1894K-40LFT IDT, 1894K-40LFT Datasheet - Page 51

• Manufacturer Part Number: 1894K-40LFT
• Description: Ethernet ICs 3.3V 10/100 PHY RMII
• Manufacturer: IDT

Specifications of 1894K-40LFT

• Rohs: yes
• Part # Aliases: ICS1894K-40LFT

RMII Timing
Marking Diagram (industrial)
IDT® 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
ICS1894-40
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
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.
TX_EN
TXD[1:0]
Param
Transmit
REFCLK
Time
Timing
tcyc
t1
t2
1894KI40L
ORIGIN
######
YYWW
Clock Cycle
Setup time
Hold time
ICS
Description
t
CYC
t1
t2
Marking Diagram (commercial)
Min.
–
4
2
51
Typ.
1894K40LF
20
ORIGIN
######
YYWW
ICS
Max.
Units
ns
ns
ns
ICS1894-40
PHYCEIVER
REV K 022412