Sep 242019
 

This is my own implementation of the Konami ‘082’ custom IC with the use of simple logic gates.Original part is a 28 pin 600mil IC found on many PCBs of 80’s.As often happens with most of Konami custom ICs it comes with scratched-off part name:

I was able to shrink my board layout to almost same dimensions of original part by using TSSOP devices :

Perhaps not the neatest design, you may call it a ‘poor man’s’ version of the existing CPLD based solution but it works fine and I’m happy with it.Here’s final testing on a Track & Field PCB :

 Posted by at 8:45 am

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