CS8904-CM3 데이터 시트보기 (PDF) - Cirrus Logic
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CS8904-CM3 Datasheet PDF : 34 Pages
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CS8904
Crystal LAN™ Quad Ethernet Transceiver
SWITCHING CHARACTERISTICS - MODE 2 (TA = 25 °C; VDD = 5 V; Note 5.)
Parameter
Symbol
Min
Max
Receive Timing - Start of Frame
RX+/RX- active to RxDATA active
RX+/RX- active to CD active
Receive data setup from RxCLK
Receive data hold from RxCLK
Receive Timing - End of Frame
tDATA
-
tCD
-
tRDS
35
tRDH
50
1300
800
-
-
RxCLK hold after CD off
RxDATA throughput delay
CD turn off delay
Transmit Timing
tRCH
5
-
tRD
-
250
tCDOFF
-
400
TxENBL setup from TxCLK
TxENBL hold after TxCLK
TxDATA setup from TxCLK
TxDATA hold after TxCLK
Transmit startup delay
Transmit throughput delay
Loopback Timing
tEHCH
10
-
tCHEL
10
-
tDSCH
10
-
tCHDU
10
-
tSTUD
-
400
tTPD
-
400
LOOP setup from TxENBL
LOOP hold after TxENBL
CD startup delay after TxENBL
tKHEH
10
-
tKHEL
10
-
tCAEA
255
-
Notes: 5. COLL asserts active-low in Mode 2.
Unit
ns
ns
ns
ns
bit times
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CIRRUS LOGIC ADVANCED PRODUCT DATABOOK
24
DS191PP2
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