All items tagged with acoustic overload point (9)

New Automotive-Qualified XENSIV MEMS Microphone With Analog Interface for Audio and Active Noise Cancelation Systems

June 29, 2023 by audioXpress Staff

New Automotive-Qualified XENSIV MEMS Microphone With Analog Interface for Audio and Active Noise Cancelation Systems

For ANC systems with an analog interface, Infineon Technologies expanded its automotive microphone portfolio with the XENSIV MEMS microphone IM68A130A with a flat frequency response to frequencies below 10Hz. It builds on the successful launch of Infineon’s first automotive-qualified digital MEMS microphone, the IM67D130A, and combines the company’s automotive expertise with its technical know-how in high-end MEMS microphones.

TDK InvenSense Low-Power T5838 MEMS Microphones Selected for Edge AI Development Kit

June 22, 2023 by Joao Martins

TDK InvenSense Low-Power T5838 MEMS Microphones Selected for Edge AI Development Kit

The latest low-power T5838 and T5837 digital PDM MEMS microphones, part of the TDK InvenSense SmartSound family, have been elected by Syntiant as a microphone of choice for low-power edge AI application processors that perform keyword detection, due to its innovative Acoustic Activity Detect (AAD) feature that enables system power savings, thus prolonging battery life, and ability to intelligently detect keywords or voice commands.

Knowles Debuts Trio of SiSonic MEMS Microphones for High-Performance TWS and Hearable Designs

January 13, 2023 by Joao Martins

Knowles Debuts Trio of SiSonic MEMS Microphones for High-Performance TWS and Hearable Designs

Knowles introduced its latest series of SiSonic MEMS microphones at CES 2023. The new Titan (Digital), Falcon (Differential Analog), and Robin (Single Ended Analog) are a new trio of microphones providing advanced performance capabilities for space constrained ear and wearable applications like True Wireless Stereo (TWS) earbuds, smart watches, Augmented Reality (AR) glasses and Virtual Reality (VR) headsets.

CUI Devices Offers New MEMS Microphones for Active Noise Canceling Applications

October 26, 2022 by audioXpress Staff

CUI Devices Offers New MEMS Microphones for Active Noise Canceling Applications

CUI Devices announced the addition of two MEMS microphone models purposely designed for active noise cancellation applications. With the industry increasingly requiring array configurations to enable processing of the audio signals captured by MEMS microphones in true wireless earbuds, headphones and headsets, the Audio Group of CUI Devices designed new models with high signal-to-noise ratios (SNR) and high acoustic overload points (AOP).

TDK Expands SmartSound Family of Performance MEMS Microphones and Introduces New MEMS Microphone with SoundWire at CES 2022

January 11, 2022 by audioXpress Staff

TDK Expands SmartSound Family of Performance MEMS Microphones and Introduces New MEMS Microphone with SoundWire at CES 2022

TDK introduced new digital MEMS microphones as part of its SmartSound family of products for mobile, TWS, and other consumer devices, providing advanced feature sets in small package footprints. The T5848 offers the highest dynamic range with I2S direct audio connectivity to a wide variety of SoCs, MCUs and IoT processors. And TDK also introduced the T5828 MEMS microphone with MIPI SoundWire functionality, adding 68dBA SNR and Acoustic Activity Detect features with always-on ultra-low power mode.

TDK InvenSense Expands Design Options With New SmartSound MEMS Microphones

July 1, 2021 by audioXpress Staff

TDK InvenSense Expands Design Options With New SmartSound MEMS Microphones

TDK introduced three new MEMS microphones as part of the SmartSound family of products for mobile and consumer connected devices. The new TDK T5919 is a high performance PDM digital MEMS microphone and is the first with built in particle ingress filter (PIF) for harsh environments. The new T3903 is a high performance PDM digital MEMS microphone with very low power and wide dynamic range, while the also T4086 is an analog output MEMS microphone in a tiny package, ideal for very space constrained applications.

Infineon Introduces First AEC-Q103 Qualified High-Performance XENSIV MEMS Microphone for Automotive Applications

April 19, 2021 by audioXpress Staff

Infineon Introduces First AEC-Q103 Qualified High-Performance XENSIV MEMS Microphone for Automotive Applications

Infineon Technologies AG announced the launch of the XENSIV IM67D130A MEMS microphone. The high acoustic overload point (AOP) of 130 dB SPL allows the IM67130A to capture distortion-free audio signals in loud environments, whether in- or outside a vehicle. The microphone also has an increased operating temperature range from -40°C to +105°C to enable various use cases in harsh automotive environments, enabling advanced driver assistance systems and predictive maintenance applications.

TDK Introduces Lowest Pulse Density Modulation Multi-Mode MEMS Microphone With Acoustic Activity Detect

January 13, 2021 by audioXpress Staff

TDK Introduces Lowest Pulse Density Modulation Multi-Mode MEMS Microphone With Acoustic Activity Detect

InvenSense, a TDK Group company, announced a comprehensive portfolio of new technology solutions during the 2021 Consumer Electronics Showcase. Among the expanded MEMS portfolio, the new T5838 SmartSound MEMS microphone offers a low power mode of just 130uAmps and a high-quality mode of 330uAmps, while supporting a dynamic range of 68dN SNR and 133dB AOP at 20kHz bandwidth. Optimized for smartphones, microphone arrays, smart speakers, and headsets, the T5838 supports configurable wake-on-sound at power levels as low as 20 µA.

TDK Unveils New Ultra-High AOP Analog MEMS Microphone Ideal for Noisy Environments

August 6, 2020 by audioXpress Staff

TDK Unveils New Ultra-High AOP Analog MEMS Microphone Ideal for Noisy Environments

TDK Corporation introduced the InvenSense ICS-40638 MEMS analog microphone, a new high-performance solution enabling clear audio capture in loud and noisy conditions, with an extended frequency response from 35 Hz to 20kHz. The ICS-40638 microphone offers an ultra-high Acoustic Overload Point (AOP) of 138 dB Sound Pressure Level (SPL), exceptionally efficient 170 µA low power operation and high Signal to Noise Ratio (SNR) of 63 dB in a small 3.5 mm x 2.65 mm x 0.98 mm bottom port surface‐mount package.