LisaList2

General Category => Files => Lisa Components => Topic started by: sigma7 on September 27, 2023, 02:27:16 AM

Title: MMU Static RAM - IMS1420 / MBM2148
Post by: sigma7 on September 27, 2023, 02:27:16 AM
The custom design of the Memory Management Unit on the Lisa CPU board uses three high speed (55ns) 1024x4 SRAM chips.

These may be IMS1420-55, MBM2148-55 or equivalent parts.