MC74HC273A

http://onsemi.com

2

LOGIC DIAGRAM

DATA

INPUTS

D0

11

CLOCK

D1

D2

D3

D4

D5

D6

D7 18

17

14

13

8

7

4

3

1

RESET

19

Q0

Q1

Q2

Q3

Q4

Q5

Q6

Q7

16

15

12

9

6

5

2

PIN 10 = GND

NONINVERTING

OUTPUTS

FUNCTION TABLE

Inputs

Output

Reset

Clock

D

Q

LX

X

L

HH

H

HL

L

H

L

X

No Change

H

X

No Change

PIN ASSIGNMENT

Q2

D1

D0

Q0

RESET

GND

Q3

D3

D2

Q1

5

4

3

2

1

10

9

8

7

6

14

15

16

17

18

19

20

11

12

13

Q6

D6

D7

Q7

CLOCK

Q4

D4

D5

Q5

Design Criteria

Value

Units

Internal Gate Count*

66

ea

Internal Gate Propagation Delay

1.5

ns

Internal Gate Power Dissipation

5.0

mW

Speed Power Product

.0075

pJ

*Equivalent to a two−input NAND gate.

ORDERING INFORMATION

Device

Package

MC74HC273AN

PDIP−20

18 Units / Rail

MC74HC273ANG

PDIP−20

(Pb−Free)

18 Units / Rail

MC74HC273ADW

SOIC−20 WIDE

38 Units / Rail

MC74HC273ADWG

SOIC−20 WIDE

(Pb−Free)

38 Units / Rail

MC74HC273ADWR2

SOIC−20 WIDE

1000 Tape & Reel

MC74HC273ADWR2G

SOIC−20 WIDE

(Pb−Free)

1000 Tape & Reel

MC74HC273ADT

TSSOP−20*

75 Units / Rail

MC74HC273ADTG

TSSOP−20*

75 Units / Rail

MC74HC273ADTR2

TSSOP−20*

2500 Tape & Reel

MC74HC273ADTR2G

TSSOP−20*

2500 Tape & Reel

MC74HC273AF

SOEIAJ−20

40 Units / Rail

MC74HC273AFG

SOEIAJ−20

(Pb−Free)

40 Units / Rail

MC74HC273AFEL

SOEIAJ−20

2000 Tape & Reel

MC74HC273AFELG

SOEIAJ−20

(Pb−Free)

2000 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.

*This package is inherently Pb−Free.