Core memory emulator using non volatile ram.

Bob Rosenbloom bobalan at
Sat Dec 15 10:43:32 CST 2018

On 12/15/2018 1:22 AM, Rod G8DGR via cctalk wrote:
> I have an idea to produce an MM-8  clone using RAM that acts like core when turned off.
> Can anybody suggest a chip that will do this?
> Rod Smallwood
> Sent from Mail for Windows 10
I used Everspin MRAM chips for my PDP-8e memory cards. It's just like 
SRAM, fast at 35 ns, and unlimited read/write endurance.
Only drawback is it's 3.3 volts only. I just used level converters. It's 
a magnetoresistive memory, feels just like core.
$12 for a 64K x 16 chip at Digikey.


Vintage computers and electronics

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