U74AHCT34L-S14-R datasheet(3/4 Pages) UTC

Part #	U74AHCT34L-S14-R

Description	HEX BUFFER

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Manufacturer	UTC [Unisonic Technologies]

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

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U74AHCT34

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 4

www.unisonic.com.tw

QW-R502-801.A

ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified)(Note 1)

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

VCC

-0.5~7

V

Input Voltage

VIN

-0.5~7

V

Output Voltage(active mode)

VOUT

-0.5~VCC+0.5

V

Input Clamp Current(VI<0)

IIK

-20

mA

Output Clamp Current(VO<0)

IOK

±20

mA

Output Current

IOUT

±25

mA

VCC or GND Current

ICC

±50

mA

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

CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage

VCC

Operating

4.5

5.5

V

Input Voltage

VIN

0

5.5

V

Output Voltage

VOUT

0

VCC

V

High-level Output Current

IOH

VCC=4.5V

-8

mA

Low-level Output Current

IOL

VCC=4.5V

8

mA

Operating Temperature

TA

-40

+85

°C

STATIC CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Positive-Going Input Threshold

Voltage

VIH

VCC =4.5V

2

V

VCC =5.5V

2

Negative-Going Input Threshold

Voltage

VIL

VCC =4.5V

0.8

V

VCC =5.5V

0.8

High-Level Output Voltage

VOH

VCC =4.5V, IOH=-50μA

4.4

V

VCC =4.5V, IOH=-8mA

3.94

Low-Level Output Voltage

VOL

VCC =4.5V, IOL=50μA

0.1

V

VCC =4.5V, IOL=8mA

0.36

Input Leakage Current

II

VCC =0V ~ 5.5V, VI=VCC or GND

±0.1

μA

Quiescent Supply Current

ICC

VCC = 5.5V, VI=5.5V or GND, IO=0

2

μA

Additional Quiescent Supply

Current

ΔICC

VCC = 5.5V, One input at 3.4V,

other inputs at VCC or GND

1.35

mA

Input Capacitance

CI

VCC =3.3V, VI=VCC or GND

4

10

pF

DYNAMIC CHARACTERISTICS (Input: tR, tF≤3ns; PRR≤1MHz)

See Fig. 1 and Fig. 2 for test circuit and waveforms.

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Propagation delay from input

(A) to output(Y)

tPLH/tPHL

VCC=5V±0.5V, CL =15pF

4.7

6.7

ns

VCC=5V±0.5V, CL =50pF

5.5

7.7

OPERATING CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Power Dissipation Capacitance

Cpd

No load, f=1MHz, VCC=5V

14

pF

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