CS53L30 Datasheet, Cirrus Logic

System Features
* 91-dB dynamic range (A-weighted) @ 0-dB gain
*
  –84-dB THD+N @ 0-dB gain
* Four fully differential inputs: Four analog mic/.

* Voice-recognition systems
* Advanced headsets and telephony systems
* Voice recorders
* Digital camera.

The CS53L30 is a high-performance, low-power, quad-channel ADC. It is designed for use in multiple-mic applications while consuming minimal board space and power. The flexible ADC inputs can accommodate four channels of analog mic or line-input data .