Can anyone program archaic PROMs?

Don Y dgy at DakotaCom.Net
Fri Jun 30 01:14:37 CDT 2006

Chris Pappas wrote:
> Hi,
> I'm sort of stuck.  The place I used to use for programming went out of
> business and I need to have four different programs put onto eight TTL 2K
> (256x8) 20 pin PROMs, two units of each program.
> The PROMs that will work for the application are:
> 	Definitely will work:
> 		NAT 74S471
> 		SIG 82S135

The 82S135 is a pretty common (bipolar) PROM.  I'm sure
you can do it with a Unisite -- probably many other

Where are you located?

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