Alaska C 88X7121P

The Marvell^® Alaska^® C 88X7121P is a fully integrated single chip Ethernet transceiver that performs IEEE 802.1AE MACsec encryption with 256-bit key and IEEE 1588v2 PTP timestamping functionality for two ports of 400 GbE, four ports of 200 GbE, 8 ports of 100 GbE, or 16 ports of 50 GbE, 25 GbE, 10 GbE, 2.5 GbE, and 1 GbE. The device supports full-duplex transmission at all supported speeds, over a variety of media including optics, passive direct attach cables and copper backplanes.

主な機能と特長

• Dual 400GbE, Quad 200GbE, Octal 100GbE, 16-port 50 GbE, 25 GbE, 10 GbE, 1 GbE MACsec with 256-bit key
• Quad 100 GbE gearbox for translation from IEEE 802.3bj 4x25G NRZ to IEEE 802.3cd 2x50G NRZ
• IEEE 1588v2 PTP timestamping that meets timing accuracy requirements for Class C PTP profile
• 2:1 Mux on the host interface with hitless switching
• Recovered clock for SyncE applications with flexible selection of clock
• ホストとラインインタフェース上の FEC 機能を備えた完全対称アーキテクチャ
• Support for IEEE Auto Negotiation and Training protocol
• 8x8 SerDes layer crossbar
• Ethernet packet and PRBS generation capabilities and eye monitoring capability on all high-speed interfaces

用　途

•  400G, 200G, 100G, 50G, 25G Data center switches
• 100G, 50G, 25G, 10G and 1G Enterprise and Carrier line cards