The DIO2051AST5 from Dioo Microcircuits is a Low Power, Single Channel Op-Amp. It requires a supply voltage of 1.8 - 5.5 V and an input offset voltage from -0.65 mV to +0.65 mV. This op-amp provides input bias currents of 0.5 pA and has a gain bandwidth product of 550 kHz. It has rail-to-rail input and output and consumes an ultra-low current of 16 µA per channel. This op-amp is available in a surface-mount package that measures 2.926 x 2.800 mm and is ideal for ASIC input or output amplifiers, sensor interfaces, piezoelectric transducer amplifiers, medical instrumentation, portable systems, smoke detectors, notebook PCs, and audio output applications.