BUY LTC2050IS SOP8 https://www.utsource.net/itm/p/9461523.html

Description: The LTC2050IS is a low power, low noise, rail-to-rail input and output, single-supply operational amplifier from Linear Technology. Features: Low power: 1.2mA/amplifier Low noise: 4.5nV/√Hz Rail-to-rail input and output Single-supply operation: 2.7V to 5.5V High open-loop gain: 120dB Low offset voltage: 3mV Low input bias current: 0.5pA High output current: 80mA Low distortion: 0.0006% Applications: Portable instrumentation Battery-powered systems Photodiode amplifiers Active filters High-resolution data acquisition systems Low-noise preamplifiers (For reference only)