IN74HC27AD 데이터 시트보기 (PDF) - Integral Corp.

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IN74HC27AD

Triple 3-Input NOR Gate

Integral Corp. 

Triple 3-Input NOR Gate

TECHNICAL DATA

IN74HC27A

The IN74HC27A is high-speed Si-gate CMOS device and are pin

compatible with low power Schottky TTL (LSTTL) . The device

provide Triple 3-input NOR function.

• Outputs Directly Interface to CMOS, NMOS, and TTL

• Operating Voltage Range: 2.0 to 6.0 V

• Low Input Current: 1.0 µA

• High Noise Immunity Characteristic of CMOS Devices

LOGIC DIAGRAM

ORDERING INFORMATION

IN74HC27AN

Plastic

IN74HC27AD

SOIC

IZ74HC27A

Chip

TA = -55° to 125° C for all packages

A1

B1

Y1

C1

A2

B2

Y2

C2

A3

B3

Y3

C3

PIN 14 =VCC

PIN 7 = GND

PIN ASSIGNMENT

A1 1

B1 2

A2 3

B2 4

C2 5

Y2 6

GND 7

14 V C C

13 C 1

12 Y 1

11 C 3

10 B 3

9 A3

8 Y3

FUNCTION TABLE

Inputs

ABC

L

L

L

XXH

XHX

HXX

X = don’t care

Output

Y = A+B+C

H

L

L

L

IN T E G R A L

1

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