54AC11021, 74AC11021
DUAL 4-INPUT POSITIVE-AND GATES
SCAS005B – JULY 1987 – REVISED APRIL 1993
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
Copyright 1993, Texas Instruments Incorporated
2–1
• Flow-Through Architecture Optimizes
PCB Layout
• Center-Pin V
CC
and GND Configurations
Minimize High-Speed Switching Noise
•
EPIC
(Enhanced-Performance Implanted
CMOS) 1-µm Process
• 500-mA Typical Latch-Up Immunity
at 125°C
• Package Options Include Plastic
Small-Outline Packages, Ceramic Chip
Carriers, and Standard Plastic and Ceramic
300-mil DIPs
description
These devices contain two independent 4-input
AND gates. They perform the Boolean functions
Y = A • B • C • D or Y = A
+ B + C + D in positive
logic.
The 54AC11021 is characterized for operation
over the full military temperature range of –55°C
to 125°C. The 74AC11021 is characterized for
operation from –40°C to 85°C.
FUNCTION TABLE
(each gate)
INPUTS
OUTPUT
A B C D
Y
H H H H H
L XXX L
X LXX L
X XLX L
X X X L L
54AC11021 ...J PACKAGE
74AC11021 ...D OR N PACKAGE
(TOP VIEW)
54AC11021 . . . FK PACKAGE
(TOP VIEW)
NC – No internal connection
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1B
1A
1Y
GND
2Y
2D
2C
NC
1C
1D
V
CC
2A
2B
NC
3 2 1 20 19
910111213
4
5
6
7
8
18
17
16
15
14
2B
NC
NC
NC
2C
NC
NC
1B
NC
1A
1C
NC
2Y
2D
2A
1Y
GND
NC
V
1D
CC
EPIC is a trademark of Texas Instruments Incorporated.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.