SN54ALS1002A Datasheet, PDF (1/3 Pages) Texas Instruments – QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS

SN54ALS1002A, SN74ALS1002A
QUADRUPLE 2-INPUT POSITIVE-NOR BUFFERS
• Quad Versions of ’ALS805A
• Buffer Version of ’ALS02
• Package Options Include Plastic Small
Outline Packages, Ceramic Chip Carriers,
and Standard Plastic and Ceramic 300-mil
DIPs
• Dependable Texas Instruments Quality and
Reliability
description
These devices contain four independent 2-input
NOR buffers. They perform the Boolean functions
Y = A + B or Y = A•B in positive logic.
The SN54ALS1002A is characterized for opera-
tion over the full military temperature range of
– 55°C to 125°C. The SN74ALS1002A is
characterized for operation from 0°C to 70°C.
FUNCTION TABLE
(each gate)
INPUTS OUTPUT
AB
Y
HX
L
XH
L
LL
H
SDAS238 – D2661, DECEMBER 1983 – REVISED MAY 1986
SN54ALS1002A . . . J PACKAGE
SN74ALS1002A . . . D OR N PACKAGE
(TOP VIEW)
1Y ₁
1A ₂
1B ₃
2Y ₄
2A ₅
2B ₆
GND ₇
14 V_CC
13 4Y
12 ^4B
11 ^4A
10 ^3Y
9 ^3B
8 ^3A
SN54ALS1002A . . . FK PACKAGE
(TOP VIEW)
1B
3 2 1 20 19
4
18
4B
NC ₅
17 ^NC
2Y 6
16 4A
NC 7
15 NC
2A 8
14 3Y
9 10 11 12 13
NC – No internal connection
logic symbol^†
2
1A
≥1
3
1B
5
2A
6
2B
8
3A
9
3B
11
4A
12
4B
1 _1Y
4 _2Y
10 _3Y
13 _4Y
† _{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.
logic diagram (positive logic)
1A
1Y
1B
2A
2Y
2B
3A
3Y
3B
4A
4Y
4B
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.
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Copyright © 1986, Texas Instruments Incorporated
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