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AK4499 - Premium Switched Resistor 4ch DAC

General Description

The AK4499 is a 32-bit 4ch Switched Resistor DAC which adopts newly developed technology, achieving the industry’s leading level low distortion and low noise characteristics.

Key Features

  • 4-ch Switched Resistor DAC.
  • THD+N: -124 dB.
  • Dynamic Range, S/N: 140 dB (Mono), 137 dB (Stereo), 134 dB (4ch).
  • 128x Over Sampling.
  • Sampling Rate: 8 kHz to 768 kHz.
  • 32-bit 8x Digital Filter Short Delay Sharp Roll-off, GD = 6.0/fs Short Delay Slow Roll-off, GD = 5.0/fs Sharp Roll-off Slow Roll-off Super Slow Roll-off Low Dispersion Short Delay Filter.
  • DSD64, DSD128, DSD256, DSD512 Input Support Filter1 (fc = 37 kHz, DSD64.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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[AK4499] AK4499 Premium Switched Resistor 4ch DAC 1. General Description The AK4499 is a 32-bit 4ch Switched Resistor DAC which adopts newly developed technology, achieving the industry’s leading level low distortion and low noise characteristics. It corresponds to a 768kHz PCM input and an DSD512 input at maximum, suitable for playback of high resolution audio sources that are becoming widespread in Network Audio and USB-DACs Audio systems. In addition, it is capable of supporting a wide range of signals and achieving low out-of-band noise. The AK4499 has six types of 32-bit digital filters, realizing simple and flexible sound reproduction in wide range of applications. 2.