Back to Marvell Semiconductor

Marvell Semiconductor Alaska C Ethernet Transceivers

Marvell Semiconductor Alaska C Ethernet Transceivers are Physical Layer (PHY) devices featuring low power and high performance in a small form factor. Marvell Semiconductor Alaska C devices are optimized for 400 Gigabit, 200 Gigabit, 100 Gigabit Ethernet, 50 Gigabit Ethernet, and 25 Gigabit Ethernet applications.

Features

  • Single port 100GbE/Quad 25GbE PHY functionality
  • Line equalization capability that meets IEEE 802.3bj and 802.3by specifications
  • 100G/40GBASE-KR4/25G-KR compliant host interface that exceeds XLAUI/25GAUI requirements
  • Fully autonomous adaptive equalization online and host receivers
  • Three-tap transmit FIR with programmable level and pre-emphasis
  • Fully symmetric architecture with 100GbE and 25GbE RS-FEC and 10GE/25GE KR-FEC on both line and host interfaces
  • Auto-negotiation for backplanes and cable assemblies as defined by IEEE 802.3 Clause 73 of IEEE 802.3
  • Support for transmitting coefficient training protocol
  • Clause 45 MDIO register access
  • Ability to initialize the device from an external EEPROM
  • Hardware interrupt pin for hardware interrupt generation capability
  • LED pins with fully programmable event mapping and solid/blink modes
  • Packet and PRBS pattern generation/checking capability
  • Loopback mode for diagnostics
  • Non-destructive eye monitors on all high-speed interfaces
  • IEEE-1149.1 and 1149.6 JTAG support
  • Operating temperature ranges up to 105°C Junction
  • 14x14mm 169-pin FCBGA package with 1mm ball pitch

Applications

  • IEEE 802.3bs
  • IEEE 802.3cd
  • IEEE 802.3bj
  • IEEE 802.3by
  • 25G Ethernet consortium
  • OIF MLG 2.0
  • 400G and 200G optics
  • 100G-CR2 and KR2 passive direct attach cables and backplanes
  • 100G-SR2 and DR optics
  • 100G-LR4 and SR4 optics
  • 100G-CR4 and KR2 passive direct attach cables and backplanes
  • 100G-R2 (2x50G PAM4) to 100G-R4 (4x25G NRZ) gearbox
  • 50G-CR passive direct attach cables and backplanes
  • 25G-SR optics
  • 25G-CR and KR passive direct attach cables and backplanes
  • 100G gearbox
  • 10x10GbE/2x40GbE to 4x25G MLG gearbox
  • 40GbE to 25GbE gearbox
  • 40G-R2 to 40G-R4 reverse gearbox

Additional Resources

Published: 2019-05-20 | Updated: 2023-04-19