AM79C972BKCW Advanced Micro Devices, AM79C972BKCW Datasheet - Page 25

Manufacturer Part Number

AM79C972BKCW

Description

PCnet-FAST+ Enhanced 10/100 Mbps PCI Ethernet Controller with OnNow Support

Manufacturer

Advanced Micro Devices

Datasheet

1.AM79C972BKCW.pdf (130 pages)

Power Supply Pins

VDDB

I/O Buffer Power (7 Pins)

There are seven power supply pins that are used by the

input/output buffer drivers. All VDDB pins must be con-

nected to a +3.3 V supply.

VDD_PCI

PCI I/O Buffer Power (9 Pins)

There are nine power supply pins that are used by the

PCI input/output buffer drivers (except PME driver). All

VDD_PCI pins must be connected to a +3.3 V supply.

Power

Am79C972

VSSB

I/O Buffer Ground (17 Pins)

There are 17 ground pins that are used by the input/

output buffer drivers.

VDD

Digital Power (6 Pins)

There are six power supply pins that are used by the in-

ternal digital circuitry. All VDD pins must be connected

to a +3.3 V supply.

VSS

Digital Ground (8 Pins)

There are eight ground pins that are used by the inter-

nal digital circuitry.

Power