All items tagged with development board (17)

ROHM Introduces Second-Generation MUS-IC Series 32-bit Audio DAC with Exclusive HD Monaural Mode

January 28, 2025 by Joao Martins

ROHM Introduces Second-Generation MUS-IC Series 32-bit Audio DAC with Exclusive HD Monaural Mode

ROHM has developed a 32-bit D/A converter (DAC) IC and an evaluation board for flagship models in its MUS-IC series, optimized for high-resolution audio playback. Specifications detail top-class THD+N and signal to noise rations, working from 32kHz to 1536kHz PCM sampling frequencies or DSD native signals. The new DAC is touted by the Japanese manufacturer as able to deliver a more authentic listening experience by better expressing spatial reverberation, quietness, and dynamic range while preserving the natural “texture" of musical instruments.

Upgraded Sensor Board from STMicroelectronics Accelerates Plug-and-Play Evaluation with ST MEMS Studio

January 28, 2025 by Cristina Costa

Upgraded Sensor Board from STMicroelectronics Accelerates Plug-and-Play Evaluation with ST MEMS Studio

Developing context-aware applications with MEMS sensors is faster, more powerful, and more flexible with ST’s latest-generation sensor evaluation board, the STEVAL-MKI109D. Now upgraded with an STM32H5 microcontroller, USB-C connector, and extra digital interfaces including I3C for flexible communication, the new board lets users quickly evaluate sensors and confidently handle demanding projects with a convenient, graphical development environment.

New EPC High-Power GaN-Based Class-D Audio Reference Design Now Available

May 17, 2024 by Joao Martins

New EPC High-Power GaN-Based Class-D Audio Reference Design Now Available

Encouraging developers to design high-performance Class-D audio amplifiers leveraging GaN FETs, EPC has launched the new EPC9192 reference design enabling high power and high efficiency Class-D audio amplifiers in a modular design that is ideal for customization. The EPC9192 showcases the high performance capabilities of EPC's 200V, EPC2307 eGaN FETs in a ground-referenced, split dual supply Single-Ended (SE) design, delivering an impressive 700W per channel into a 4Ω load.

Cloud2GND Bumblebee Bluetooth LE Audio Demonstration Board

February 21, 2024 by Joao Martins

Cloud2GND Bumblebee Bluetooth LE Audio Demonstration Board

Cloud2GND, an engineering house specializing in electronic circuit design, embedded systems, protocols, and connected devices developed the Bumblebee LE Audio Demonstrator, the first chipmaker-independent platform for product developers to test and evaluate Bluetooth LE Audio and Auracast applications. Featuring the Panasonic PAN1783 Bluetooth Low Energy 5.3 module, the board is a ready-to-use platform with a class-D amplifier, AKM stereo ADC/DAC, MEMS microphone, NFC and is powered over USB or external power supply.

Fresh From the Bench: Improving GaN with Digital Control

January 17, 2024 by Stuart Yaniger

Fresh From the Bench: Improving GaN with Digital Control

The AX5689 is an eight-channel audio amplifier controller IC with digital inputs and CMOS level PWM outputs, enabling high-order digital control loops with post-filter feedback. This article, originally published in audioXpress, December 2023, reviews the Axign and GaN Systems Class-D audio amplifier reference design board, intended to demonstrate the benefits of Axign's digital controllers and its unique approach.

Rayson Technology Launches Nordic-Powered Bluetooth LE Audio Module for Headphones, Speakers, and Audio Systems

January 4, 2024 by Joao Martins

Rayson Technology Launches Nordic-Powered Bluetooth LE Audio Module for Headphones, Speakers, and Audio Systems

Wireless communications company Rayson Technology has released a multiprotocol module based on Nordic Semiconductor’s nRF5340 System-on-Chip (SoC). The solution is designed for advanced Bluetooth LE Audio applications in consumer electronics as well as smart home. Measuring just 16.5 by 13.0 by 2.5mm, the BTM-N340X module supports LE Audio and its Low Complexity Communication Codec (LC3) for lower power wireless audio streaming applications.

STMicroelectronics Accelerates Development of Qi Wireless Chargers

November 24, 2023 by audioXpress Staff

STMicroelectronics Accelerates Development of Qi Wireless Chargers

STMicroelectronics is simplifying development of Qi-compliant wireless chargers up to 15W by introducing transmitter and receiver evaluation boards based on the company’s STWLC38 and STWBC86 ICs. Responding to the fast growing demand for products supporting the Qi wireless standards, these new development solutions will allow developers to quickly build and test wireless-charger prototypes. Both are used with the STSW-WPSTUDIO graphical software environment to assist development.

Infineon Introduces First Qi2 MPP Wireless Charging Transmitter Development Solution

October 16, 2023 by Cristina Costa

Infineon Introduces First Qi2 MPP Wireless Charging Transmitter Development Solution

In response to growing consumer demand for improved wireless charging, the Wireless Power Consortium announced the release of the new Qi2 standard to redefine inductive wireless power transfer. Reflecting the enthusiastic industry response, Infineon Technologies is addressing the demand by introducing its first Qi2 Magnetic Power Profile (MPP) charging transmitter solution and reference design kit REF_WLC_TX15W_M1.

GaN Technology in Audio Power Amplification

July 6, 2022 by Stuart Yaniger

GaN Technology in Audio Power Amplification

In this review of the GaN Systems amplifier evaluation kit, Stuart Yaniger shares his explorations of the features and benefits of GaN (gallium nitride) power semiconductors, and explains why the technology is not only enabling great sounding audio amplifiers but is also bound to completely disrupt the Class-D segment in high power ratings. This article was originally published in audioXpress, April 2022.

The MIDI Association Announces MIDI 2.0 Over A2B

June 2, 2022 by Joao Martins

The MIDI Association Announces MIDI 2.0 Over A2B

The MIDI Association announced the addition of MIDI 2.0 capabilities to the Automotive Audio Bus (A2B) technology from Analog Devices, Inc. The technology will be showcased at the MIDI Association during the NAMM show in Anaheim, California on June 3-5, 2022, with a demonstration of a USB to A2B bridge, based on AmeNote's ProtoZOA prototyping board for MIDI 2.0. using open source firmware for developers to use in their own hardware and software products.

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