The MCP661-E/SN is an Operational Amplifier features high gain-bandwidth product and high slew rate. Some also provide a Chip Select pin (CS) that supports a low power mode of operation. This amplifier is optimized for high speed, low noise and distortion, single-supply operation with rail-to-rail output and an input that includes the negative rail. All devices are fully specified from -40 to +125°C.