U74HC148

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 6

www.unisonic.com.tw

QW-R126-045.A



ABSOLUTE MAXIMUM RATING

PARAMETER

SYMBOL

CONDITIONS

RATINGS

UNIT

Supply Voltage

-0.5 ~ +7.0

V

Input Voltage

V

Output Voltage

Active Mode

V

Current

±50

mA

Continuous Output Current

±25

mA

Input Clamp Current (Note 2)

±20

mA

Output Clamp Current

(Note 2)

±20

mA

Storage Temperature Range

-65 ~ +150

°C

Notes: 1. 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.

2. The input and output voltage ratings may be exceeded if the input and output current ratings are observed.



RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage

2.0

5.0

6.0

V

Input Voltage

0

V

Output Voltage

0

V

Operating Temperature

-40

85

°C

1000

ns

500

ns

Input Transition Rise or Fall

Rate

∆t/∆v

400

ns



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

4.498

V

5.9

5.998

V

3.98

V

High-Level Output Voltage

5.48

V

0.002

0.1

V

0.001

0.1

V

0.001

0.1

V

0.26

V

Low-Level Output Voltage

0.26

V

Input Leakage Current

±0.1

μA

Quiescent Supply Current

8

μA

Input Capacitance

3

10

pF