February 21, 2013
K565RU5 : Weekend die-shot
K565RU5 (pin-compatible to 4164 DRAM chip) - 64
DRAM chip, heart of most of amateur computers made in late soviet times and early 90's. There was also RU7 chip (256 Kib) but it was hard to buy.
Die size 5645x2612 µm.