Re: Which 8255 variant to use?

[Sergey <skis...@gmail.com>]

Yes, and their official distributors still sell them. Check Mouser or
Avnet Express...

Thanks,
Sergey

On Sep 17, 3:19 pm, Paul Anderson <wacky...@gmail.com> wrote:
> I just noticed, it looks like intersil is still manufacturing an 82c55:
>
> http://datasheet.octopart.com/CS82C55AZ-Intersil-datasheet-10211.pdf
>
> --------
> Paul Anderson -- VE3HOP
>
> On 2012-09-17, at 12:57 PM, Sergey <skis...@gmail.com> wrote:
>
>
>
>
>
>
>
> > 82C55 :-)
>
> > This is a CMOS version, it is rated for operation at up to 8 MHz.
> > 8255A is a NMOS part, that will work at 5 MHz, while consuming much
> > more power than CMOS part.
>
> > Thanks,
> > Sergey
>
> > On Sep 17, 8:36 am, Paul Anderson <wacky...@gmail.com> wrote:
> >> I'm building the n8-2312 board, and I'm looking at the Unicorn Electronics site. They have a couple variants of the 8255 - 8255A, 82C55, etc. Which variant should I go for?
>
> >> --------
> >> Paul Anderson -- VE3HOP
>
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