> On Jul 17, 2019, at 1:20 AM, Paul Birkel <pbir...@gmail.com> wrote: > From some notes (origin misplaced!) you'll need a typical access time of > 40ns from address, or 20ns from /CS: Thank you! That rules out using a 70ns EEPROM, then. I think I have a line on most of the bootstrap PROMs that I will need, but I'm still interested in the general problem of replacing defective bipolar PROMs and making new ones, when I can't just order blanks from Digi-Key. -- Mark J. Blair, NF6X <n...@nf6x.net> http://www.nf6x.net/
- DEC Purchase Specifications, particularly 23-000A... Mark J. Blair via cctalk
- Re: DEC Purchase Specifications, particularl... Bill Degnan via cctalk
- Re: DEC Purchase Specifications, particu... Bob Smith via cctalk
- RE: DEC Purchase Specifications, particularl... Paul Birkel via cctalk
- Re: DEC Purchase Specifications, particu... Mark J. Blair via cctalk
- Re: DEC Purchase Specifications, par... Eric Smith via cctalk
- Re: DEC Purchase Specifications,... Bob Smith via cctalk
- Re: DEC Purchase Specificat... Eric Smith via cctalk
- Re: DEC Purchase Specif... Mark J. Blair via cctalk
- Re: DEC Purchase Specificat... Mark J. Blair via cctalk