ADA4097 Over-The-Top™ Precision Op Amps Analog Devices Inc. ADA4097 Over-The-Top™ Precision Op Amps are a robust, precision, rail-to-rail input and output operational amplifier with inputs from −VS to +VS and beyond (Over-The-Top). The ADA4097 Op Amps provide offset voltages of <,60μV, input bias currents (IB) of <,0.3nA, and can operate on single or split supplies ranging from 3V to 50V. Additionally, the ADA4097 draws 32.5μA of supply current.