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AIC3104 LINE_IN 和MIC_IN同pin单端输入。如何更多的适应不同的mic

Other Parts Discussed in Thread: TLV320AIC3104

现在我需要设计mic和line同单端输入,而且不知道mic那边会接什么样的麦。so,我就需要设计的具有更大容忍 能力的电路。挑了3104这款,对于偏置电压,选择哪个配置会好些?还有外置电路能做什么优化?麻烦之前用过的各位大神给点指点。