cable and Backplane Drive Capability Product Brief
88X5111 Integrated 100 Gbps Ethernet/MLG Gearbox with integrated FEC for Copper Cable and Backplane Drive Capability Product Brief