Re: [OT] sdram info needed
Don't know if this helps, but.....
http://www.micron.com/products/datasheet.jsp?path=/DRAM/EDO+FPM
gertie at visionsix.com wrote:
>
>On 27 Mar 2003, at 10:12, rudy toews wrote:
>
>
>>gertie at visionsix.com wrote:
>>
>>
>>>Does anyone have a schematic on how to make a commonly available
>>>generic dimm sdram/edo look like a plain olde static ram? With 3gigs of
>>>data, at 60ns/access/byte, it will take 3 minutes to bruteforce search
>>>it, and
>>>obviously using software on top of an OS will take considerably longer.
>>>I am
>>>thinking of reviving a 20yr old idea, which wasn't useable back when
>>>dram
>>>came in 16Kx1 chips and was $1500/megabyte. But to make it work, i need
>>>to use the mass produced and much cheaper computer memory forms,
>>>which i am lacking info on. Online references or available book sources
>>>welcome.
>>>
>>>Unless someone has 10,000's of 3 to 10 gigs of the olde dip chips they
>>>want
>>>to get rid of?
>>>
>>>Thanks,
>>>Kat
>>>
>>>
>>hi Kat
>>now i am curious. i think i still have some old manuals for memory
>>boards. i started computing with an S100 system (cromemco)(pre-ibm pc)
>>and had added a 'ram drive' to it. is that your project?
>>i had bought the ram drive already assembled.
>>
>>
>I remember the S100 stuff, but i never had one myself. I did have a ZX80,
>VIc20 and C64. The C64 still works fine. I have books on chips like the 6116,
>and others of that era. For massive memory those chips are still far too
>expensive, in parts cost and assembly time and power use. I expect i will be
>using the smallest simm or dimm modules i can reasonably get. I am more
>interested in width than depth of the memory. I don't have books on the
>simms or dimms, or application notes and gotchas.
>
>Kat
>
>
>
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>
--
Don't worry about people stealing your ideas. If your ideas are any good, you'll
have to ram them down people's throats.
-- Howard Aiken
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