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您好,
您的意思是不叠加+300mv直流信号时,仅采样1Hz,200uv方波信号ADC是可以正常采样输出的是吗?
信号幅值衰减为100uv。
采集的直流成分正常吗?
您是使用的单端输入吗?ADC供电电压是多少?输入信号注意满足输入共模电压: