[Coco] 1megx8 SRAM Chips Source
afra at aurigae.demon.co.uk
Wed Nov 17 14:59:25 EST 2010
On 17/11/2010 18:37, jdaggett at gate.net wrote:
> 55nS will be fast enough if you are trying to build an SRAM board and use the CAS/RAS
> signals off the GIME to implement a 512k/2Meg SRAM board. The GIME chip is geared for
> 150nS DRAMs, so 55 nS SRAM should be fast enough.
Indeed I think one of my Dragons has 200ns chips in, but then that only
runs at the same speed as the CoCo 1/2 though never had any probs
running it in AD mode :)
Phill Harvey-Smith, Programmer, Hardware hacker, and general eccentric !
"You can twist perceptions, but reality won't budge" -- Rush.
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