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W681310是WinBond新推出的低电压单通道的语音编解码(CODEC)芯片,用于PCM系统中模拟语音信号的数字化和重构。文中介绍了W681310的内部结构及其工作原理,并给出了W681310在消防应急通信系统中的应用电路。
The W681310 is WinBond’s new low-voltage, single-channel voice codec (CODEC) chip for digitizing and reconstructing analog voice signals in PCM systems. This paper introduces the internal structure of W681310 and its working principle, and gives the application circuit of W681310 in fire emergency communication system.