NEC High-Performance Dual Operational Amplifier IC uPC4557C (C4557C)

Quad Operational Amplifier IC UPC824C-A

NEC High-Performance Quad Operational Amplifier uPC4741C/JM (Set of 2)

NEC UPC253A Programmable Operational Amplifier IC

NEC Operational Amplifier IC uPC741C

Linear Technology LT1013CN8 Quad Precision Operational Amplifier (DIP-8)

Texas Instruments TLC084CDR Quad Operational Amplifier (Set of 2)

Hitachi Dual Operational Amplifier IC HA17358F-EL (Set of 5)