U74ACT32

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 4

www.unisonic.com.tw

QW-R126-051.C



ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified) (Note 2)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VCC

-0.5 ~ 7.0

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 (VOUT=0V ~ VCC)

IOUT

±50

mA

VCC or GND Current

ICC

±200

mA

Storage Temperature

TSTG

-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 (TA=25°C, unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VCC

4.5 ~ 5.5

V

Input Voltage

VIN

0 ~ VCC

V

Output Voltage

VOUT

0 ~ VCC

V

Input Transition Rise or Fall Rate

∆t/∆v

8

ns/V

Operating Temperature

TA

-40 ~ +125

°C

Note: All unused inputs of the device must be held at VCC or GND to ensure proper device operation.



ELECTRICAL CHARACTERISTICS (TA=25°C, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

High Level Input Voltage

VIH

VCC=4.5~5.5V

2

V

Low Level Input Voltage

VIL

VCC=4.5~5.5V

0.8

V

High-Level Output Voltage

VOH

VCC=4.5V

IOH=-24mA

3.86

V

IOH=-50μA

4.4

V

VCC=5.5V

IOH=-24mA

4.86

V

IOH=-50μA

5.4

V

Low-Level Output Voltage

VOL

VCC=4.5V

IOL=24mA

0.36

V

IOL=50μA

0.001

0.1

V

VCC=5.5V

IOL=24mA

3.6

V

IOL=50μA

0.001

0.1

V

Input Leakage Current

II(LEAK)

VCC=5.5V, VIN=VCC or GND

±0.1

μA

Quiescent Supply Current

IQ

VCC=5.5V, VIN=VCC or GND, IOUT=0A

2

μA

Additional Quiescent Supply

Current Per Input Pin

∆IQ

VCC=5.5V, One input at 3.4V, Other

inputs at VCC or GND

0.6

mA

Input Capacitance

CIN

VCC= 5V, VIN= VCC or GND

2.6

pF



SWITCHING CHARACTERISTICS (TA=25°C, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Propagation delay from input

(A or B) to output(Y)

tPLH / tPHL VCC=5V±0.5V, CL=50pF, RL=500Ω

1.0

6.5

9.0

ns



OPERATING CHARACTERISTICS (TA=25°C, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Power Dissipation

Capacitance

CPD

VCC=5.0V, CL=50pF, f=10MHZ,

40

pF

Notes: 1. CPD is used to determine the dynamic power consumption, per inverter.

2. PD = VCC

2 fi (CPD + CL) where fi = Input Frequency, CL = Output Load Capacitance, VCC = Supply Voltage.