[Coco] Re: [Color Computer] I.C. Identification
Dave
dx375 at hotmail.com
Fri Aug 26 09:33:22 EDT 2005
Mike , it seems they are the original 4K ram modules for the CoCo 1.
Cheers Dave
--- In ColorComputer at yahoogroups.com, Mike Pepe <lamune at d...> wrote:
> Definitely memory chips. Not sure if they're 4,16,32, or 64k
though.
> Someone with a service manual handy can no doubt find them.
>
> Dave wrote:
> > I have eight I.C.'s from Tandy / Motorolla that are 16 pin dip
and
> > ceramic with gold tops.
> >
> > They look mil-spec in construction.
> >
> > Silkscreen reads SMC90142L 8040330 8221
> >
> > These are odd as they contain both the Tandy and Motorola
symbols also.
> >
> > Any ideas?
> >
> > Cheers Dave
> >
> >
> >
> >
> >
> >
> > Brought to you by the 6809, the 6803 and their cousins!
> > Yahoo! Groups Links
> >
> >
> >
> >
> >
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