CS8904
Crystal LAN™ Quad Ethernet Transceiver
1
0
1
0
1
0
1
0
1
1
1
0
1
0
0
0
1
0
1
0
1
0
RX+/RX-
CD
tCD
tSWS
tRDS
Generated from TxCLK
tDATA
Recovered from RxDATA
tRDH
RxCLK
RxDATA
1
0
1
0
1
0
1
0
1
1
1
0
Mode 5 Receive Timing - Start of Frame
1
0
1
0
1
0
1
0
0
RX+/RX-
CD
tCDOFF
tRD
t
Recovered Clock
SWE Generated from TxCLK
RxCLK
RxDATA
1
1
0
1
0
1
0
1
0
0
Mode 5 Receive Timing - End of Frame
tEHCH
tCHEL
TxENBL
tDSCH
tCHDU
tTPD
TxCLK
TxDATA
tSTUD
TX+/TX-
Mode 5 Transmit Timing
tKHEH
tKHEL
LOOP
TxENBL
tCAEA
CD
Mode 5 Loopback Timing
CIRRUS LOGIC ADVANCED PRODUCT DATABOOK
DS191PP2
31
CIRRUS [ CIRRUS LOGIC ]
