© 2000 Fairchild Semiconductor Corporation

DS006327

www.fairchildsemi.com

October 1986

Revised April 2000

DM74AS805B

Hex 2-Input NOR Driver

General Description

These devices contain six independent drivers, each of

which performs the logic NOR function. Each driver has

increased output drive capability to allow the driving of high

capacitive loads.

Features

s Switching specifications at 50 pF

s Switching specifications guaranteed over full tempera-

s Advanced oxide-isolated, ion-implanted Schottky TTL

process

s Functionally and pin for pin compatible with advanced

low power Schottky TTL counterpart

Ordering Code:

Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.

Connection Diagram

Function Table

Y

= A + B

H

= HIGH Logic Level

L

= LOW Logic Level

Order Number

Package Number

Package Description

DM74AS805BWM

M20B

20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide

DM74AS805BN

N20A

20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide

Inputs

Output

AB

Y

LL

H

LH

L

HL

L

HH

L