74HC30 Datasheet, PDF (4/6 Pages) NXP Semiconductors – 8-input NAND gate

Philips Semiconductors
8-input NAND gate
Product specification
74HC/HCT30
Fig.4 Functional diagram;
Y = ABCDEFGH.
FUNCTION TABLE
A
B
C
L
X
X
X
L
X
X
X
L
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
H
H
H
Notes
1. H = HIGH voltage level
L = LOW voltage level
X = don’t care
INPUTS
D
E
X
X
X
X
X
X
L
X
X
L
X
X
X
X
X
X
H
H
Fig.5 Logic diagram.
F
G
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
X
X
X
L
X
X
X
L
H
H
H
OUTPUT
Y
H
H
H
H
H
H
H
H
L
December 1990
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