AY-3-8500 Integrated Circuit - DIP28 - General Instrument

AY38500 Integrated Circuit - DIP28 - General Instrument

AY2661C Integrated Circuit - DIP28 - General Instrument

AY2661A Integrated Circuit - DIP28 - General Instrument

C593 Integrated Circuit - DIP28 - General Instrument

AY3-8500 Integrated Circuit - DIP28 - General Instrument

28C64-15 Integrated Circuit - DIP28 - General Instrument

27256-15 Integrated Circuit - DIP28M - General Instrument