New Product  - Advanced Audio -

2014/07/07 (updated 2015/03/23)

 

AK4961 : Advanced Audio DSP CODEC for Smartphones

 

[Product Name]  AK4961

[Title]  Advanced Audio DSP CODEC for Smartphones

[Application]  Smartphones, Tablets, Portable Music Players

VELVETSOUND Audio2Go


AK4961_boadAK4961 Asahi Kasei Microdevices Corporation (AKM) today launched the AK4961, a high performance 32-bit advanced audio CODEC with DSP for smartphones. The AK4961 combines the latest technologies of AKM including high sound fidelity for high resolution audio, advanced recording features during video recording and industry proven hands free processing capability.

AKM’s original architecture established by premium audio devices has been specifically redesigned for portable applications, realizing extremely high quality audio playback for audiophile music playback. As an audio device for mobile applications, the AK4961 achieves industry leading level performance of THD+N (-99dB) and 110dB dynamic range with the newly developed 32-bit advanced audio DAC and cap-less class G headphone amplifier.
It also integrates low-noise and low-power microphone amplifier for recording. High quality and realistic recoding performance is realized with a AKM’s DSP-driven original sound processing.

In addition, the AK4961 features AKM’s DSP core that enables advanced voice processing such as voice wakeup, dual mic noise suppression, Rx noise suppression, echo cancellation, and hands free functions. The AK4961 has five audio I/F and SLIMbus I/F to communicate with an application processor, supporting up to two Baseband processors, a Bluetooth module and a digital input class-D amplifier simultaneously, and mixes asynchronous signal with built-in SRCs, making it capable to correspond to various kinds of systems. It is suitable for smartphones, tablet computers and portable music players with Hi-Fi audio functions. Evaluation boards and samples are available now. 


To obtain more information about the AK4961, please visit here.


VELVETSOUND About "VELVET SOUND"

VELVET SOUND is a brand concept of, “sound philosophy”, given to AKM’s new generation of audio devices and, “new architecture & core technologies”. A new circuit is 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.

Audio2Go

About "Audio 2 Go"

Audio 2 Go™ products are designed for portable audio applications, including smartphones, tablet computers and media players, which provide feature-rich, single chip solution with low power consumption and high audio fidelity.


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* Information on this page is current on the date of press release.

* AKM, VELVET SOUND Logo™ and Audio 2 Gro™ are trademarks of Asahi Kasei Electronics Corporation in Japan, Europe and the United States.