[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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