ICS1894-32_10 Datasheet, PDF (13/50 Pages) Integrated Device Technology – 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE

ICS1894-32
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
Crystal or Oscillator Connection
MII w/ Crystal Input
ICS1894-32
REFOUT
29
REFIN
30
25.000MHz
PHYCEIVER
NOTE: 25 pF crystal load
capacitors were required to bring
the ppm for the 25 MHz crystal to
within ±50 ppm on the IDT 1894
PHY evaluation board. The crystal
used had a recommended load
capacitance of 18 pF.
25 pF
25 pF
MII w/ Oscillator Input
ICS1894-32
REFOUT
29
REFIN
30
NC
CMOS
25.000
MHz
33 Ohm (optional)
10 pF (optional)
RMII w/ Oscillator Input
ICS1894-32
REFOUT
29
REFIN
30
NC
CMOS
50.000
MHz
33 Ohm (optional)
10 pF (optional)
IDT® 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
13
ICS1894-32 REV K 060110