SN54ALS1008A, SN54AS1008A, SN74ALS1008A, SN74AS1008A
QUADRUPLE 2-INPUT POSITIVE-AND BUFFERS/DRIVERS
SDAS071A – D2661, DECEMBER 1982 – REVISED MAY 1986
• ’ALS1008A is a Buffer Version of ’ALS08
• ’AS1008A is a Driver Version of ’AS08
SN54ALS1008A, SN54AS1008A . . . J PACKAGE
SN74ALS1008A, SN74AS1008A . . . D OR N PACKAGE
(TOP VIEW)
• ’AS1008A Offers High Capacitive Drive
Capability
1A
1B
1Y
2A
2B
V
1
2
3
4
5
6
7
14
13
12
11
10
9
CC
• Package Options include Plastic Small
Outline Packages, Ceramic Chip Carriers,
and Standard Plastic and Ceramic 300-mil
DIPs
4B
4A
4Y
3B
3A
3Y
2Y
GND
• Dependable Texas Instruments Quality and
Reliability
8
description
SN54ALS1008A, SN54AS1008A . . . FK PACKAGE
(TOP VIEW)
These devices contain four independent 2-input
AND buffers/drivers. They perform the Boolean
functions Y = A•B or Y = A+B in positive logic.
3
2
1
20 19
18
The SN54ALS1008A and SN54AS1008A are
characterized for operation over the full military
temperature range of –55°C to 125°C. The
SN74ALS1008A and SN74AS1008A are charac-
terized for operation from 0°C to 70°C.
4A
NC
4Y
NC
3B
1Y
NC
2A
4
5
6
7
8
17
16
15
14
NC
2B
9 10 11 12 13
FUNCTION TABLE
(each gate)
INPUTS
OUTPUT
A
H
L
B
H
X
L
Y
H
L
NC – No internal connection
X
L
†
logic diagram (positive logic)
logic symbol
1
1A
&
1A
3
6
1Y
1Y
2Y
3Y
4Y
2
1B
1B
4
2A
2B
2A
2Y
3Y
4Y
5
2B
9
8
3A
3B
3A
10
3B
12
11
4A
4B
4A
13
4B
†
This symbol is in accordance with ANSI/IEEE Std 91-1984 and
IEC Publication 617-12.
Pin numbers shown are for D, J, and N packages.
Copyright 1986, 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.
1
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