https://community.nxp.com/t5/Digital-Signal-Controllers/Does-NXP-MCU-got-DFSDM-peripheral-like-STM32/m-p/1316548#M2226 <P>Hi,</P> <P>I suppose that you want to get a mcu which supports digital PDM microphone. If it is the case, I think that the LPC family has DMIC module, which supports PDM.</P> <P>&nbsp;</P> <P><A href="https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc54000-cortex-m4-/low-power-microcontrollers-mcus-based-on-arm-cortex-m4-cores-with-optional-cortex-m0-plus-co-processor:LPC541XX" target="_blank">https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc54000-cortex-m4-/low-power-microcontrollers-mcus-based-on-arm-cortex-m4-cores-with-optional-cortex-m0-plus-co-processor:LPC541XX</A></P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="xiangjun_rong_0-1627891505926.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/151507iBD6477DF468BAA5F/image-size/medium?v=v2&amp;px=400" role="button" title="xiangjun_rong_0-1627891505926.png" alt="xiangjun_rong_0-1627891505926.png" /></span></P> <P>Hope it can help you</P> <P>BR</P> <P>XiangJun Rong</P> Mon, 02 Aug 2021 08:07:04 GMT xiangjun_rong 2021-08-02T08:07:04Z https://community.nxp.com/t5/Digital-Signal-Controllers/Does-NXP-MCU-got-DFSDM-peripheral-like-STM32/m-p/1315382#M2223 <P><SPAN>Are there any nxp mcu with a DFSDM (Digital Filter for Sigma-Delta Modulator) or equivalent to interface and filter PDM signal in hardware?</SPAN></P><P>&nbsp;</P><P><FONT size="1 2 3 4 5 6 7" color="#333333"><A href="https://www.mythdhr.biz/" target="_self"><SPAN>mythdhr</SPAN></A></FONT></P> Fri, 30 Jul 2021 02:44:50 GMT https://community.nxp.com/t5/Digital-Signal-Controllers/Does-NXP-MCU-got-DFSDM-peripheral-like-STM32/m-p/1315382#M2223 Isabella5529 2021-07-30T02:44:50Z https://community.nxp.com/t5/Digital-Signal-Controllers/Does-NXP-MCU-got-DFSDM-peripheral-like-STM32/m-p/1316548#M2226 <P>Hi,</P> <P>I suppose that you want to get a mcu which supports digital PDM microphone. If it is the case, I think that the LPC family has DMIC module, which supports PDM.</P> <P>&nbsp;</P> <P><A href="https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc54000-cortex-m4-/low-power-microcontrollers-mcus-based-on-arm-cortex-m4-cores-with-optional-cortex-m0-plus-co-processor:LPC541XX" target="_blank">https://www.nxp.com/products/processors-and-microcontrollers/arm-microcontrollers/general-purpose-mcus/lpc54000-cortex-m4-/low-power-microcontrollers-mcus-based-on-arm-cortex-m4-cores-with-optional-cortex-m0-plus-co-processor:LPC541XX</A></P> <P>&nbsp;</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="xiangjun_rong_0-1627891505926.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/151507iBD6477DF468BAA5F/image-size/medium?v=v2&amp;px=400" role="button" title="xiangjun_rong_0-1627891505926.png" alt="xiangjun_rong_0-1627891505926.png" /></span></P> <P>Hope it can help you</P> <P>BR</P> <P>XiangJun Rong</P> Mon, 02 Aug 2021 08:07:04 GMT https://community.nxp.com/t5/Digital-Signal-Controllers/Does-NXP-MCU-got-DFSDM-peripheral-like-STM32/m-p/1316548#M2226 xiangjun_rong 2021-08-02T08:07:04Z