ams OSRAM,Noise Cancellation, 36-Pin QFN AS3435-EQFM

The ams AG 36 pin integrated active noise cancelling function for headsets, headphones or ear pieces. They are intended to improve quality of e.g. music listening, a phone conversation etc. by reducing background ambient noise. The simpler feed-forward topology is used to effectively reduce frequencies typically up to 2-3 kHz.

Feed Forward, Feed Back and Hybrid
OTP production trimming via audio interface
Integrated depletion mode transistor

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