5228-DS07-R datasheet(5/100 Pages) BOARDCOM

5 / 100 page

Data Sheet

BCM5228

7/12/04

Broa d c om Co rp o r a t i o n

Document

5228-DS09-405-R

Page v

TABLE OF CONTENTS

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

Overview

....................................................................................................................................................... 1

Encoder/Decoder

......................................................................................................................................... 1

Link Monitor

.................................................................................................................................................. 2

Carrier Sense

................................................................................................................................................ 2

Auto-Negotiation

.......................................................................................................................................... 3

Digital Adaptive Equalizer

.......................................................................................................................... 3

ADC

............................................................................................................................................................... 3

Digital Clock Recovery/Generator

.............................................................................................................. 3

Baseline Wander Correction

....................................................................................................................... 3

Multimode Transmit DAC

............................................................................................................................ 5

Stream Cipher

............................................................................................................................................... 5

Far-End Fault

................................................................................................................................................ 5

Reduced Media Independent Interface (RMII)

............................................................................................ 5

MII Management

........................................................................................................................................... 6

Serial Media Independent Interface (SMII)

................................................................................................. 6

Interrupt Mode

.............................................................................................................................................. 7

Section 2: Hardware Signal Definition Table..................................................................... 9

Section 3: Pinout Diagrams .............................................................................................. 19

Section 4: Operational Description ..................................................................................25

Resetting the BCM5228

............................................................................................................................. 25

Loopback Mode

.......................................................................................................................................... 25

Full-Duplex Mode

....................................................................................................................................... 25

100BASE-FX Mode

..................................................................................................................................... 25

10BASE-T Mode

......................................................................................................................................... 26

Isolate Mode

............................................................................................................................................... 26

Super Isolate Mode

.................................................................................................................................... 26

Auto Power-Down Mode

............................................................................................................................ 26

Jumbo Packet Mode

.................................................................................................................................. 27

PHY Address

.............................................................................................................................................. 27

HP Auto-MDIX

............................................................................................................................................. 28

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