If you require your analog signals to be converted into digital data then this LTC1594LCS#PBF ADC from Linear Technology is perfect. It has a single-ended input signal. This device is based on SAR architecture. This device"s digital interface is serial (3-wire, 4-wire, spi, qspi, microwire). Its maximum power dissipation is 500 mW. This ADC has a resolution of 12bit. This ADC has an input voltage of 3 V. This ADC has a minimum operating temperature of 0 °C and a maximum of 70 °C.