U74AHCT157

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 6

www.unisonic.com.tw

QW-R502-652.A

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage Range

-0.5~7

V

Input Voltage Range

-0.5~7

V

Output Voltage Range

V

-20

mA

±20

mA

Output Current

±25

mA

±50

mA

Storage Temperature

-65 ~ +150

°C

2. 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 COMDITIONS

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

4.5 ~ 5.5

V

High-Level Input Voltage

2

V

Low-Level Input Voltage

0.8

V

Input Voltage

0 ~ 5.5

V

Output Voltage

V

High-Level Output Current

-8

mA

Low-Level Output Current

8

mA

Input Rise or Fall Times

Δt/Δv

20

ns/V

Operating Temperature

-40 ~ 85

℃

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

4.4

4.5

Output Voltage High-Level

3.94

V

0.1

Output Voltage Low-Level

0.36

V

Input Leakage Current

±0.1

μA

　

Quiescent Supply Current

2

μA

　

Additional quiescent supply current

Δ

1.35

mA

Input Capacitance

2

10

pF