AC104X-DS00-R datasheet(3/50 Pages) BOARDCOM

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Document AC104X-DS00-405-R

Page iii

Preliminary Data Sheet

■ AC104X

12/11/01

TABLE OF CONTENTS

Revision History .......................................................................................................................................ii

Section 1: Functional Description...................................................................................... 1

MAC Interface ............................................................................................................................................... 1

RMII ........................................................................................................................................................ 1

SMI.......................................................................................................................................................... 1

Interrupt................................................................................................................................................... 2

Media Interface ............................................................................................................................................. 2

10BASE-T ............................................................................................................................................... 2

Transmit Function ................................................................................................................................... 2

Receive Function .................................................................................................................................... 2

Link Monitor ............................................................................................................................................ 2

100BASE-TX........................................................................................................................................... 2

Transmit Function ................................................................................................................................... 3

Parallel to Serial, NRZ to NRZI, and MLT3 Conversion.......................................................................... 3

Receive Function .................................................................................................................................... 3

Baseline Wander Compensation ............................................................................................................ 4

Clock/Data Recovery .............................................................................................................................. 4

Decoder/De-Scrambler ........................................................................................................................... 4

Link Monitor ............................................................................................................................................ 4

10BASE-T/100BASE-TX ............................................................................................................................... 5

Multi-Mode Transmit Driver..................................................................................................................... 5

Adaptive Equalizer .................................................................................................................................. 5

PLL Clock Synthesizer............................................................................................................................ 5

Jabber and SQE (Heartbeat) .................................................................................................................. 5

Reverse Polarity Detection and Correction ............................................................................................. 6

Initialization and Setup ................................................................................................................................6

Hardware Configuration .......................................................................................................................... 6

Software Configuration ........................................................................................................................... 6

LEDs ....................................................................................................................................................... 6

Auto-Negotiation ..................................................................................................................................... 6

Parallel Detection .................................................................................................................................... 7

Automatic MDI/MDIX Configuration ........................................................................................................ 8

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