74AHC08 데이터 시트보기 (PDF) - Philips Electronics

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74AHC08

Quad 2-input AND gate

Philips Electronics 

Philips Semiconductors

Quad 2-input AND gate

AC WAVEFORMS

Product specification

74AHC08; 74AHCT08

handbook, halfpage VI

nA, nB INPUT

GND

VOH

nY OUTPUT

VOL

VM(1)

tPHL

VM(1)

tPLH

MNA224

FAMILY

74AHC

74AHCT

VI INPUT

REQUIREMENTS

GND to VCC

GND to 3.0 V

VM(1)

INPUT

50% VCC

1.5 V

VM(1)

OUTPUT

50% VCC

50% VCC

Fig.5 The input (nA, nB) to output (nY) propagation delays.

handbook, full pagewidth

PULSE

VI

GENERATOR

VCC

VO

D.U.T.

RT

S1

1000 Ω

VCC

open

GND

CL

MNA225

TEST

tPLH/tPHL

tPLZ/tPZL

tPHZ/tPZH

S1

open

VCC

GND

1999 Sep 24

Fig.6 Load circuitry for switching times.

8

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