U74AHC3G14 datasheet(3/6 Pages) UTC

Part #	U74AHC3G14

Description	INVERTING SCHMITT TRIGGER

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Manufacturer	UTC [Unisonic Technologies]

Direct Link	http://www.utc-ic.com

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U74AHC3G14

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 6

www.unisonic.com.tw

QW-R502-686.A

ABSOLUTE MAXIMUM RATING (unless otherwise specified)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VCC

-0.5~7.0

V

Input Voltage

VIN

-0.5~7.0

V

Output Voltage

VOUT

0~VCC

V

Input Diode Current (VI < -0.5V)

IIK

-20

mA

Output Diode Current (VO < -0.5V or VO > VCC + 0.5V)

IOK

±20

mA

Output source or sink current (-0.5V < VO < VCC + 0.5V)

IOUT

±25

mA

VCC or GND Current

ICC

±75

mA

Power Dissipation

PD

250

mW

Storage Temperature

TSTG

-65 ~ +150

°C

Note: 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.

RECOMMENDED OPERATING COMDITIONS

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

Supply Voltage

VCC

2.0

5.0

5.5

V

Input Voltage

VI

0

5.5

V

Output Voltage

VO

0

VCC

Operating Temperature

TA

-40

+25

+125

°C

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

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

High-Level Output Voltage

VOH

IOH = -50 μA, VCC = 2.0V

1.9

2.0

V

IOH = -50 μA, VCC = 3.0V

2.9

3.0

IOH = -50 μA, VCC = 4.5V

4.4

4.5

IOH = -4.0 mA, VCC = 3.0V

2.58

IOH = -8.0 mA, VCC = 4.5V

3.94

Low-Level Output Voltage

VOL

IOH = 50 μA, VCC = 2.0V

0

0.1

V

IOH = 50 μA, VCC = 3.0V

0

0.1

IOH = 50 μA, VCC = 4.5V

0

0.1

IOH = 4.0 mA, VCC = 3.0V

0.36

IOH = 8.0 mA, VCC = 4.5V

0.36

Input Leakage Current

II(LEAK)

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

0.1

μA

Quiescent Supply Current

ICC

VIN = VCC or GND, IOUT = 0

1.0

μA

Input Capacitance

CIN

1.5

10

pF

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

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Positive-Going Threshold

VT+

VCC = 3.0V

-

2.2

V

VCC = 4.5V

-

3.15

VCC = 5.5V

-

3.85

Negative-Going Threshold

VT-

VCC = 3.0V

0.9

-

V

VCC = 4.5V

1.35

-

VCC = 5.5V

1.65

-

Hysteresis (VT+ - VT-)

VH

VCC = 3.0V

0.3

-

1.2

V

VCC = 4.5V

0.4

-

1.4

VCC = 5.5V

0.5

-

1.6

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