ICL7663SCPA Integrated Circuit - DIP8 - Harris Semiconductor

HA17458 Integrated Circuit - DIP8 - Harris Semiconductor

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CA3290E Integrated Circuit - DIP8 - RCA - Harris

TDA4180P Integrated Circuit - DIP8 - Vishay Semiconductor

TDA4180 Integrated Circuit - DIP8 - Vishay Semiconductor

U243B Integrated Circuit - DIP8 - Vishay Semiconductor

U427B Integrated Circuit - DIP8 - Vishay Semiconductor