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Re: [N8VEM: 14655] Re: Which 8255 variant to use?

To: "n8...@googlegroups.com" <n8...@googlegroups.com>
Subject: Re: [N8VEM: 14655] Re: Which 8255 variant to use?
From: Paul Anderson <wacky...@gmail.com>
Date: Mon, 17 Sep 2012 18:19:06 -0400
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References: <1D23E151-06CA-455E-B3EC-42FB501BC00B@gmail.com> <39f9331a-972c-4881-a653-91d0e1eb1c03@rg9g2000pbc.googlegroups.com>

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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Follow-Ups:
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References:
- Which 8255 variant to use?
  - From: Paul Anderson <wacky...@gmail.com>
- Re: Which 8255 variant to use?
  - From: Sergey <skis...@gmail.com>

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