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N74ALS30AN

8-Input NAND gate

Philips Electronics 

Philips Semiconductors

8-input NAND gate

Product specification

74ALS30A

AC ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

tPLH

Propagation delay

tPHL

A, B, C, D, E, F, G, H to nY

AC WAVEFORMS

For all waveforms, VM = 1.3V.

TEST CONDITION

Waveform 1

LIMITS

Tamb = 0°C to +70°C

VCC = +5.0V ± 10%

CL = 50pF, RL = 500Ω

MIN

MAX

2.0

8.0

3.0

10.0

UNIT

ns

A, B, C, D,

E, F, G, H

Y

VM

tPHL

VM

tPLH

VM

VM

SC00032

Waveform 1. Propagation Delay for Data to Output

TEST CIRCUIT AND WAVEFORMS

VCC

VIN

PULSE

GENERATOR

VOUT

D.U.T.

RT

CL RL

Test Circuit for Totem-pole Outputs

90%

NEGATIVE

PULSE

POSITIVE

PULSE

10%

tw

VM

10%

tTHL (tff)

VM

10%

tTLH (tr )

tTLH (tr )

90%

VM

tw

tTHL (tf )

90%

VM

90%

AMP (V)

0.3V

AMP (V)

10%

0.3V

DEFINITIONS:

RL = Load resistor;

see AC electrical characteristics for value.

CL = Load capacitance includes jig and probe capacitance;

see AC electrical characteristics for value.

RT = Termination resistance should be equal to ZOUT of

pulse generators.

Input Pulse Definition

INPUT PULSE REQUIREMENTS

Family

Amplitude VM Rep.Rate tw tTLH

74ALS 3.5V 1.3V 1MHz 500ns 2.0ns

tTHL

2.0ns

SC00005

1991 Feb 08

4

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