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立体声编解码电路ＡＤ１８４３邵振付ＡＤ１８４３是电话和音频通信应用中基于数字信号处理技术的一种高性能ＩＯ模拟接口电路。它的功能很多，主要有：１全双工Ｖ．３４（或后向兼容）数据ＭＯＤＥＭ（包括ＰＳＴＮ公用电话网回波抵消相位频率再抽样）和同时ＣＤ音质立...
Stereo CODEC AD1843 Shao Zhenfu The AD1843 is a high performance IO analog interface circuit based on digital signal processing in telephony and audio communications applications. Its many functions, mainly: 1 full-duplex. 34 (or backward compatible) data MO DEM (including the PSTN public telephone network echo cancellation phase frequency resampling) and simultaneous CD quality legislation ...