Next EPROM Question - Sizes

Roy J. Tellason rtellason at verizon.net
Mon Sep 17 10:13:43 CDT 2007


On Monday 17 September 2007 02:00, Dave McGuire wrote:
> On Sep 16, 2007, at 10:34 PM, Zane H. Healy wrote:
> > I was happy to find earlier today that while I gave away most of my
> > tubes of chips and other parts about 3 years ago as I wasn't doing
> > anything with chips, I still have a 4 partial tubes of 27256's and
> > 27C256's.  IIRC, thankfully I'd thought they might be useful to
> > hang onto.
> >
> > So the question of the minute is this, is it possible to substitute
> > a 27C256 for a smaller 27C128?
>
>    This may help:
>
>    http://www.neurotica.com/misc/eprom.png
>
>    I don't recall where I got it, but it has been *extremely* handy.
> Whoever drew it had a damn good idea there.
>
>           -Dave

Yes indeed!   The closest I came to that was drawing the pinouts of a bunch of 
them on the same page,  along with some bytewide RAM parts...

-- 
Member of the toughest, meanest, deadliest, most unrelenting -- and
ablest -- form of life in this section of space,  a critter that can
be killed but can't be tamed.  --Robert A. Heinlein, "The Puppet Masters"
-
Information is more dangerous than cannon to a society ruled by lies. --James 
M Dakin




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