AK4499 - AKM

AK4499 Premium Switched Resistor 4ch DAC

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 Au.

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 mode) Filter2 (fc = 65 kHz, DSD64 mode)
• Digital De-emphasis for 32, 44.1 and 48kHz sampling
• Soft Mute
• Digital Attenuator (0 dB to -127 dB, 0.5 dB.