AS3502 - Low Power Ambient Noise-Cancelling Speaker Driver
The AS3501/02 are speaker driver with Ambient Noise Cancelling function for headsets, 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 analog implementation allows the lowest power consumpti
AS3502 Features
* 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 MIC gain OTP programmable High Efficiency Headphone Amplifier 2x34mW, 0.1% THD @ 16Ω, 1.5V supply, 100dB SNR bridged mode for e.g.
