RE: 3v drivers on 5v busses

["John R Pierce" <pierce@scruznet.com>]

Noam Halevy wrote...
> andy ingraham wrote...
>> And of course, the 3V OUTPUTS (not just the inputs) must be 5V tolerant.

>> The usual CMOS driver doesn't work.

>What happens if you don't want to make the on-chip drivers 5V tolerant ?
>Is there a simple way to connect such a chip to a 5V bus with some
(minimal)
>external buffering ?

Me thinks timing wise external drivers would be verboten.

-jrp

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