MC74HC244A(2012) 데이터 시트보기 (PDF) - ON Semiconductor

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MC74HC244A
(Rev.:2012)

Octal 3−State Noninverting Buffer/Line Driver/Line Receiver

ON Semiconductor 

PIN ASSIGNMENT

ENABLE A 1

A1 2

YB4 3

A2 4

YB3 5

A3 6

YB2 7

A4 8

YB1 9

GND 10

20 VCC

19 ENABLE B

18 YA1

17 B4

16 YA2

15 B3

14 YA3

13 B2

12 YA4

11 B1

FUNCTION TABLE

Inputs

Outputs

Enable A,

Enable B A, B YA, YB

L

L

L

L

H

H

H

X

Z

Z = high impedance

MC74HC244A

A1 2

A2 4

A3 6

DATA

INPUTS

A4 8

B1 11

B2 13

B3 15

B4 17

LOGIC DIAGRAM

18 YA1

16 YA2

14 YA3

12 YA4

9 YB1

NONINVERTING

OUTPUTS

7 YB2

5 YB3

3 YB4

OUTPUT ENABLE A 1

ENABLES ENABLE B 19

PIN 20 = VCC

PIN 10 = GND

ORDERING INFORMATION

Device

Package

Shipping†

MC74HC244ANG

PDIP−20

(Pb−Free)

18 Units / Rail

MC74HC244ADWG

SOIC−20 WIDE

(Pb−Free)

38 Units / Rail

MC74HC244ADWR2G

SOIC−20 WIDE

(Pb−Free)

1000 / Tape & Reel

MC74HC244ADTG

TSSOP−20

(Pb−Free)

75 Units / Rail

MC74HC244ADTR2G

TSSOP−20

(Pb−Free)

2500 / Tape & Reel

NLV74HC244ADWR2G*

SOIC−20 WIDE

(Pb−Free)

1000 / Tape & Reel

NLV74HC244ADTR2G*

TSSOP−20

(Pb−Free)

2500 / Tape & Reel

†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging

Specifications Brochure, BRD8011/D.

*NLV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC−Q100 Qualified and PPAP

Capable

http://onsemi.com

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