AS3500 driver equivalent, low power ambient noise-cancelling speaker driver.
Microphone Input 128 gain steps @0.375dB and MUTE with AGC
differential, low noise microphone amplifier
single ended or differential mode
supply for electret microphone
M.
Ear pieces, Headsets, Hands-Free Kits, Mobile Phones, Voice Communicating Devices
www.austriamicrosystems.com
Revision.
The AS3500/01/02 are speaker driver with Ambient Noise Cancelling function for handsets, headphones or ear pieces. It is intended to improve quality of e.g. music listening, a phone conversation etc. by reducing background ambient noise.
The fully an.
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