Model 100 RAM

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Francesco Messineo module

https://drive.google.com/folderview?id=1rF_nFrhEnfzX1KegC4IFeMjA82ylhO0f

NEC module

There was an NEC module on ebay for a while. These work in Model 100.

http://ebay.com/itm/251666092812 (sold out now)

Pics https://goo.gl/photos/gGVSWwGiv9NSwveR7

If someone wants to clone the design, I have a few of these and can send you one.

8k (8,192-word) × 8-bit Static RAM

Components:
NEC D4364G-15L
http://www.electronicbeetle.eu/beetle/ICS/memory/RAM%20SRAM/SRAM%2008kx8%20Module%20D4364G-15L.pdf

TIHC148 is probably 74HC148 manufactured by Texas Instruments

Length 36mm / 1.42"
Width 22mm / 0.87"
row spacing 19mm / 0.74"
pin pitch 2.54mm / 0.1"

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