Tuesday 23 March 2021

Konami '056747' reproduction

The '056747' is another hybrid audio module found on Konami PCBs of the 90s.It shares the same ceramic package of the "brothers" '054986A' and '054544' :

But it has a different design of the analog circuit (the '054321' ASIC is still present as 'core' of the digital circuit).Personally I've seen it only on few PCBs like Run & Gun, Gaiapolis, Monster Maulers :


Although the different design his functionality is exactly the same of the '054986A' so both are fully interchangeable.I thought it was a good thing to reproduce it in order to have another replacement option for these such a fragile parts :


 Testing on a Lethal Enforcers PCB :

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