AK4452

[AK4452] = Preliminary = AK4452 115dB 768kHz 32-bit 2ch Premium DAC 1. General Description The AK4452 is a 32-bit 2ch Premium DAC, which achieves industry’s best low distortion characteristics by a newly developed low distortion technology. It corresponds to a 768kHz PCM input and an 11.2MHz DSD input at maximum, suitable for play backing high resolution audio sources that are becoming widespread in network audios, USB-DACs and Car Audio Systems. In addition, “OSR-Doubler” technology is newly adopted, making the AK4452 capable of supporting wide range signals and achieving low out-of-band noise while realizing low power consumption. Moreover, the AK4452 has five types of 32-bit digital filters, realizing simple and flexible sound making in wide range of applications. Application: AV Receivers, CD/SACD Players, Network Audios, USB DACs, USB Headphones, Sound Plate/Bars, Car Audios, Automotive External Amplifiers, Measuring Instruments and Control Systems. 2. Features (1) 256x Over sampling (2) Sampling Rate: 8kHz  768kHz (3) 32Bit 8x Digital Filter - Ripple: 0.0032dB, Attenuation: 80dB - High Quality Sound Short Delay Option; GD=6.25/fs and GD=5.3/fs - Sharp Roll-Off Filter - Slow Roll-Off Filter - Super Slow Roll Off (4) High Tolerance to Clock Jitter (5) Low Distortion Differential Output (6) DSD data input (7) Daisy Chain (8) Digital De-emphasis for 32, 44.1, 48kHz sampling (9) Soft Mute (10) Digital Attenuator (255 levels and 0.5dB step) (11) Stereo Mode (12) THD+N...