IP1718 LF
Preliminary Data Sheet
2/33
January 27, 2005
Copyright © 2003, IC Plus Corp.
IP1718 LF-DS-R05
Table Of Contents
Features .................................................................................................................................................................. 1
General Description................................................................................................................................................. 1
Table Of Contents.................................................................................................................................................... 2
Revision History....................................................................................................................................................... 3
1
Pin Diagram...................................................................................................................................................... 4
2
Block Diagram.................................................................................................................................................. 5
3
Pin description.................................................................................................................................................. 6
Pin description (continued)...................................................................................................................................... 7
Pin description (continued)...................................................................................................................................... 9
Pin description (continued).................................................................................................................................... 10
4
Functional Description.................................................................................................................................... 11
4.1
Medium Access Control(MAC)........................................................................................................... 11
4.1.1
Data Rate Control ................................................................................................................. 11
4.1.2
Flow Control.......................................................................................................................... 11
4.2
Switch Engine and Queue Management ........................................................................................... 12
4.2.1
Store & Forward Mechanism ................................................................................................ 12
4.2.2
Address Learning and aging time ......................................................................................... 12
4.2.3
Class of Service.................................................................................................................... 12
4.2.4
Port_based VLAN ................................................................................................................. 13
4.2.5
Trunk Channel ...................................................................................................................... 14
4.2.6
Port Mirroring ........................................................................................................................ 14
4.2.7
Queue Management ............................................................................................................. 14
4.2.8
Broadcast Storm Control....................................................................................................... 15
4.2.9
Handling the Higher Layer Protocol...................................................................................... 15
4.2.10
Port Security ......................................................................................................................... 15
5
System Operation .......................................................................................................................................... 16
5.1
Reset and EEPROM Download Procedure ....................................................................................... 16
5.2
Polling/Writing the PHY...................................................................................................................... 16
5.3
Programming the Internal Registers .................................................................................................. 17
5.4
SS-SMII.............................................................................................................................................. 17
6
Register Map .................................................................................................................................................. 19
7
Electrical Characteristics................................................................................................................................28
7.1
Absolute Maximum Rating................................................................................................................. 28
7.2
AC Characteristics ............................................................................................................................. 28
7.3
DC Characteristics ............................................................................................................................. 31
8
Order Information ........................................................................................................................................... 32
9
Package Detail ............................................................................................................................................... 33