On Sun, 6 Sep 2015, Jay West wrote:
> Here's a non-exhaustive but useful list of compatible parts for each:
>
> 4K parts
> Signetics N82S141
> Harris 7641
> MMI 6341
You can add National 74S474 to this group. I've tried it, and they
work.
Mike Loewen mloewen at cpumagic.scol.pa.us
Old Technology http://q7.neurotica.com/Oldtech/