74AHC30PW Просмотр технического описания (PDF) - Philips Electronics

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74AHC30PW

8-input NAND gate

Philips Electronics 

Philips Semiconductors

8-input NAND gate

AC WAVEFORMS

Product specification

74AHC30; 74AHCT30

handbookA, h,aBlfp, aCg,eD,

E, F, G, H

input

Y output

VM

t PHL

VM

t PLH

MNA491

FAMILY

AHC

AHCT

VI INPUT

REQUIREMENTS

GND to VCC

GND to 3.0 V

VM

INPUT

50% VCC

1.5 V

VM

OUTPUT

50% VCC

50% VCC

Fig.5 The input (A, B, C, D, E, F, G and H) to output (Y) propagation delays.

handbook, full pagewidth

VI

PULSE

GENERATOR

VCC

VO

D.U.T.

RT

S1

1000 Ω

VCC

open

GND

CL

MNA183

TEST

tPLH/tPHL

tPLZ/tPZL

tPHZ/tPZH

S1

open

VCC

GND

1999 Nov 30

Definitions for test circuit:

CL = load capacitance including jig and probe capacitance (See Chapter “AC characteristics”);

RT = termination resistance should be equal to the output impedance Zo of the pulse generator.

Fig.6 Test circuitry for switching times.

9

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