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ALC5629
I2S/PCM Audio DAC
 
General Description

The ALC5629 is a highly-integrated I2S/PCM interface audio DAC with single-ended stereo LINE_OUT that can be configured to drive Headphones, and is designed for Multimedia and Communication handheld devices. It provides a Stereo Hi-Fi DAC for playback via the I2S/PCM interface and is controlled by the I2C interface.

The ALC5629 AVDD operates at supply voltages from 2.3V to 3.6V. DCVDD and DBVDD operate from 1.8V to 3.6V. To extend battery life, each section of the device can be powered down individually under software control. Leakage current in maximum power saving state is less than 10µA.

The ALC5629 is available in a 4x4mm ‘Green’ QFN-24 package, making it ideal for use in handheld portable systems.

 
Features
  • Digital-to-Analog Converter with 100dB SNR and –86dB THD+N at 3.3V
  • Supports playback soft-mute and digital volume
  • Supports pop noise suppression with external capacitor
  • Digital power supplied from 1.8V to 3.6V
  • Analog power supplied from 2.3V to 3.6V
  • Stereo LINE_OUT can be configured to drive 45mW Headphone OUT
  • Power management and enhanced power saving
  • Internal PLL can receive wide range of clock inputs
  • Supports crystal oscillator
  • Supports sampling rate 8KHz ~ 192KHz
  • Supports I2C control interface
  • Supports three programmable data interfaces
    • I2S, left justified, and PCM interface
    • 16/20/24-bit word lengths
    • Master or Slave clock mode
  • 24-pin QFN 4x4mm package for small footprint
Applications
  • Portable media player
  • MP3 player
  • Bluetooth A2DP (Advanced Audio Distribution Profile) headsets
  • Portable Navigation Device (PND)
  • Multimedia phone
Download Page Links
Datasheets

 

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