SN54ALS37A Datasheet, PDF (1/5 Pages) Texas Instruments – QUADRUPLE 2-INPUT POSITIVE-NAND BUFFERS

SN54ALS37A, SN74ALS37A
QUADRUPLE 2-INPUT POSITIVE-NAND BUFFERS
• Package Options Include Plastic
Small-Outline (D) Packages, Ceramic Chip
Carriers (FK), and Standard Plastic (N) and
Ceramic (J) 300-mil DIPs
description
These devices contain four independent 2-input
positive-NAND buffers. They perform the Boolean
functions Y = A • B or Y = A + B in positive logic.
The SN54ALS37A is characterized for operation
over the full military temperature range of – 55°C
to 125°C. The SN74ALS37A is characterized for
operation from 0°C to 70°C.
FUNCTION TABLE
(each gate)
INPUTS
A
B
OUTPUT
Y
H
H
L
L
X
H
X
L
H
SDAS195A – APRIL 1982 – REVISED DECEMBER 1994
SN54ALS37A . . . J PACKAGE
SN74ALS37A . . . D OR N PACKAGE
(TOP VIEW)
1A 1
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
14 V_CC
13 4B
12 4A
11 4Y
10 3B
9 3A
8 3Y
SN54ALS37A . . . FK PACKAGE
(TOP VIEW)
3 2 1 20 19
1Y 4
18 4A
NC 5
17 NC
2A 6
16 4Y
NC 7
15 NC
2B 8
14 3B
9 10 11 12 13
logic symbol^†
1
1A
&
2
1B
4
2A
5
2B
9
3A
10
3B
12
4A
13
4B
3
1Y
6
2Y
8
3Y
11
4Y
† _{This symbol is in accordance with ANSI/IEEE Std 91-1984 and}
IEC Publication 617-12.
Pin numbers shown are for the D, J, and N packages.
NC – No internal connection
logic diagram (positive logic)
1
1A
2
1B
4
2A
5
2B
9
3A
10
3B
12
4A
13
4B
3
1Y
6
2Y
8
3Y
11
4Y
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 © 1994, Texas Instruments Incorporated
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