SL74HC192 datasheet(3/7 Pages) SLS

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SL74HC192

System Logic

Semiconductor

SLS

DC ELECTRICAL CHARACTERISTICS(Voltages Referenced to GND)

VCC

Guaranteed Limit

Symbol

Parameter

Test Conditions

°C

-55

°C

≤85

°C

≤125

°C

Unit

VIH

Minimum High-Level

Input Voltage

VOUT=0.1 V or VCC-0.1 V

I

OUT

≤ 20 µA

2.0

4.5

6.0

1.5

3.15

4.2

1.5

3.15

4.2

1.5

3.15

4.2

VIL

Maximum Low -Level

Input Voltage

VOUT=0.1 V or VCC-0.1 V

I

OUT

 ≤ 20 µA

2.0

4.5

6.0

0.3

0.9

1.2

0.3

0.9

1.2

0.3

0.9

1.2

VOH

Minimum High-Level

Output Voltage

VIN=VIH or VIL

I

OUT

 ≤ 20 µA

2.0

4.5

6.0

1.9

4.4

5.9

1.9

4.4

5.9

1.9

4.4

5.9

VIN=VIH or VIL

I

OUT

 ≤ 4.0 mA

I

OUT

 ≤ 5.2 mA

4.5

6.0

3.98

5.48

3.84

5.34

3.7

5.2

VOL

Maximum Low-Level

Output Voltage

VIN=VIH or VIL

I

OUT

 ≤ 20 µA

2.0

4.5

6.0

0.1

VIN=VIH or VIL

I

OUT

 ≤ 4.0 mA

I

OUT

 ≤ 5.2 mA

4.5

6.0

0.26

0.33

0.4

IIN

Maximum Input

Leakage Current

VIN=VCC or GND

6.0

±0.1

±1.0

µA

ICC

Maximum Quiescent

Supply Current

(per Package)

VIN=VCC or GND

IOUT=0

µA

6.0

8.0

160

µA

FUNCTION TABLE

Inputs

Mode

CPU

CPD

Reset(Asyn.)

Preset(Asyn.)

No Count

Count Up

Count Down

No Count

X = don’t care

The IN74HC192 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:

TCU = Q0

• Q

• CP

TCD = Q0

• Q

• CP

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