CS8904 查看數據表（PDF） - Cirrus Logic

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CS8904

Crystal LAN™ Quad Ethernet Transceiver

Cirrus Logic 

CS8904

Crystal LAN™ Quad Ethernet Transceiver

RX+/RX-

CD

RxCLK

RxDATA

1 0 1 01 0 1011 101 0 00 1 01 0 10

tCD

tSWS

Generated from TxCLK

tRDS tRDHRecovered from RxDATA

tDATA

101010101110

Mode 3 Receive Timing - Start of Frame

RX+/RX-

CD

RxCLK

RxDATA

10 10101 00

tCDOFF

tRD

Recovered Clock

tSWE Generated from TxCLK

11 010 101 00

Mode 3 Receive Timing - End of Frame

TxENBL

TxCLK

TxDATA

TX+/TX-

tEHCH

tDSCH

tCHDU

tTPD

tCHEL

tSTUD

Mode 3 Transmit Timing

LOOP

TxENBL

CD

tKHEH

tCAEA

Mode 3 Loopback Timing

tKHEL

CIRRUS LOGIC ADVANCED PRODUCT DATABOOK

DS191PP2

27

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