HCF40193 Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

fabricante

HCF40193

PRESETTABLE UP/DOWN COUNTERS (DUAL CLOCK WITH RESET) BINARY TYPE

STMicroelectronics 

LOGIC DIAGRAM

HCF40193B

TRUTH TABLE

CLOCK UP

H

H

X

X

(X) : Don’t Care

CLOCK DOWN

H

H

X

X

PRESET ENABLE

H

H

H

H

L

X

RESET

L

L

L

L

L

H

ACTION

COUNT UP

NO COUNT

COUNT DOWN

NO COUNT

PRESET

RESET

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