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|    comp.sys.tandy    |    Life is dandy cuz you're gettin a Tandy!    |    5,684 messages    |
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|    Message 4,443 of 5,684    |
|    Richard VanHouten to maboytim@gmail.com    |
|    Re: Free MK4564N-20 DRAM's    |
|    30 Jan 07 03:39:04    |
      From: richvh@citlink.net              maboytim@gmail.com wrote:       > Anyone have a use for 16 MK4564N-20 DRAM chips. These are 64kx1, I       > think compatible with 4164's. Genuine Mostek, date code 8341 and       > 8342. Maybe these can be used to upgrade Coco's or Model 4's?       >       > Matt       >       Probably useable in CoCos, but Model 4s are finicky - they only play       nice with 128 cycle refresh chips (without hardware mods), and many       (most) 4164s and compatible chips were 256 cycle refresh. You'd have to       check a datasheet for them to tell which way they refreshed.              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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