The AD8542 are single rail dual op-amps with very low current and bandwidth of 1MHz from Analog devices. They can operate from a single supply ranging starting from 2.7V.
The OPA2134 Op-Amp is a low-cost, high-Performance Audio Operational Amplifier. The OPA2134 series is ultra-low distortion, low-noise operational amplifiers fully specified for audio applications.
The low-power TLV9041 includes a single ultra-low-voltage (1.2 V to 5.5 V) operational amplifier (op-amps) with rail-to-rail input and output swing capabilities.
The LMH6629 is a high-speed, ultra-low noise amplifier designed for applications requiring wide bandwidth with high gain and low noise such as in communication, test and measurement, optical and ultrasound systems.