AM79C940_00 datasheet(3/144 Pages) AMD

No. de pieza	AM79C940

Descripción Electrónicos	Media Access Controller for Ethernet (MACE??

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Fabricante Electrónico	AMD [Advanced Micro Devices]

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Am79C940

3

BLOCK DIAGRAM

C16235D-1

EADI Port

XTAL2

EADI

Port

Control

AUI

Port

10BASE-T

MAU

DAI

Port

GPSI

Port

DXCVR

CLSN

SRDCLK

SRD

SF/BD

EAM/R

DO

±

DI

±

CI

±

TXD

±

TXP

±

RXD

RXPOL

TXDAT

±

TXEN

RXDAT

RXCRS

STDCLK

TXDAT+

TXEN

SRDCLK

RXDAT

RXCRS

CLSN

AUI

10BASE-T

DAI Port

GPSI

R/W

DBUS 15–0

ADD 4–0

Bus

Interface

Unit

TC

EDSEL

SCLK

INTR

BE 1–0

TDTREQ

TCK

RDTREQ

EOF

DTV

CS

FDS

SLEEP

RESET

RCV FIFO

XMT FIFO

JTAG

PORT CNTRL

FIFO

Control

Command

& Status

Registers

802.3

MAC

Core

TDI

TMS

TDO

XTAL1

Notes:

1. Only one of the network ports AUI, 10BASE-T, DAI port or GPSI can be active at any time. Some shared signals are

active regardless of which network port is active, and some are reconfigured.

2. The EADI port is active at all times.

LNKST

Número de pieza similar - AM79C940_00

Fabricante Electrónico	No. de pieza	Datasheet	Descripción Electrónicos
Rochester Electronics	Am79C940B-16JC	630Kb / 13P	Media Access Controller for Ethernet (MACE) 84-pin PLCC and 100-pin PQFP Packages
	Am79C940B-25JC	630Kb / 13P	Media Access Controller for Ethernet (MACE) 84-pin PLCC and 100-pin PQFP Packages
	Am79C940BJC	630Kb / 13P	Media Access Controller for Ethernet (MACE) 84-pin PLCC and 100-pin PQFP Packages
	Am79C940BJI	630Kb / 13P	Media Access Controller for Ethernet (MACE) 84-pin PLCC and 100-pin PQFP Packages
	Am79C940BKC	630Kb / 13P	Media Access Controller for Ethernet (MACE) 84-pin PLCC and 100-pin PQFP Packages

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Descripción similar - AM79C940_00

Fabricante Electrónico	No. de pieza	Datasheet	Descripción Electrónicos
Advanced Micro Devices	AM79C940	914Kb / 122P	Media Access Controller for Ethernet (MACE)
Rochester Electronics	79C940	630Kb / 13P	Media Access Controller for Ethernet (MACE) 84-pin PLCC and 100-pin PQFP Packages
List of Unclassifed Man...	NPC1140-BB1C	99Kb / 1P	Quad Gigabit Ethernet Media Access Controller
Digital Core Design	DMAC	136Kb / 4P	Media Access Controller
Texas Instruments	DP83816	1Mb / 112P	[Old version datasheet] 10/100 Mb/s Integrated PCI Ethernet Media Access Controller
National Semiconductor ...	DP83261	1Mb / 132P	BMAC Device (FDDI Media Access Controller)
Silan Microelectronics ...	SC92031	476Kb / 38P	10/100 MBPS INTEGRATED PCI ETHERNET MEDIA ACCESS CONTROLLER AND PHYSICAL LAYER
ATMEL Corporation	AT76C502A	376Kb / 3P	11-megabit WLAN Media Access Controller MAC
Infineon Technologies A...	PMB8789	151Kb / 2P	Dual-Band Media Access Controller (MAC) for WLAN System Solutions 2003
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AM79C940 Datasheet(PDF) 3 Page - Advanced Micro Devices

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Número de pieza similar - AM79C940_00

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