PMC-Sierra,Inc.
PM8351 OctalPHY™ 8-Channel 1.
0-1.
25 Gbps Transceiver FEATURES • Eight independent 1.
0-1.
25 Gbit/s transceivers • Ultra low power operation: 1.
25 Watts typical • Integrated serializer/deserializer, clock synthesis, clock recovery, and 8B/10B encode/decode logic • Physical Coding Sublayer (PCS) logic for Gigabit Ethernet • Optional receive FIFO which synchronizes incoming data to local clock domain • Dual Data Rate (DDR) parallel interface with clock forwarding to halve ASIC terminal count and simplify timing • Extensive control of loopback, BIST, and operating modes via 802.
3 compliant MDC/MDIO serial interface • Built-in packet generator/checker • “Trunking” feature to de-s...

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