I'd assume 0.5mhz -- I have a plain 8008 (not 8008-1). -----Original Message----- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of dwight Sent: Friday, January 20, 2017 4:53 PM To: General Discussion: On-Topic and Off-Topic Posts <cctalk@classiccmp.org> Subject: Re: Compatibility of 1101A and 1101A1
What clock rate are you using? Dwight ________________________________ From: cctalk <cctalk-boun...@classiccmp.org> on behalf of Brad H <vintagecompu...@bettercomputing.net> Sent: Friday, January 20, 2017 4:24:26 PM To: dst...@execulink.com; General Discussion: On-Topic and Off-Topic Posts Subject: Re: Compatibility of 1101A and 1101A1 Ok. I'm assuming they can work together then? I have scoured the net and found a couple of pics of mark-8 boards with a mix of 1101a and 1101a1.. or maybe thats why they werent working? :) Sent from my Samsung device -------- Original message -------- From: dst...@execulink.com Date: 2017-01-20 2:54 PM (GMT-08:00) To: cctalk@classiccmp.org Subject: Re: Compatibility of 1101A and 1101A1 On Fri Jan 20 15:19:24 2017 vintagecompu...@bettercomputing.net (Brad H) wrote: > > I have some C1101A RAMs I was planning to use in my Mark-8 project. > I'm having trouble finding more, as previously mentioned because the > price has shot up so much. I'm wondering, I'm finding lots of P1101A1 > RAMs with the correct date codes.. are those compatible with > C1101A/P1101A? I don't understand what the 1 at the end signifies. > According to my TI manual the 1101A is 1500 ns while the A1 is 1000 ns.
