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我在用TPA3110时,当输入为1Khz音频信号,在输入信号工作时,SD信号拉低,会听到POP音,如果将输入信号停止,然后SD信号拉低,则没有POP音。因为通常的关机时序都是先关SD功放,然后撤销输入信号。而且在掉电状态下系统无法做到先撤销输入信号,再将SD信号拉低。
在这种情况下如何消除POP音?--谢谢