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U74AC244

OCTAL BUFFERS/DRIVERS WITH 3-STATE OUTPUTS

Unisonic Technologies 

U74AC244

CMOS IC

„ ABSOLUTE MAXIMUM RATING (TA =25°C , unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

Supply Voltage

VCC

-0.5~7

V

Input Voltage

VIN

-0.5~VCC +0.5

V

Output Voltage

VOUT

-0.5~VCC +0.5

V

Input Clamp Current (VIN<0, or VIN>VCC)

IIK

±20

mA

Output Clamp Current (VOUT<0, or VOUT>VCC)

IOK

±20

mA

Output Current

IOUT

±50

mA

VCC or GND Current

ICC

±200

mA

Storage Temperature

TSTG

-65 ~ +150

°C

Notes: 1. The input and output voltage ratings may be exceeded if the input and output current ratings are observed.

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.

„ THERMAL DATA

PARAMETER

Junction to Ambient

SYMBOL

θJA

„ RECOMMENDED OPERATING CONDITIONS

RATING

85

UNIT

°C/W

PARAMETER

Supply Voltage

High-Level Input Voltage

Low-Level Input Voltage

Input Voltage

Output Voltage

High-level Output Current

Low-level Output Current

Input Transition Rise or Fall Rate

Operating Temperature

SYMBOL

VCC

VIH

VIL

VIN

VOUT

IOH

IOL

Δt/Δv

TA

TEST CONDITIONS

VCC = 3V

VCC = 4.5V

VCC = 5.5V

VCC = 3V

VCC = 4.5V

VCC = 5.5V

VCC=3V

VCC=4.5V

VCC=5.5V

VCC=3V

VCC=4.5V

VCC=5.5V

MIN MAX UNIT

2

6

V

2.1

3.15

V

3.85

0.9

1.35 V

1.65

0

VCC

V

0

VCC

V

-12

-24 mA

-24

12

24 mA

24

8 ns/V

-40

85

°C

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

3 of 6

QW-R502-784.A

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