The AD7883 is a high speed, low power, 12-bit A/D converter which operates from a single +3 V to +3.6 V supply. It consists of a 5 µs track/hold amplifier, a 15 µs successive-approximation ADC, versatile interface logic and a multiple-input-range circuit. The part also includes a power save feature. Fast bus access times and standard control inputs ensure easy interfacing to modern micropro