The AMP03 is a precision, unity-gain differential amplifier from Analog Devices. It features high CMRR, low nonlinearity, low distortion, wide bandwidth, high slew rate, fast settling and low cost. It is suitable for applications such as summing amplifiers, instrumentation amplifiers, balanced line receivers, current-voltage conversion, absolute value amplifiers, 4 to 20 mA current transmitters, precision voltage reference applications and so on.