U74HC244

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 5

www.unisonic.com.tw

QW-R502-196.D



PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

-0.5~7

V

Input Clamp Current

±20

mA

Output Clamp Current

±20

mA

Output Current

±35

mA

±70

mA

Storage Temperature

-65 ~ +150

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.



RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage

2

6

V

Input Voltage

0

V

Output Voltage

0

V

1000

ns

500

ns

Input Rise or Fall Times

400

ns

Operating Temperature

-40

85

°C



PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

1.5

V

3.15

V

High-Level Input Voltage

4.2

V

0.5

V

1.35

V

Low-Level Input Voltage

1.8

V

1.9

1.998

V

4.4

4.499

V

5.9

5.999

V

3.98

4.3

V

High-Level Output Voltage

5.48

5.8

V

0.002

0.1

V

0.001

0.1

V

0.001

0.1

V

0.17

0.26

V

Low-Level Output Voltage

0.15

0.26

V

Input Leakage Current

±100

nA

Output OFF-State Current

±0.5

μA

Quiescent Supply Current

8

μA

Input Capacitance

3

10

pF