Nexperia

74HC393; 74HCT393

Dual 4-bit binary ripple counter

25 °C

-40 °C to

+85 °C

-40 °C to

+125 °C

Symbol Parameter

Conditions

Min

Typ

Max

Min

Max

Min

Max

Unit

nMR to nQx; see Fig. 10

VCC = 2.0 V

-

39

140

-

175

-

210 ns

VCC = 4.5 V

-

14

28

-

35

-

42

ns

VCC = 5 V; CL = 15 pF

-

11

-

-

-

-

-

ns

tPHL

HIGH to LOW

propagation

delay

VCC = 6.0 V

-

11

24

-

30

-

36

ns

Qn; see Fig. 9

[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

-

16

-

19

ns

nCP HIGH or LOW; see Fig. 9

VCC = 2.0 V

80

17

-

100

-

120

-

ns

VCC = 4.5 V

16

6

-

20

-

24

-

ns

VCC = 6.0 V

14

5

-

17

-

20

-

ns

nMR HIGH; see Fig. 10

VCC = 2.0 V

80

19

-

100

-

120

-

ns

VCC = 4.5 V

16

7

-

20

-

24

-

ns

tW

pulse width

VCC = 6.0 V

14

6

-

17

-

20

-

ns

nMR to nCP; see Fig. 10

VCC = 2.0 V

5

3

-

5

-

5

-

ns

VCC = 4.5 V

5

1

-

5

-

5

-

ns

trec

recovery time

VCC = 6.0 V

5

1

-

5

-

5

-

ns

see Fig. 9

VCC = 2.0 V

6

30

-

5

-

4

-

MHz

VCC = 4.5 V

30

90

-

24

-

20

-

MHz

VCC = 5 V; CL = 15 pF

-

99

-

-

-

-

-

MHz

fclk(max) maximum

clock

frequency

VCC = 6.0 V

35

107

-

28

24

-

MHz

CPD

power

dissipation

capacitance

CL = 50 pF; f = 1 MHz;

VI = GND to VCC

[3]

-

23

-

-

-

-

-

pF

74HCT393

nCP to nQ0; see Fig. 9

[1]

VCC = 4.5 V

-

15

25

-

31

-

38

ns

VCC = 5 V; CL = 15 pF

-

20

-

-

-

-

-

ns

nQx to nQ(x+1); see Fig. 9

[1]

VCC = 4.5 V

-

6

10

-

13

-

15

ns

tpd

propagation

delay

VCC = 5 V; CL = 15 pF

-

6

-

-

-

-

-

ns

nMR to nQx; see Fig. 10

VCC = 4.5 V

-

18

32

-

40

-

48

ns

tPHL

HIGH to LOW

propagation

delay

VCC = 5 V; CL = 15 pF

-

15

-

-

-

-

-

ns

Qn; see Fig. 9

[2]

tt

transition time

VCC = 4.5 V

-

7

15

-

19

-

22

ns

74HC_HCT393

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© Nexperia B.V. 2021. All rights reserved

Product data sheet

Rev. 8 — 22 October 2021

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