Yes, your're right: higher than CMOS, I was too high. On Mon, Dec 12, 2011 at 10:53 AM, Hal Murray <[email protected]>wrote:
> > > Better use 74HC or 74HCT parts, the 74F should be TTL FAST parts that > > require high input current to be driven correctly. > > HC/HCT are pretty slow. I'd carefully check the data sheet timings before > substituting for AC. > > Yes, F/FAST requires some input current, but I wouldn't call it "high". > It's > higher than CMOS but might work in some cases. Again, check the data > sheets. > (Or try it for a low volume project.) > > > > -- > These are my opinions, not necessarily my employer's. I hate spam. > > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
