TDK Announces T3902 Lowest-Power PDM MEMS Microphone

TDK Corporation introduced the InvenSense T3902, which the company touts as the world’s lowest power Pulse Density Modulation (PDM) microphone for consumer devices. The new T3902 offers a high SNR of 64.5 dB, and high Acoustic Overload Point (AOP) of 120 dB in a very small package, optimized for mobile devices, wearables, headsets, TV remotes and more, supporting far-field communications, enabling clear audio capture in loud conditions, and ideal for voice recognition.