Multi-Channel SARs: ADS795x Texas Instruments' ADS795x multi-channel SARs range from 8 to 12 bits of resolution and up to 16 input channels. Each low-power device has a tap between MUX and ADC allowing for a single amplifier to condition all the input channels, 4 GPIO, and 2 programmable alarm levels per channel. The SARs are pin and software compatible and guaranteed over the industrial -40ºC to +125ºC temperature range.