HEF4527B 데이터 시트보기 (PDF) - Philips Electronics

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HEF4527B

BCD rate multiplier

Philips Electronics 

Philips Semiconductors

BCD rate multiplier

Product specification

HEF4527B

MSI

HEF4527BP(N): 16-lead DIL; plastic

(SOT38-1)

HEF4527BD(F): 16-lead DIL; ceramic (cerdip)

(SOT74)

HEF4527BT(D): 16-lead SO; plastic

(SOT109-1)

( ): Package Designator North America

Fig.2 Pinning diagram.

PINNING

CP

PL

CL

CE

STR

CAS

SA to SD

O1 to O1

TC

TC

clock input

preset to ‘9’ input

counter clear input

count enable input (active LOW)

strobe input

cascade input

rate select inputs

rate outputs

terminal count output (active HIGH)

terminal count output (active LOW)

January 1995

3

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