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Saturn ram replacement ICs
tiberiu - Oct 10, 2025
   tiberiu Oct 10, 2025 
The ram chips for sega saturn are hard to find.
1. For work ram high (IC3 and IC4) and sprite character ram (IC11) it uses HM5241605TT-17
Can i replace it with IC42S16100-7T? If i solder it without any pin lifting, A11(new)->A9(old), A10(new)->A8(old). I will also connect A9(new) and A8(new) to gnd. Will that work?
EDIT: i've just tested it for IC11 in a console with super dark screen. I can't see much, but it seems that it works.
2. Any idea for replacemnets for HM5221605TT-17 (IC12/13/15/16)?