May 22, 2014
KR580VM80A - getting ready for reverse engineering : weekend die-shotWe decided to take a closer look at the most popular soviet processor KR580VM80A (first shoot), so that group of enthusiasts (russian only) would be able to recover schematic from it's layout.
A bit more dirt, but less overetch:
Dark field - metal is clearly visible:
Polarized light - metal and vias are visible:
After metallization etch.