Premium D/A converters

Premium Audio

All for Absolute Sound

- adopts cutting-edge technologies and materials abundantly -

AKM premium audio devices lead new era of the high-resolution digital audio.

Premium DACs

  • PremiumAudioDevices
  • VELVETSOUND
  • VERITA
  • Audio4pro
AK4497EQ

NEW "VERITA" AK4497EQ
128dB 768kHz/32-bit 2ch Next Flagship Premium DAC

The AK4497 is a next flagship premium DAC. VELVET SOUND architecture has been improved enhancing its sound quality with our newly developed LSI manufacturing process that is exclusive for AKM’s audio devices. It realizes the highest performance of 128dB (stereo) S/N and -116dB THD+N characteristics among AKM’S D/A converters. The digital input supports up to 768kHz PCM and 22.4MHz DSD, the top performance in the industry. In addition, a sound quality optimized 32-bit digital filter is newly added to the other filters found in our previous generation device.

The AK4497 is ideal for a high-resolution audio source playback for network audio, SACD players and high-end audio systems.

  • - Maximum Sampling Frequency, Bit rate: PCM 768kHz/32-bit, DSD 22.4MHz
  • - SNR:128dB
  • - THD+N: -116dB
  • - Sound Color Digital Filter: 6 types
  • PremiumAudioDevices
  • VELVETSOUND
  • VERITA
  • Audio4pro
AK4490EN

"VERITA" AK4490EN
120dB 768kHz/32-bit 2ch New Generation Premium DAC

The AK4490EN inherits high quality sound technologies of the AK4490EQ that has been adopted by many audio products since it was launched in 2014. Downsizing the package and supporting a 1.8 V digital interface, the AK4490EN is ideal for portable applications. It supports high resolution sound sources as a digital input and up to 768 kHz PCM and 11.2 MHz DSD (Direct Stream Digital) data.

  • - Maximum Sampling Frequency, Bit rate: PCM768kHz/32-bit, DSD256(11.2MHz)
  • - SNR:120dB
  • - THD+N: -112dB
  • - Sound Color Digital Filter: 5 types 
  • PremiumAudioDevices
  • VELVETSOUND
  • VERITA
  • Audio4pro
AK4490EQ

"VERITA" AK4490EQ
120dB 768kHz/32-bit 2ch New Generation Premium DAC

The AK4490EQ is a new generation flagship 32-bit stereo Premium DAC. Digital input supports PCM inputs up to 768kHz and DSD input of 2.8MHz/5.6MHz / maximum 11.2MHz the industry's highest level. Internal circuit employs a newly developed 32bit Digital Filter considering sound quality.

It is ideal for the system such as Network Audio Player focusing sound quality, SACD player, high-end audio system supporting high resolution sound source.

  • - Maximum Sampling Frequency, Bit rate: PCM768kHz/32-bit, DSD256(11.2MHz)
  • - SNR:120dB
  • - THD+N: -112dB
  • - Sound Color Digital Filter: 5 types 
  • PremiumAudioDevices
  • VELVETSOUND
  • VERITA
  • Audio4pro
AK4495EQ

"VERITA" AK4495EQ
123dB 768kHz/32-bit 2ch Premium DAC

The "VERITA" AK4495EQ is the flagship product of Premium DAC. Full use of luxury pattern layout and circuit design, the internal layout and pin arrangement is optimized for sound quality. Digital input corresponds to the input of PCM inputs up to 768kHz of industry-leading, and 5.6MHz DSD. Internal circuit employs a newly developed 32bit Digital Filter considering sound quality.

It is ideal for the system such as Network Audio Player focusing sound quality, SACD player, high-end audio system supporting high resolution sound source.

    • - Maximum Sampling Frequency, Bit rate: PCM768kHz/32-bit, DSD128(5.6MHz)
    • - SNR: 123/120dB
    • - THD+N: -101dB
    • - Sound Color Digital Filter: 5 types
  • PremiumAudioDevices
  • VELVETSOUND
  • VERITA
  • Audio4pro
AK495SEQ

"VERITA" AK4495SEQ
123dB 768kHz/32-bit 2ch Premium DAC

The "VERITA" AK4495SEQ is the flagship product of Premium DAC, and particular about sound quality, thoroughly. Full use of luxury pattern layout, circuit design and special material package, the internal layout and pin arrangement is optimized for sound quality. Digital input corresponds to the input of PCM inputs up to 768kHz of industry-leading, and 5.6MHz DSD. Internal circuit employs a newly developed 32bit Digital Filter considering sound quality.

It is ideal for the system such as Network Audio Player focusing sound quality, SACD player, high-end audio system supporting high resolution sound source.

  • - Maximum Sampling Frequency, Bit rate: PCM768kHz/32-bit, DSD128(5.6MHz)
  • - SNR: 123/120dB
  • - THD+N: -101dB
  • - Sound Color Digital Filter: 5 types
  • PremiumAudioDevices
  • VELVETSOUND
  • Audio4pro
AK4458VN

AK4452VN/AK4454VN/AK4456VN/AK4458VN
115dB 768kHz/32-bit 2/4/6/8ch New Generation Premium DAC

The AK4452VN/54VN/56VN/58VN are new generation 32-bit multi-channel Premium DAC series. Digital input supports PCM inputs up to 768kHz and DSD input of 2.8MHz/5.6MHz / maximum 11.2MHz the industry's highest level. Internal circuit employs a newly developed 32bit Digital Filter considering sound quality.

It is ideal for the system such as Network Audio Player focusing sound quality, SACD player, high-end audio system supporting high resolution sound source.

- Maximum Sampling Frequency, Bit rate: PCM768kHz/32-bit, DSD256(11.2MHz)

  • - SNR: 115dB
  • - THD+N: -107dB
  • - Sound Color Digital Filter: 5 types
  • PremiumAudioDevices
  • VELVETSOUND
  • VERITA

Premium DACs "VERITA"

Part# Data
Sheet
Ch# Resolution S/N THD
+N
max
Fs
DSD
Input
Sound
Color
Power
Consumption
Vdd Package Others



bit dB dB kHz MHz
mW V

   
AK4490EN232120(123*)-11276811.25 types1005.0
48QFN
AK4490EQ232120(123*)-11276811.25 types1455.048LQFP
AK4492ECB
232127-11576811.26 types1555.0/3.3/1.8
96CSP
AK4495EQ232123/120-1017685.65 Types1957.0/5.044LQFP
AK4495SEQ232123/120-1017685.65 types1957.0/5.044LQFP
AK4497EQ232128(131*)-11676822.46 types3465.0
64TQFP
  • PremiumAudioDevices
  • VELVETSOUND

Premium DACs "New Generation"

Part# Data
Sheet
Ch# Resolution S/N THD
+N
max
Fs
DSD
Input
Sound
Color
Power
Consumption
Vdd Package Others



bit dB dB kHz MHz
mW V

   
AK4452VN232115/111-107/-9576811.25 types505.0/3.332QFN
AK4454VN432115/111-107/-9576811.25 types975.0/3.332QFN
AK4456VN632115/111-107/-9576811.25 types1405.0/3.348QFN
AK4458VN832115/111-107/-9576811.25 types1815.0/3.348QFN
  • PremiumAudioDevices

Headphone Amplifier

Part# Data
Sheet
Ch# Resolution S/N THD
+N
max
Fs
DSD
Input
Sound
Color
Power
Consumption
Vdd Package Others



bit dB dB kHz MHz
mW V

   
AK4205EN
2 --124-118 -- -- --796.0 / 3.3 / -5.0
36QFN
[Notes]
* THD+N: Total Harmonic Distortion plus Noise
* max Fs: Maximum Sampling Frequency
* DSD: Direct Stream Digital
* Sound Color: AKM original digital filter

* Schedules of Samples and Production are subject to be changed without notice.

* The information in the datasheet is subject to be changed without notice.

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AK4497EQ

AK4490EQ

AK4490EN

AK4458VN

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