This document is the data sheet of AD674B/AD774B, which introduces the features and characteristics of AD674B/AD774B, including complete monolithic 12-bit A/D converters, 8- and 16-bit microprocessor interface, 8- and 15s conversion time, -5V, -10V, 0V-10V, 0V-20V input range, commercial, industrial and military temperature range grades.