Digi-Key – Low-power ambient noise-cancelling speaker driver (AMS AS3421/2)Oct 5 2012 - Semiconductors [More Semiconductors Articles]
Featuring an ambient noise cancelling function for headsets, headphones or ear pieces, the AMS AS3421/2 speaker driver is now available from Digi-Key.
The device is intended to improve quality of music listening, phone conversations, or other audio applications by reducing background ambient noise. The fully analog implementation allows the lowest power consumption, lowest system BOM cost, and most natural received voice enhancement available with DSP implementations. The device is designed to be easily applied to existing architectures.More news from Digikey