Description
ULN2803AP switch matrix driver chip used in all Williams/Bally WPC pins from 1990 to 1999.
Common failure chip on the MPU board. Common cause of “ground short row” error message.
Depending on supplier, the part number can be ULN2803A or ULN2803AP. They 2803 Series are interchangeable.
Package: DIP-18
Reference – 5162-12422-00
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