Over-The-Top Micropower Rail-to-Rail Input and Output Op Amp; Package: SO; No of Pins: 8; Temperature Range: -40°C to 85°C Micropower Precision Shunt Voltage Reference; Package: TO-92; No of Pins: 3; Temperature Range: 0°C to 70°C 8-Bit Digital-to-Analog Converter 8位数字到模拟转换