TLV320AIC3101芯片手册单端输入信号的RMS值为0.707v, 单端输出信号的RMS值为0.707v。为什么我实际用1k的正弦波作为输入信号,当正弦波输入信号的RMS值为0.640v是,DA单端输出信号的达到0.707v;输入信号的RMS值为0.707v时,DA输出信号正弦波已经削顶失真。有谁实际测量过3101芯片的输入信号RMS最大值呢?
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TLV320AIC3101芯片手册单端输入信号的RMS值为0.707v, 单端输出信号的RMS值为0.707v。为什么我实际用1k的正弦波作为输入信号,当正弦波输入信号的RMS值为0.640v是,DA单端输出信号的达到0.707v;输入信号的RMS值为0.707v时,DA输出信号正弦波已经削顶失真。有谁实际测量过3101芯片的输入信号RMS最大值呢?