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KK74HCT27A fiches techniques PDF

KODENSHI KOREA - Triple 3-Input NOR Gate

Numéro de référence KK74HCT27A
Description Triple 3-Input NOR Gate
Fabricant KODENSHI KOREA 
Logo KODENSHI KOREA 





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KK74HCT27A fiche technique
Triple 3-Input NOR Gate
TECHNICAL DATA
KK74HCT27A
The KK74HCT27A is high-speed Si-gate CMOS device and is pin
compatible with low power Schottky TTL (LSTTL). The device provide
the Triple 3-input NOR function.
Outputs Directly Interface to CMOS, NMOS, and TTL
Operating Voltage Range: 4.5 to 5.5 V
Low Input Current: 1.0 µA
High Noise Immunity Characteristic of CMOS Devices
ORDERING INFORMATION
KK74HCT27AN Plastic
KK74HCT27AD
SOIC
TA = -55° to 125° C for all packages
LOGIC DIAGRAM
A1
B1
C1
A2
B2
C2
A3
B3
C3
PIN 14 =VCC
PIN 7 = GND
Y1
Y2
Y3
PIN ASSIGNMENT
A1
B1
A2
B2
C2
Y2
GND
1
2
3
4
5
6
7
14 V CC
13 C1
12 Y1
11 C3
10 B3
9 A3
8 Y3
FUNCTION TABLE
Inputs
AB
LL
XX
XH
HX
X = don’t care
C
L
H
X
X
Output
Y = A+B+C
H
L
L
L
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