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ADS1260: ads1260

Part Number: ADS1260

因为CPU采用+1.65V/-1.65V电源供电,为了ADC和CPU SPI电平匹配,ADS1260B ADC 17PIN DVDD和16PIN DGND可以改用+1.65V/-1.65V电源供电不?

  • 您好,

    我认为 满足datasheet 供电电压压差就可以,因为设备从结构上讲分不清自己是被双电源供电,还是单电源供电。只要满足有足够的压差就可以工作。

    但是我很奇怪,您使用的是什么CPU,为什么SPI接口是双极性的信号电平?