The MC4558IDT from STMicroelectronics is a Power Operational Amplifier with Supply Voltage -20 to 20 V, Input Offset Voltage 1 to 6 mV, Input Bias Current 50 to 500 nA, Input Offset Current 20 to 200 nA, Input Voltage Noise 12 nV/vHz. Tags: Surface Mount, Low Power Op Amp. More details for MC4558IDT can be seen below.