想在高端检测0-10a电流,为了减少对负载的影响,采用5毫欧电阻,这样的话,采样电阻压降范围0-50mv,采用什么芯片搭建电路,要求精度至少0.5mv。求高手给与指教?
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请问是几个通道需要采集?是需要模拟电压输出的还是数字直接输出的?