Selectie familii logice/digitale
Inainte de a selecta o anumita familie de circuite integrate digitale/logice puteti gasi utila consultarea tabelului urmator:
TO > ^ FROM |
TTL |
HCT ACT |
HC AC |
HC, AC @3.3V |
NMOS LSI |
4000B, 74C @5V |
4000B, 74C @10V |
TTL | OK | OK | A | OK | OK | A | B |
HCT ACT |
OK | OK | OK | NO | OK | OK | B |
HC AC |
OK | OK | OK | NO | OK | OK | B |
HC, AC @3.3V |
OK | OK | NO | OK | OK | B | B |
NMOS LSI |
OK | OK | A | OK | OK | A | B |
4000B, 74C @5V |
OKa | OK | OK | NO | OK | OK | B |
4000B, 74C @10V |
C | C | C | C | C | C | OK |
(a) with limited fanout. |
A - pullup to +5V, or use HCT as interface. |
B - use: 1) OC pullup to +10V, or 2) 40109, 14504, or LTC1045 level translator. |
C - use: 74C901/2, 4049/50, 14504, or LTC1045 level translator. |
|
Obs: pentru mai multe date consultati pdf-urile disponibile la link urmator:
http://www.adelaida.ro/cataloage-selectie-cid-circuite-integrate-digitale.html
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