
IP178C/IP178C LF/IP178CH/IP178CH LF
Datasheet
2/93
June 21, 2007
Copyright © 2004, IC Plus Corp.
IP178Cx-DS-R12
Table Of Contents
Features ...................................................................................................................................................1
General Description..................................................................................................................................1
Table Of Contents.....................................................................................................................................2
Revision History........................................................................................................................................3
Pin diagram (IP178C) .............................................................................................................................10
1
Pin description.................................................................................................................................15
Pin description (continued) .....................................................................................................................16
Pin description (continued) .....................................................................................................................18
Pin description (continued) .....................................................................................................................19
Pin description (continued) .....................................................................................................................20
Pin description (continued) .....................................................................................................................21
Pin description (continued) .....................................................................................................................22
Pin description (continued) .....................................................................................................................24
Pin description (continued) .....................................................................................................................25
Pin description (continued) .....................................................................................................................26
Pin description (continued) .....................................................................................................................27
Pin description (continued) .....................................................................................................................28
2
Functional Description.....................................................................................................................29
2.1
Flow control.........................................................................................................................32
2.2
Broadcast storm protection .................................................................................................33
2.3
Port locking .........................................................................................................................34
2.4
Port base VLAN ..................................................................................................................35
2.5
Tag VLAN/ Tag and un-tag function ....................................................................................36
2.6
Tag VLAN ............................................................................................................................36
2.7
Tag VLAN in router application ...........................................................................................37
2.8
Smart MAC .........................................................................................................................38
2.9
CoS .....................................................................................................................................42
2.9.1
Port base priority....................................................................................................42
2.9.2
Frame base priority ................................................................................................42
2.10
Spanning tree ......................................................................................................................44
2.11
Static MAC address table....................................................................................................46
2.12
Serial management interface..............................................................................................47
2.13
SCA.....................................................................................................................................48
2.14
Bandwidth control ...............................................................................................................48
2.15
Register descriptions ..........................................................................................................49
3
Electrical Characteristics .................................................................................................................86
3.1
Absolute Maximum Rating ..................................................................................................86
3.2
DC Characteristic................................................................................................................86
3.3
AC Timing ...........................................................................................................................87
3.3.1
PHY Mode MII Timing ............................................................................................87
3.3.2
MAC Mode MII Timing ...........................................................................................88
3.3.3
RMII Timing............................................................................................................89
3.3.4
SMI Timing .............................................................................................................90
3.3.5
EEPROM Timing....................................................................................................91
3.4
Thermal Data ......................................................................................................................91
4
Order information ............................................................................................................................92
5
Package Detail ................................................................................................................................93