What about using an open collector buffer like the 7407 or its more modern
variants?

On Thu, Sep 18, 2014 at 12:13 PM, Bob Blick <bobblick@ftml.net> wrote:

> I'm worried now that TI is the only one making the CD40109 that soon
> they will quit too.
>
> It's a low-to-high voltage translator and being old-style CMOS it works
> from 3 to 15 volts.
>
> So I'm looking for equivalents. Don't need great power or speed. But I
> do need 3.3 volts on the input and at least 8 volts on the output side.
>
> Thanks, Bob
>
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