Smart Home Audio(325)




NAU88L20YG is an ultra-low power high performance audio codec that supports both analog and digital audio functions.

It includes one I2S/PCM interface, one digital mixer, two high quality DACs and ADCs, and stereo differential line outputs. The advanced on-chip signal processing engine includes dynamic range compressor (DRC), programmable biquad filter.

Target Applications:

Wireless Headset
Smart Remote Controller
Gaming Controller

Key Features:

ADC Feature
  - SNR (A-weighted): 103dB @ 0dB gain
  - THD+N: -89dB @ 0dB gain
DAC Feature
  - Class-AB Lineout Driver @ 100mW
  - SNR (A-weighted): 101dB @ 0dB gain
  - THD+N: -84dB @ 100mW, RL=16ohm
Audio Input
  - Digital Audio Interface: I2S / PCM Input
  - Integrated programmable Microphone Amplifier
  - Low Noise bias supply voltage for microphone
  - Sample rates: 8~96KHz
  Stereo Differential Analog MIC / Digital MIC Input
Advance/Control Feature
  - Programmable BiQuad Filter 
  - Dynamic Range Compressor(DRC) Filter 
  - I2C Control Interface
Operating Characteristics
  - Voltage range(VDDA): 2.7V ~ 3.6V
  - Voltage range(VDDB): 2.7V ~ 3.6V
    Voltage range(VDDC): 2.7V ~ 3.6V
  - Voltage range(VDDLO): 2.7V ~ 3.6V
  - Temperature range: -40°C ~ 85°C
  - NAU88L20IG: QFN-20 (4x4mm)
  - NAU88L20YG: QFN-20 (5x5mm)
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