AM79C978 データシートの表示（PDF） - Advanced Micro Devices

部品番号

コンポーネント説明

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AM79C978

PCnet™- Home Single-Chip 1/10 Mbps PCI Home Networking Controller

Advanced Micro Devices 

BLOCK DIAGRAM

CLK

RST

AD[31:0]

C/BE[3:0]

PAR

FRAME

TRDY

IRDY

STOP

IDSEL

DEVSEL

REQ

GNT

PERR

SERR

INTA

TCK

TMS

TDI

TDO

PCI Bus

Interface

Unit

Bus

Rcv

FIFO

MAC

Rcv

FIFO

12K

SRAM

Bus

Xmt

FIFO

MAC

Xmt

FIFO

Buffer

Management

Unit

FIFO

Control

Network

Port

Manager

802.3

MAC

Core

MDC

MDIO

JTAG

Port

Control

OnNow

Power

Management

Unit

PME

PG

1Mbps HomePNA PHY

MII

Interface

Transmit

State

Machine

Drive

Control

MII

Management

Receive

State

Machine

Analog

Front

End

PHY

Control

Link

Monitor

10 Mbps PHY

MII

Interface

Transmit

State

Machine

MII

Management

Receive

State

Machine

10 BASE-T

Link

Monitor

Auto

Negotiation

PHY Control

LED

Control

93C46

EEPROM

Interface

HRTXRXP/N

TX±

RX±

LED0

LED1

LED2

LED3

LED4

EECS

EESK

EEDI

EEDO

22206B-1

4

Am79C978

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