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
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