KK74AC192

Guaranteed Limits

Symbol

Parameter

Test Conditions

V

25

°C

-40

°C to

85

°C

Unit

Minimum High-Level

Input Voltage

3.0

4.5

5.5

2.1

3.15

3.85

2.1

3.15

3.85

V

Maximum Low -Level

Input Voltage

3.0

4.5

5.5

0.9

1.35

1.65

0.9

1.35

1.65

V

Minimum High-Level

Output Voltage

3.0

4.5

5.5

2.9

4.4

5.4

2.9

4.4

5.4

V

3.0

4.5

5.5

2.56

3.86

4.86

2.46

3.76

4.76

Maximum Low-Level

Output Voltage

3.0

4.5

5.5

0.1

0.1

0.1

0.1

0.1

0.1

V

3.0

4.5

5.5

0.36

0.36

0.36

0.44

0.44

0.44

Maximum Input Leakage

Current

5.5

±0.1

±1.0

µA

+Minimum Dynamic

Output Current

5.5

75

mA

+Minimum Dynamic

Output Current

5.5

-75

mA

Maximum Quiescent

Supply Current

(per Package)

5.5

8.0

80

µA

+Maximum test duration 2.0 ms, one output loaded at a time.

FUNCTION TABLE

Inputs

Mode

MR

PL

H

X

X

X

Reset(Asyn.)

L

L

X

X

Preset(Asyn.)

L

H

H

No Count

L

H

H

Count Up

L

H

H

Count Down

L

H

H

No Count

The KK74AC192 can be preset to any state, but

will not count beyond 9. If preset to state 10, 11, 12, 13,

14 or 15, it will follow the sequence 10, 11, 6: 12, 13, 4:

14, 15, 2 if counting Up, and follow the sequence 15, 14,

13, 12, 11, 10, 9 if counting Down.

Logic equations

For Terminal Count:

X = don’t care

3