74HC4510 View Datasheet(PDF) - Philips Electronics

Part Name

Description

MFG CO.

74HC4510

BCD up/down counter

Philips Electronics 

Philips Semiconductors

BCD up/down counter

Product specification

74HC/HCT4510

FUNCTION TABLE

MR PL UP/DN CE CP

L

HX

L

LX

L

LL

L

LH

H

XX

XX

HX

L

↑

L↑

XX

Notes

1. H = HIGH voltage level

L = LOW voltage level

X = don’t care

↑ = LOW-to-HIGH clock transition

MODE

parallel load

no change

count down

count up

reset

Fig.4 Functional diagram.

December 1990

Fig.5 Timing diagram.

4

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