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PCM2912芯片后缀

Other Parts Discussed in Thread: PCM2912, PCM2912A

你好

  我在其代理商买了些PCM2912,芯片上丝印为:P2912AE4 34A57CT G4,请问下和PCM2912A有什么区别?我在其手册上没发现有这后缀

按手册上推荐电路焊了片调试,发现:

按MUTE无任何反应

声音输出不平衡(人声在左声道)

与PC连接其显示:PDP Audio Device ,其PCM2912A显示2912

  求指点,谢谢!

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