DM74ALS169BN Ver la hoja de datos (PDF) - Fairchild Semiconductor

Número de pieza

componentes Descripción

Fabricante

DM74ALS169BN

Synchronous Four-Bit Up/Down Counters

Fairchild Semiconductor 

Connection Diagram

Mode Select Table

LOAD EP

ET

U/D

Action on Rising

Clock Edge

L

X

X

X Load (Pn → Qn)

H

L

L

H Count Up (Increment)

H

L

L

L Count Down (Decrement)

H

H

X

X No Change (Hold)

H

X

H

X No Change (Hold)

State Diagram

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