9880 datasheet(7/118 Pages) INTEL

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Datasheet

Document #: 248987

Revision#: 003

Rev Date: 08/07/01

Advanced 10/100 Repeater with Integrated Management — LXT9860/9880

Tables

Signal Types........................................................................................................ 13

LXT98x0 Pins, Numeric Order ............................................................................ 13

MII #1 Signal Descriptions................................................................................... 20

MII #2 Signal Descriptions................................................................................... 21

Inter-Repeater Backplane Signal Descriptions.................................................... 22

Twisted-Pair Port Signal Descriptions ................................................................. 25

Serial Management Interface Signal Descriptions .............................................. 26

LED Signal Descriptions...................................................................................... 27

Power Supply and Indication Signal Descriptions ............................................... 28

PROM Interface Signal Descriptions................................................................... 29

Miscellaneous Signal Descriptions...................................................................... 30

Serial LED Port Bit Stream.................................................................................. 41

ACTGLED Display Modes................................................................................... 42

LED Terms .......................................................................................................... 43

LED Mode 1 Indications ...................................................................................... 44

LED Mode 2 Indications ...................................................................................... 45

LED Mode 3 Indications ...................................................................................... 46

LED Mode 4 Indications ...................................................................................... 47

Cascading and Stacking Connections................................................................. 50

IRB Signal Details ............................................................................................... 51

SMI Message Fields............................................................................................ 55

SMI Header Storage............................................................................................ 55

SMI Command Set .............................................................................................. 56

Typical Serial Management Packets ................................................................... 57

LXT98x0 Magnetics Specifications ..................................................................... 66

Oscillator Manufacturers ..................................................................................... 67

Absolute Maximum Ratings................................................................................. 75

Operating Conditions........................................................................................... 75

Input System Clock1 Requirements .................................................................... 75

I/O Electrical Characteristics ............................................................................... 76

100 Mbps IRB Electrical Characteristics ............................................................. 76

10 Mbps IRB Electrical Characteristics ............................................................... 77

100BASE-TX Transceiver Electrical Characteristics........................................... 78

10BASE-T Transceiver Electrical Characteristics ............................................... 78

100 Mbps TP Port-to-Port Delay Timing Parameters.......................................... 79

100BASE-TX MII-to-TP Port Timing Parameters ................................................ 80

100BASE-TX TP-to-MII Timing Parameters........................................................ 81

10BASE-T MII-to-TP Timing Parameters ............................................................ 82

10BASE-T TP-to-MII Timing Parameters ............................................................ 83

100 Mbps TP-to-IRB Timing Parameters1 ................................................................................84

10 Mbps TP-to-IRB Timing Parameters

1...................................................................................85

10 Mbps IRB-to-TP Port Timing Parameters....................................................... 86

Serial Management Interface Timing Characteristics.......................................... 86

PROM Interface Timing Characteristics .............................................................. 87

Port Counter Registers........................................................................................ 95

RMON Counter Registers - 10 Mbps .................................................................. 97

RMON Counter Registers - 100 Mbps ................................................................ 98

Ethernet Address Register Bit Assignments ....................................................... 99

9880 Datasheet(PDF) 7 Page - Intel Corporation

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