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我正在设计一个便携式播发器，DAC使用PCM1792，后面的I/V和LPF电路使用单电源，但是资料上的电路都是双电源的，请推荐一个单电源的电路图，谢谢！
你好：
你可以看下PCM5101A支持单电源供电。http://www.ti.com/general/docs/lit/getliterature.tsp?genericPartNumber=pcm5101a&fileType=pdf
