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Audio CODECs



Stereo DAC


All ICs are RoHS compliant.

* Status: P - mass production, S - samples, UD - under development, N - not recommended for new design.

Chip Description Supply
  voltage  
[V]
Sampling
frequency
 (bandwidth) 
Operating
temp.
[°C]
   Package   Status *
NAU8401
PDF (2006 KB)
Stereo DAC:
  • 24-bit signal processing
  • SNR ≥ 94 dB and THD ≤ -84 dB
  • programmable PLL
  • stereo line input (for mixing of analog input signals with DAC output signals)
  • output mixer
  • BTL speaker driver, headphone driver and stereo line output
  • automatic level control (ALC) with audio level limiter
  • I2S interface and PCM audio interface (with µ-Law/A-Law expansion)
  • 2/3/4-wire control interface (I2C or SPI)
  • 5-band equalizer
Analog: 2.5 – 3.6
Digital: 1.65 – 3.6
8 - 48 kHz QFN-32P
NAU8402
PDF (775 KB)
Stereo DAC:
  • 24-bit signal processing
  • SNR ≥ 98 dB and THD ≤ -82 dB
  • 2 Vrms stereo line output
  • automatic level control (ALC) with audio level limiter
  • I2S audio interface
  • automatic pop/click elimination and output muting for power-on and no-signal conditions
Analog: 3.0 – 3.6
Digital: 1.7 – 3.6
8 - 96 kHz-40 – +85TSSOP-16P


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