AM79C982 View Datasheet(PDF) - Advanced Micro Devices

Part Name

Description

View to exact match

AM79C982

basic Integrated Multiport Repeater (bIMR)

Advanced Micro Devices 

AMD

BLOCK DIAGRAM

PRELIMINARY

DI±

AUI

CI±

Port

DO±

RXD±

TP

TXD±

Port

0

TXP±

RX

MUX

Manchester

Decoder

Phase =

Locked

Loop

Manchester

Encoder

FIFO

FIFO

Control

Preamble

Jam Sequence

TX

MUX

RXD±

TXD±

TXP±

RST

TP

Port n

(Note)

Reset

bIMR Chip

Control

Partitioning

Link Test

Expansion Port

X1

Clock

X2

Gen

Note: n=3 for Am79C982-4 and n=7 for Am79C982-8.

Timers

Test

and

Management

Port

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Am79C974

Description

Twisted Pair Ethernet Transceiver (TPEX)

Twisted Pair Ethernet Transceiver Plus (TPEX+)

IEEE 802.3/Ethernet/Cheapernet Transceiver

Integrated Multiport Repeater Plus (IMR+)

Hardware Implemented Management Information Base™ (HIMIB™)

Media Access Controller for Ethernet (MACE™)

CMOS Local Area Network Controller for Ethernet (C-LANCE)

Integrated Local Area Communications Controller™ (ILACC™)

PCnet-ISA Single-Chip Ethernet Controller (for ISA bus)

PCnet-ISA+ Single-Chip Ethernet Controller for ISA (with Microsoft® Plug n’ Play® Support)

PCnet-32 Single-Chip 32-Bit Ethernet Controller

PCnet-PCI Single-Chip Ethernet Controller (for PCI bus)

PCnet-SCSI Combination Ethernet and SCSI Controller for PCI Systems

REQ

ACK

COL

DAT

JAM

SI

SO

SCLK

TEST

CRS

STR

19406B-1

1–4

Am79C982

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