AM79C988 datasheet(2/25 Pages) AMD

2 / 25 page

Am79C988A

PRELIMINARY

BLOCK DIAGRAM

QuIET Device

PDO[0]

PAUI Port

Line Drivers

and Receivers

PDO Squelch

Line Driver and

Wave-Shaping

TXD+

TXD-

TXD[0]+

TXD[0]-

PDI[0]

PCI[0]

PDO[1]

PAUI Port

Line Drivers

and Receivers

PDO Squelch

PDI[1]

PCI[1]

PDO[2]

PAUI Port

Line Drivers

and Receivers

PDO Squelch

PDI[2]

PCI[2]

PDO[3]

PAUI Port

Line Drivers

and Receivers

PDO Squelch

PDI[3]

PCI[3]

Internal Bias Reference

and Phase-Lock Loop

Serial Management Port

Control and Status

REXT

SDATA

DIR

CLK

RST

Collision, Loopback,

Jabber and Link Test

Line Receiver and

Smart Squelch

RXD+

RXD-

RXD[0]+

RXD[0]-

Line Driver and

Wave-Shaping

TXD+

TXD-

TXD[1]+

TXD[1]-

Line Receiver and

Smart Squelch

RXD+

RXD-

RXD[1]+

RXD[1]-

Line Driver and

Wave-Shaping

TXD+

TXD-

TXD[2]+

TXD[2]-

Line Receiver and

Smart Squelch

RXD+

RXD-

RXD[2]+

RXD[2]-

Line Driver and

Wave-Shaping

TXD+

TXD-

TXD[3]+

TXD[3]-

Line Receiver and

Smart Squelch

RXD+

RXD-

RXD[3]+

RXD[3]-

19880B-1

AM79C988 Datasheet(PDF) 2 Page - Advanced Micro Devices

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