Sorting through the workshop spare parts drawers and ...
Oh My! I haven't seen one of these for years ... I used to work for a Mitsubishi distributor and although I don't remember all that much these days, I remember these!
I would imagine only someone who is refurbishing OLD equipment would need one of these LSI chips (or have a museum of old chips ... who doesn't?)
This is a NEW device but yes, very dated ...
MITSUBISHI ELECTRIC LSI Device
Made in Japan
Type: M5L8279P-5
Programmable Keyboard & 7 Segment Display Interface)
Designed to "talk with" processors such as the 8085 (Remember them?)


Stored and supplied embedded in ESD foam, to keep the legs protected.
NEW
Exactly as described