The CBM8539AS8 with SOIC-8 is a precision operational amplifier manufactured by Corebai Microelectronics. It is a monolithic device with high voltage performance, high input impedance, and low noise. It has a wide supply voltage range from 8V to 32V and high power efficiency with low quiescent current. This device has a good input offset voltage, high common mode rejection ratio, and high bandwidth. It is RoHS compliant and used in applications like instrumentation, motor control, and medical systems.