The LM2903YST is an operational amplifier from STMicroelectronics. It is an industry-standard, dual high-performance op amp, composed of two independent, internally-compensated, high-gain amplifiers. It is designed for low-voltage operation and high accurate gain, making it ideal for applications in precision electronics such as medical, instrumentation, and audio. The device has a wide bandwidth of 1.3 MHz and high speed, settling time of 5 us, making it suitable for high resolution, fast response applications. It also includes a rail-to-rail input and output stages and a low input bias current. The device is provided in an 8-pin SOIC package.