ADS7057 14-Bit Small-Size Low-Power SAR ADCs Texas Instruments ADS7057 14-Bit 2.5MSPS Differential Input Small-Size Low-Power SAR ADCs support fully-differential inputs in the range of ±AVDD (2.35V to 3.6V). Additionally, the device family combines multiple resolutions, throughputs, and analog input variants, achieving excellent performance. The internal offset calibration feature sustains exceptional offset specifications over the entire AVDD and temperature operating range of –40°C to +125°C.