News Release

- New Product Information -

2018/12/07
AKM releases their latest flagship audio DAC, the VERITA AK4499,
achieving THD+N: -124dB and S/N: 140dB

Product Name
AK4499EQ
Category :
Audio > Audio D/A Converter
Title
32-bit Premium D/A Converter
THD+N : -124dB  DR, S/N : 140dB (Mono mode)
Sampling Rates : up to 768kHz PCM,  up to DSD512 (22.4MHz)
Applications
High-End Audio : AV Receivers, CD/SACD/Blu-ray/UHD Players, Network Audio, USB DACs, Sound Plates/Bars.
High-End Professional Audio : Studio Playback Monitoring, Live Sound Mixing Console Monitoring.
Industrial Systems : Measurement Instruments, Control Systems.


AK4499
AK4499EQ

Description

Asahi Kasei Microdevices Corporation, (AKM), has developed a new D/A converter, (DAC), the AK4499EQ.  It is the latest, “VELVET SOUND|VERITA”, product, following the prior generation flagship DAC, the AK4497EQ.  The AK4499 adopts Current Output architecture, which is the first among AKM products.  It achieves the world’s highest class of low THD+N and high S/N.  Samples will be available in January, 2019, and Mass Production starts from May, 2019.
Come see us at the AKM audio room at CES2019 and be one of the first to listen to this this new revolutionary DAC. (Reservation required. Inquire with your Business Development Manager to arrange an appointment.)

Features

● The World’s Highest in Class Characteristics Achieved by Current Output Architecture

THD+N: -124dB can be achieved from the Low Distortion Technology optimized for Current Output architecture.  140dB DR and S/N are also achieved in mono mode.


● Dynamic Sound Playback with Vast Playback Resolution Detail

The same Dedicated for Premium Audio LSI process and Premium Audio Non-Magnetic Packaging Technology as the AK4497EQ developed for audio by AKM is also used for the AK4499EQ.  It can improve electrical margin and noise around low frequency ranges dramatically.

Main Specification

AKEQ
VERITA AK4499EQ
Flagship
Premium D/A Converter
Product Name AK4499EQ AK4497EQ
Number of Channels  4ch2ch
Output architecture  CurrentVoltage
Resolution  32-bit32-bit
THD+N  -124dB-116dB
DR, S/N 134dB
140dB (Mono Mode)
128dB
131dB (Mono Mode)
Sampling Rate  8 to 768kHz8 to 768kHz
DSD Input  22.4MHz22.4MHz


VELVET SOUND Technology
Low Distortion TechnologyYes Yes
LSI Process for AudioYes Yes
Non-Magnetic PkgYes Yes
“Sound Color” Digital Filters  6 types6 types
Power Consumption  667mW346mW
Power Supply Analog : 4.75 to 5.25V
Digital : 1.7 to 3.6V
Analog : 4.75 to 5.25V
Digital : 1.7 to 3.6V
Operation Temperature Range-40 to +85°C-40 to +85°C
Package128-pin HTQFP64-pin TQFP
VELVET SOUND VERITA
VELVET SOUND
VELVET SOUND

VELVET SOUND is a brand concept of sound philosophy given to AKM’s new generation audio devices featuring new architectures & core technologies.  New circuits are designed to balance the amount of information and intensity, and focus on the original sound to achieve rich musicality and high performance.  This circuit contains specifications and features suitable for the high-resolution audio era.

[Notes]
* Information on this page is current as of the date of press release.
* AKM, VELVET SOUND Logo™ and Audio 4 Pro™ are trademarks of Asahi Kasei Microdevices Corporation in Japan, Europe and the United States.
* Appellations, company names and product names on this page are trademarks or registered trademarks of respective companies.

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