--- title: 选型 updated: 2022-08-11 06:07:15Z created: 2022-08-08 08:24:08Z --- # RS8552 润石RUNIC 4.5MHz,失调电压1uv,温漂0.005uv/℃,2.7V/us,宽温-40-+125℃ 4块,低功耗功率计采用 [INA180](../../AMO_Driver/ADC/型号/INA180.md)