Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
This is a russian parts. Analog of K155PE3 is a S8223. You can find something on hxxp://www.chipinfo.ru/dsheets/ic/155/re3.html. May be I have some info about KP556PT but it is a hardcopy. And finally for KC573P there is a missing letters - it must be something like 573PY5. You must check carefully.