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7/24/2019 Contador - electronica digital

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2016

REPÚBLICA BOLIVARIANA DE VENEZUELA

INSTITUTO UNIVERSITARIO POLITÉCNICO

“SANTIAGO MARIÑO”

ESCUELA DE INGENIERÍA DE SISTEMAS

EXTENSIÓN MATURÍN

Gleyve! L"#$%

&e%'% Al(e)e

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Funcionamiento del circuito integrado 555:

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Circuito integrado 7490:

Circuito TTL 7490

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%(%!e+" )e/(+"l4

Circuito integrado 7448:



Circuito TTL 7448

El /(/'(!$ (*!e#")$ 9::; $ %'30"+(l(" 9:LS:;8 9::;8 9:S:;8 9:CT:;844 e% '* /(/'(!$

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/(/'(!$ (*!e#")$ 7447

¿Qué es la Resistencia eléctrica

C'"*)$ '* /'e.$ +"!e("l e% %$+e!()$ " '*" )(0ee*/(" )e .$!e*/("l e*!e )$% )e %'% .'*!$%8 %e e%!"3le/e '*" C$(e*!e ElJ/!(/" )e '*" )e!e+(*")" +"#*(!')4 L" (*!e*%()") )ee%!" /$(e*!e8 )e.e*)e )e )(ve%$% 0"/!$e%8 "l#'*$% )e ell$% .$.($% )el +"!e("l e*/'e%!(,* y $!$% +<% 3(e* e!e*$%4

http://electronica-teoriaypractica.com/como-funciona-la-resistencia-de-pull-up/


http://electronica-teoriaypractica.com/circuito-7447-ttl/

http://www.rena.edu.ve/TerceraEtapa/Fisica/CorrienteElectrica.html



http://electronica-teoriaypractica.com/circuito-7447-ttl/





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Condensador cer!mico

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Potenci"metro



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#ispla$ de 7 segmentos:

E% '* /$*='*!$ )e 9 le)% /$*e/!")$% y .$%(/($*")$% ".$.(")"+e*!e4 E*/e*)(e*)$ "l#'*$%)e ell$% y "."#"*)$ $!$% .$)e+$% ( 0$+"*)$ )(0ee*!e% *6+e$%4

http://www.areatecnologia.com/Magnitudes-electricas.htm

http://www.areatecnologia.com/Magnitudes-electricas.htm



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