ICS1894-40
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
PHYCEIVER
RMII Timing
Time
Description
Min. Typ. Max. Units
Param
tcyc
t1
Clock Cycle
Setup time
Hold time
–
4
2
20
ns
ns
ns
t2
tCYC
Transmit
Timing
REFCLK
t1
t2
TX_EN
TXD[1:0]
Marking Diagram (industrial)
Marking Diagram (commercial)
ICS
1894K40LF
YYWW
ICS
1894KI40L
YYWW
ORIGIN
######
ORIGIN
######
Notes:
1. “L” or “LF” designates Pb (lead) free, RoHS compliant.
2. “I” designates industrial temperature range.
3. ‘YYWW’ designates date code.
4. ‘ORIGIN’ desigantes counrty of origin.
5. ‘######’ desigantes the lot number.
IDT® 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
51
ICS1894-40
REV G 060110