KSZ8862-100FX-EVAL Просмотр технического описания (PDF) - Micrel

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KSZ8862-100FX-EVAL

2-Port Ethernet Switch with Non-PCI Interface and Fiber Support

Micrel 

Micrel, Inc.

KSZ8862-16/32MQL

Content

General Description ........................................................................................................................................................1

Functional Diagram.........................................................................................................................................................1

Features ...........................................................................................................................................................................2

Applications ..................................................................................................................................................................... 2

Markets ............................................................................................................................................................................. 2

Ordering Information ......................................................................................................................................................3

Revision History ..............................................................................................................................................................3

Content ............................................................................................................................................................................. 4

List of Figures..................................................................................................................................................................9

List of Tables .................................................................................................................................................................10

Pin Configuration for KSZ8862-16MQL (8/16-Bit) ......................................................................................................11

Pin Description for KSZ8862-16MQL (8/16-Bit) ..........................................................................................................12

Pin Configuration for KSZ8862-32MQL (32-Bit) .........................................................................................................17

Pin Description for KSZ8862-32 MQL (32-Bit) ............................................................................................................18

Functional Description .................................................................................................................................................23

Functional Overview: Physical Layer Transceiver ....................................................................................................23

100BASE-TX Transmit............................................................................................................................................................. 23

100BASE-TX Receive.............................................................................................................................................................. 23

Scrambler/De-scrambler (100BASE-TX only) .......................................................................................................................... 23

100BASE-FX Operation........................................................................................................................................................... 23

100BASE-FX Signal Detection................................................................................................................................................. 23

100BASE-FX Far-End-Fault (FEF) .......................................................................................................................................... 24

100BASE-SX Operation........................................................................................................................................................... 24

Physical Interface ................................................................................................................................................................ 24

Enabling 100BASE-SX Mode .............................................................................................................................................. 24

Enabling Fiber Forced Mode .............................................................................................................................................. 24

10BASE-FL Operation ............................................................................................................................................................. 24

Physical Interface ................................................................................................................................................................ 24

Enabling 10BASE-FL Mode ................................................................................................................................................ 24

Enabling Fiber Forced Mode .............................................................................................................................................. 24

10BASE-T Transmit ................................................................................................................................................................. 25

10BASE-T Receive .................................................................................................................................................................. 25

LED Driver ............................................................................................................................................................................... 25

Post Amplifier........................................................................................................................................................................... 25

Power Management................................................................................................................................................................. 25

MDI/MDI-X Auto Crossover...................................................................................................................................................... 25

Straight Cable ...................................................................................................................................................................... 26

Crossover Cable .................................................................................................................................................................. 26

Auto Negotiation ...................................................................................................................................................................... 27

LinkMD® Cable Diagnostics ..................................................................................................................................................... 28

Access.................................................................................................................................................................................. 28

Usage.................................................................................................................................................................................... 28

Functional Overview: MAC and Switch ......................................................................................................................29

Address Lookup ....................................................................................................................................................................... 29

Learning................................................................................................................................................................................... 29

Migration .................................................................................................................................................................................. 29

Aging........................................................................................................................................................................................ 29

Forwarding ............................................................................................................................................................................... 30

Switching Engine ..................................................................................................................................................................... 32

MAC Operation ........................................................................................................................................................................ 32

August 2010

4

M9999-081310-3.1

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