U74LVC244

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 6

www.unisonic.com.tw

QW-R502-245.C

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

-0.5~6.5

V

Input Voltage

-0.5~ 6.5

V

Voltage applied to output in high-impedance or power-off state

-0.5~6.5

Voltage applied to output in high or low state

V

Input Clamp Current

-50

mA

Output Clamp Current

-50

mA

Output Current

±50

mA

±100

mA

SOP-20

500

Power dissipation

TSSOP-20

450

mW

SOP-20

7

Derate above Ta>60°C

TSSOP-20

6.1

mW/K

Operating Temperature

-40~ +125

°C

Storage Temperature

-65 ~ +150

°C

Note: 1.

2.

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

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

Operating

1.65

3.6

V

Supply Voltage

Data retention only

1.5

V

Input Voltage

0

5.5

V

Output Voltage

0

V

V

1.7

V

High-Level Input Voltage

2

V

V

0.7

V

Low-Level Input Voltage

0.8

V

-4

mA

-8

mA

-12

mA

High-Level Output Current

-24

mA

4

mA

8

mA

12

mA

Low-Level Output Current

24

mA