PDM — pulse density modulation — is similar to PWM and, like PWM, requires a filter that could range from a simple RC network to an active filter. You can see the result in the video below.

mCODa-MT1-LR.01 is an audio CODEC which provides the insurance of the best sound quality after integration into a SoC for IP Camera or Car dash Camera applications. It benefits from unique features, ...

[esot.eric] was trying to drive a motor and naturally thought of using pulse width modulation (PWM) to control the motor speed. However, he found that even with a large capacitor, his underpowered ...