Nexperia

74HC273; 74HCT273

Octal D-type flip-flop with reset; positive-edge trigger

25 °C

-40 °C to +85 °C -40 °C to +125 °C

Symbol Parameter

Conditions

Min Typ Max

Min

Max

Min

Max

Unit

Qn output; see Fig. 7

[2]

VCC = 2.0 V

-

19

75

-

95

-

110

ns

VCC = 4.5 V

-

7

15

-

19

-

22

ns

tt

transition time

VCC = 6.0 V

-

6

13

-

15

-

19

ns

CP input HIGH or LOW;

see Fig. 7

VCC = 2.0 V

80

14

-

100

-

120

-

ns

VCC = 4.5 V

16

5

-

20

-

24

-

ns

VCC = 6.0 V

14

4

-

17

-

20

-

ns

MR input LOW; see Fig. 8

VCC = 2.0 V

60

17

-

75

-

90

-

ns

VCC = 4.5 V

12

6

-

15

-

18

-

ns

tW

pulse width

VCC = 6.0 V

10

5

-

13

-

15

-

ns

MR to CP; see Fig. 8

VCC = 2.0 V

50

-6

-

65

-

75

-

ns

VCC = 4.5 V

10

-2

-

13

-

15

-

ns

trec

recovery time

VCC = 6.0 V

9

-2

-

11

-

13

-

ns

Dn to CP; see Fig. 9

VCC = 2.0 V

60

11

-

75

-

90

-

ns

VCC = 4.5 V

12

4

-

15

-

18

-

ns

tsu

set-up time

VCC = 6.0 V

10

3

-

13

-

15

-

ns

Dn to CP; see Fig. 9

VCC = 2.0 V

3

-6

-

3

-

3

-

ns

VCC = 4.5 V

3

-2

-

3

-

3

-

ns

th

hold time

VCC = 6.0 V

3

-2

-

3

-

3

-

ns

CP input; see Fig. 7

VCC = 2.0 V

6

20.6

-

4.8

-

4

-

MHz

VCC = 4.5 V

30

103

-

24

-

20

-

MHz

VCC = 5.0 V; CL = 15 pF

-

66

-

-

-

-

-

MHz

fmax

maximum

frequency

VCC = 6.0 V

35

122

-

28

-

24

-

MHz

CPD

power

dissipation

capacitance

per package;

VI = GND to VCC

[3] -

20

-

-

-

-

-

pF

74HC_HCT273

All information provided in this document is subject to legal disclaimers.

© Nexperia B.V. 2021. All rights reserved

Product data sheet

Rev. 7 — 6 September 2021

7 / 17