AM79C970 Просмотр технического описания (PDF) - Advanced Micro Devices

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AM79C970

PCnet™-PCI Single-Chip Ethernet Controller for PCI Local Bus

Advanced Micro Devices 

AMD

PRELIMINARY

PIN DESIGNATIONS

Listed by Group

Pin Name

Pin Function

PCI Bus Interface

AD[31:00]

Address/Data Bus

C/BE[3:0]

Bus Command/Byte Enable

CLK

Bus Clock

DEVSEL

Device Select

FRAME

Cycle Frame

GNT

Bus Grant

IDSEL

Initialization Device Select

INTA

Interrupt

IRDY

Initiator Ready

LOCK

Bus Lock

PAR

Parity

PERR

Parity Error

REQ

Bus Request

RST

Reset

SERR

System Error

STOP

Stop

TRDY

Target Ready

Board Interface

EECS

Microwire Serial PROM Chip Select

EEDI/LNKST Microwire Serial EEPROM Data In/Link Status

EEDO/LED3 Microwire APROM Data Out/LED predriver

EESK/LED1

Microwire Serial PROM Clock/LED1

SLEEP

Sleep Mode

XTAL1–2

Crystal Input/Output

Attachment Unit Interface (AUI)

CI+/CI–

AUI Collision Differential Pair

DI+/DI–

AUI Data In Differential Pair

DO+/DO–

AUI Data Out Differential Pair

10BASE-T Interface

RXD+/RXD– Receive Differential Pair

TXD+/TXD– Transmit Differential Pair

TXP+/TXP–

Transmit Pre-distortion Differential Pair

LNKST/EEDI Link Status/Microwire Serial EEPROM Data In

Test Interface

NOUT

NAND Tree Test Output

Power Supplies

AVDD

Analog Power

AVSS

Analog Ground

VDD

Digital Power

VSS

Digital Ground

VDDB

I/O Buffer Power

VSSB

I/O Buffer Ground

Type

IO

IO

I

IO

IO

I

I

IO

IO

I

IO

IO

IO

I

IO

IO

IO

O

O

IO

IO

I

IO

I

I

O

I

O

O

O

O

P

P

P

P

P

P

Driver

TS3

TS3

NA

TS6

TS6

NA

ns

OD6

TS6

NA

TS6

TS6

TS3

NA

OD6

TS6

TS6

O8

LED

LED

LED

NA

NA

NA

NA

DO

NA

TDO

TPO

LED

O3

NA

NA

NA

NA

NA

NA

# Pins

32

4

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

2

2

2

2

2

2

1

1

4

2

6

12

4

8

1-880

Am79C970

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