The picture showed a 28 pin device, so it's probably at least 64 Kbits.

Cheers,

Bob

On Mon, Feb 4, 2013, at 12:56 PM, Barry Gershenfeld wrote:
> ROMs for those games matched up with the 24-pin EPROMS of the day.  2716
> would be a good starting guess.  If it's still in the circuit you can
> deduce the details of the pinout.  If you want to read it out, you can
> hook
> it up as a 2732 and if you've got the smaller part you will just get two
> copies of the same file.

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