Smart Home Audio(325)




NAU8220SG is a high quality 2Vrms analog input and output line driver. This device includes an integrated charge pump enabling true ground referenced inputs and outputs and full 5.6Vpp output levels, while operating from only a single 3.3V positive supply voltage.

Additionally, NAU8220SG includes pop/click elimination features and high immunity to power supply and other system noise. This enables fast and efficient system integration while minimizing external component costs.

Target Applications:

Portable Audio Device
Media Player / Home Entertainment System

Key Features:

Audio Input
  - Differential / Single-end input 
  - DC PSRR Typ.@100dB
Audio Output
  - Full 2Vrms output @3.3Vdc
  - True Ground Referenced analog outputs
  - Output Offset: < 1mV 
  - SNR: Typ.@108dB
  - THD+N: >90dB
  - Mute Attenuation: 114dB 
  - Channel separation: 110dB@1KHz
Advance Feature
  - High system noise immunity
  - Click-and Pop Elimination
  - Power On Mute
  - ±8 kV HBM protection on line outputs
  - Low external parts count
Operating Characteristics
  - voltage range: 3.0 V ~ 3.6 V
  - Temperature range: -40°C ~ 85°C
  - SOP-14


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