14 Aug
2006
14 Aug
'06
9:14 p.m.
From: "Ethan Dicks" <ethan.dicks at gmail.com>
On 8/15/06, woodelf <bfranchuk at jetnet.ab.ca>
wrote:
That's just what I had in mind :-). (I was thinking to design for the
SRAM and let people substitute the NVRAM if they wanted.)
Vince
If you use 2167's ( 16k x 1 ) ram's
you can have 16k of memory ( 12 chips ) for
about $25 not counting glue logic and other stuff.
Why not use a pair of 62256s? 32Kx16 and ignore 4 bits. It'd even be
easy to use a Dallas DS1210 or something like it to provide battery
backup.