MC74HC161A, MC74HC163A

http://onsemi.com

4

VCC

Guaranteed Limit

Symbol

Parameter

Test Conditions

VCC

V

–55 to 25

_C

v 85_C

v 125_C

Unit

VIH

Minimum High–Level

Input Voltage

Vout = 0.1 V or VCC – 0.1 V

|Iout| v 20 mA

2.0

3.0

4.5

6.0

1.5

2.1

3.15

4.2

1.5

2.1

3.15

4.2

1.5

2.1

3.15

4.2

V

VIL

Maximum Low–Level

Input Voltage

Vout = 0.1 V or VCC – 0.1 V

|Iout| v 20 mA

2.0

3.0

4.5

6.0

0.5

0.9

1.35

1.8

0.5

0.9

1.35

1.8

0.5

0.9

1.35

1.8

V

VOH

Minimum High–Level

Output Voltage

Vin = VIH or VIL

|Iout| v 20 mA

2.0

4.5

6.0

1.9

4.4

5.9

1.9

4.4

5.9

1.9

4.4

5.9

V

Vin = VIH or VIL |Iout| v 3.6 mA

|Iout| v 4.0 mA

|Iout| v 5.2 mA

3.0

4.5

6.0

2.48

3.98

5.48

2.34

3.84

5.34

2.2

3.7

5.2

VOL

Maximum Low–Level

Output Voltage

Vin = VIH or VIL

|Iout| v 20 mA

2.0

4.5

6.0

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

V

Vin = VIH or VIL |Iout| v 3.6 mA

|Iout| v 4.0 mA

|Iout| v 5.2 mA

3.0

4.5

6.0

0.26

0.26

0.26

0.33

0.33

0.33

0.4

0.4

0.4

Iin

Maximum Input

Leakage Current

Vin = VCC or GND

6.0

± 0.1

± 1.0

± 1.0

mA

ICC

Maximum Quiescent

Supply Current

Vin = VCC or GND

Iout = 0 mA

6.0

4.0

40

160

mA

8. Information on typical parametric values can be found in the ON Semiconductor High–Speed CMOS Data Book (DL129/D).