Help identifying IC

Ethan Dicks ethan.dicks at
Sun Jan 21 01:03:34 CST 2018

On Sat, Jan 20, 2018 at 9:06 PM, Josh Dersch via cctalk
<cctalk at> wrote:
> Hi all --
> I picked up this little toy at VCF West last summer:


> As far as I can tell, it's supposed to be a clock

Sure looks like one.

> Can't find anything about this item at all.  At the moment I'm curious what
> the 28-pin IC at the top is

There are a number of 28-pin clock ICs from the era...


MM5313 / MM5315

I'm sure there are more.


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