1894K-40LF IDT, 1894K-40LF Datasheet - Page 13
1894K-40LF
Manufacturer Part Number
1894K-40LF
Description
Ethernet ICs 3.3V 10/100 PHY RMII
Manufacturer
IDT
Datasheet
1.1894KI-40LFT.pdf
(53 pages)
Specifications of 1894K-40LF
Rohs
yes
Part # Aliases
ICS1894K-40LF
- Current page: 13 of 53
- Download datasheet (333Kb)
Crystal or Oscillator Connection
IDT® 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
ICS1894-40
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
MII w/ Crystal Input
MII w/ Oscillator Input
RMII w/ Oscillator Input
25 pF
CMOS
50.000
MHz
REF_OUT
CMOS
25.000
REF_OUT
MHz
36
NC
36
REF_OUT
NC
36
33 Ohm (optional)
25.000MHz
ICS1894-40
ICS1894-40
33 Ohm (optional)
ICS1894-40
REF_IN
REF_IN
13
37
37
REF_IN
25 pF
10 pF (optional)
37
10 pF (optional)
NOTE: 25 pF crystal load
capacitors were required to
bring the ppm for the 25 MHz
crystal within the ±50 ppm on
the IDT 1894 PHY evaluation
board. The crystal used had a
recommended load capacitance
of 18 pF.
ICS1894-40
PHYCEIVER
REV K 022412
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