6 / 60 page

IP175A LF
Preliminary Data Sheet
Applications (continued)
Application 2: 4 LAN port + one WAN port (Router)
MII0
MII1
5 po rt
sw itc h con tro ller
PH Y
0
PH Y
1
PH Y
2
PH Y
3
PH Y
4
IP 17 5A LF
MA C 1
MA C 2
CP U
(P H Y mo d e MII)
AD SL
or
C a ble m o d e m
W A N to IS P
PC
E the rn et
E the rn et
R o uter
1 W A N p o rt
4 X L A N po rt
Application 3: 4 TP port + one external PHY
5 port
switch controller
PHY
0
PHY
1
PHY
2
PHY
3
PHY
4
IP175A LF
Switch
4 TP port
Use 4 builtin PHY (0~3).
Use MII0 port to connected
the external PHY.
EXT
PHY
MII0
(MAC mode MII)
one external
PHY port
6/60
February 20, 2006
Copyright © 2004, IC Plus Corp.
IP175A LF-DS-R08