74hct4002 NXP Semiconductors, 74hct4002 Datasheet - Page 4

• Manufacturer Part Number: 74hct4002
• Description: Dual 4-input Nor Gate
• Manufacturer: NXP Semiconductors

Philips Semiconductors
December 1990
Dual 4-input NOR gate
Fig.5 Logic diagram 74HC4002 (one gate).
Fig.4 Functional diagram.
4
FUNCTION TABLE
Notes
1. H = HIGH voltage level
nA
L = LOW voltage level
X = don’t care
H
X
X
X
L
Fig.6 Logic diagram 74HCT4002 (one gate).
nB
X
H
X
X
L
INPUTS
nC
X
X
H
X
L
74HC/HCT4002
nD
H
L
X
X
X
Product specification
OUTPUT
nY
H
L
L
L
L