All items tagged with Asahi Kasei Microdevices (34)

AKM Reveals Low-Power ADC Device With Acoustic Activity Sensor

February 7, 2024 by Joao Martins

AKM Reveals Low-Power ADC Device With Acoustic Activity Sensor

Asahi Kasei Microdevices Corporation (AKM) has developed the AK5707, a low-power monaural 16-bit A/D converter (ADC) equipped with an Acoustic Activity Analyzer (AAA) and Audio Buffer for detection of specific sounds. The new compact ADC is useful for smart sensors that are able to detect glass breaking sounds or emergency alarms in multiple applications. The acoustic activity detect feature works at only 34μA, ideal for wearables.

Asahi Kasei Microdevices Develops New Automotive Audio DSPs Supported by Audio Weaver

December 22, 2023 by Joao Martins

Asahi Kasei Microdevices Develops New Automotive Audio DSPs Supported by Audio Weaver

Asahi Kasei Microdevices Corporation (AKM) has unveiled the new AK7018 and AK7017, pin-compatible audio DSPs featuring dual and single HiFi 4 CPUs, respectively. The two new products in the company's automotive audio DSP line are both compatible with DSP Concepts' Audio Weaver, joining the existing AKM AK7709VQ Multi Core DSP with SRC. AKM will present these new products at CES 2024 where it plans to showcase its latest advancements in mobility solutions, including a demo car with an immersive audio experience.

AKM Announces New Low-Power 32-Bit Stereo DAC with 32% Smaller Footprint

November 22, 2023 by Joao Martins

AKM Announces New Low-Power 32-Bit Stereo DAC with 32% Smaller Footprint

Asahi Kasei Microdevices Corporation (AKM) has started mass production of the AK4333ECB, a 32-bit stereo audio D/A converter (DAC) with built-in headphone amplifier. While the mounting area has been significantly reduced by 32% compared to AKM's previous products, it features Velvet Sound technology for high sound quality. The new low power DAC was developed to enhance mobile and portable wireless designs, such as wireless headphones and VR/AR headsets.

AKM Launches AK7709VQ Multicore DSP for Automotive Applications

July 27, 2023 by Joao Martins

AKM Launches AK7709VQ Multicore DSP for Automotive Applications

Asahi Kasei Microdevices (AKM) launched a new multicore digital signal processor (DSP) that is an integral part of the Velvet Sound for Cars brand announced in May 2023. A combined suite of high-quality audio ICs, software algorithms, and tuning intended to enable a new generation of in-vehicle sound design and luxury immersive audio experiences. AKM also unveiled an advanced concept, a car sound board integrated with the AK4499EX flagship Velvet Sound Verita DAC for the ultimate audio quality.

AKM Launches AK5705 Low Power 4-Channel 32-bit A/D Converter

July 25, 2023 by audioXpress Staff

AKM Launches AK5705 Low Power 4-Channel 32-bit A/D Converter

Asahi Kasei Microdevices (AKM) has developed the AK5705, a low power consumption 4-channel 32-bit A/D converter (ADC) with a built-in transimpedance amplifier in addition to a low-noise microphone amplifier. The new AKM the AK5705 ADC is connectable to current output sensors, supports a sampling frequency of 384kHz, and achieves a dynamic range of 109dB, while consuming 43% less power than existing AKM products. The built-in AC coupling capacitor significantly reduces the mounting area including external components.

New SPL Diamond Desktop DAC and Preamplifier Serves Up to Six Digital Stereo Sources

March 17, 2023 by Joao Martins

New SPL Diamond Desktop DAC and Preamplifier Serves Up to Six Digital Stereo Sources

Sound Performance Lab (SPL) continues to design extraordinary audio electronics, and forgetting to let the world know about it. The latest product to be dropped on the world by the company is a new digital to analog converter worthy of attention by those who need top audio playback quality from their digital sources. The new Diamond from SPL is a premium DAC and preamplifier with support for up to 32-bit/768kHz digital PCM and DSD256 audio decoding through the AKM AK4490 DAC and analog DLP120 dual low-pass filter chips.

FiiO Launches K7 Balanced Desktop Headphone Amplifier and DAC with Dual AKM AK4493S Converters

January 20, 2023 by Joao Martins

FiiO Launches K7 Balanced Desktop Headphone Amplifier and DAC with Dual AKM AK4493S Converters

The FiiO K7 is a balanced desktop amplifier featuring dual THX AAA 788+ amp technology, USB/Optical/Coax/RCA inputs, and both 6.3mm single-ended and 4.4mm balanced headphone outputs. Leveraging the latest AKM redesigned high-end Velvet Sound AK4493S D/A converters (DAC), also in dual channel configuration, the new FiiO K7 supports high-resolution audio up to 32-bit/384kHz and DSD256, retailing for just US $199.

AKM AK4499EX and AK4191 Flagship D/A Converter Solution Enters Production

September 15, 2022 by Joao Martins

AKM AK4499EX and AK4191 Flagship D/A Converter Solution Enters Production

As anticipated, Asahi Kasei Microdevices Corporation (AKM) has released to production the new flagship stereo D/A converter (DAC), the Velvet Sound Verita AK4499EX, showcased at the High End Munich show in May 2022. Alongside the AK4499EX, AKM has also released the AK4191 Digital Filter and ΔΣ Modulator, completing a two-chip solution that makes it easy to improve performance with completely independent digital and analog circuitry.

Asahi Kasei Microdevices Licenses Automotive Active Road Noise Cancellation (ARNC) Technology from Silentium

August 17, 2022 by audioXpress Staff

Asahi Kasei Microdevices Licenses Automotive Active Road Noise Cancellation (ARNC) Technology from Silentium

Following a period of over a year working together in development, Asahi Kasei Microdevices (AKM) has entered into a license agreement with Israel-based Silentium for automotive Active Road Noise Cancellation (ARNC) technology. Silentium’s Quiet Bubble software technology will be incorporated into one of AKM’s audio voice processors for distribution worldwide. Sample shipments are scheduled for the fourth quarter of 2022.

AKM Starts Sampling AK7749 DSP-Integrated CODEC for In-Vehicle Voice Applications

August 10, 2022 by audioXpress Staff

AKM Starts Sampling AK7749 DSP-Integrated CODEC for In-Vehicle Voice Applications

Asahi Kasei Microdevices Corporation (AKM) has developed and started the release of samples of the AK7749, an in-vehicle DSP-integrated CODEC with an automatic mode switching function to support voice applications, and a full range of digital and analog input/output interfaces. The AK7749 is a RAM based, highly integrated, programmable digital signal processor, with 4 channel ADCs, 2 channel DACs, a MIC gain amplifier, a line-out amplifier, 4 channel SRCs, and digital audio I/F, all in a space saving small 48-pin QFN package.

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