????????????????????λ??????????????ī???????CML Microcircuits???????????CML????????????????????CMX655D?????????????????????????????????????????????Digital Signal Processing??DSP???????Ч????90%???????1W?????????D???????????????????MEMS???硣

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????CMX655D??????????????????????????????????κι??????1????????????????1.8V??3.6V?????1?????????5V??????????1W????????????Щ????????????????豸?????????

“??????????????????????????????????????????????2??????????????????????????????????????????y???????????”CML??David Brooke???“???????????????MEMS??????????????????涼???????????????OEM?????豸???????????????????е?????л?????????CMX655D???????????????????????????????豸??????????????”

?????????????綽????ó???????????κ????????????????????У????????????????????????????????????????

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??????綽???????????????????????????????????????????????“?????”??????????????????????豸?е?????????????????????????????????

????????????飬??????????????????????????????????????????????????????????????????DSP?????????????Microcontroller Unit??MCU????

?????????CMX655D??????DSP?????OEM?????????DSP????????MCU?????滻??CMX655?????????????????????500μA????????????????????·?????????????????????????????????????????????????????????????????????????????????????

CMX655?????????????????????????????????????и????????????????????????????ú??????????????????????????????????????????????????????????????????????е??????ó?????????????

CMX655D????????????????????????????????????full duplex mode?????У???????????????λ??relative signal phase???????磬?豸???????????????????????????????

DSP???????????????????300Hz - 3.4kHz?????綽????50Hz - 7kHz???????????????????·?????????21kHz????????????????????8??16??32??48k??????????????綽?????????CMX655D?????A???A-law????μ???µ-law?????????companding????

????????????????·????????????????????????????????????y?????I2S???????????豸????Inter-IC Sound?????????????????豸?????I2C??SPI????

????????????????????????????CMX655D?????п?????????????????????????????????????????????????·?????ж????Χ???????????????仯???????????????????????????????????????????????????????????????

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?????????????????WCD9335??

?????iPhone X?е?MEMS???鹼

?????MEMS????????????-2017?桷

??Vesper????MEMS???磺VM1000??

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2018??12??13????12??15????????????????????MEMS???????????γ????????????У???????????????1?????MEMS??????Tanner???????????2?????MEMS??????????????????COMSOL Multiphysics??????????3???????MEMS??????????4???????MEMS??????????????ι???MEMS??????????5??MEMS??????????????6??MEMS????ASIC????????7??MEMS?????????????磩?????????????8??MEMS????????????????????????????

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?綽??17368357393
E-mail??PengLin@MEMSConsulting.com