RTL Logic

From: Paul Koning <pkoning_at_equallogic.com>
Date: Tue Jan 11 08:32:57 2005

>>>>> "Dwight" == Dwight K Elvey <dwight.elvey_at_amd.com> writes:

 Dwight> Hi 4000 series is good to around 15 volts someplace as I
 Dwight> recall. I don't remember how low it goes but it seems like
 Dwight> 2.5v someplace. It does run slower at lower voltages and
 Dwight> even at 5 volts, it is really slow for logic. It really
 Dwight> depends on the application.

True, though RTL is pretty slow too, so 4000 series CMOS might fit
well in that respect.

On the other hand, RTL logic thresholds for a given Vcc are likely to
differ from CMOS thresholds, and that would be a trouble area.

Received on Tue Jan 11 2005 - 08:32:57 GMT

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