10PCS NJM2904M SINGLE-SUPPLY OPERATIONAL AMPLIFIER SOP8

10 pcs JRC4558D SOP-8 dual channel operational amplifier IC chip

10pcs LMV358IDR LMV358 Dual Low Voltage Operational Amplifier IC SOP-8

10pcs LM1458 Dual Operational Amplifier IC Low Power SOP-8 US Ship

10PCS LM1458M Encapsulation:SOP8,Dual Operational Amplifier

1pc LM1458N National Semiconductor IC DUAL OPERATIONAL AMPLIFIER OP AMP 8PIN DIP

1pc LM1458N NATIONAL SEMI IC DUAL OPERATIONAL AMPLIFIER OP AMP 8-PIN DIP

10PCS LM4880M Encapsulation:SMD,Dual 250 mW Audio Power Amplifier with