Announced today by ISL Products International Ltd., a company in value-added manufacturing and engineering services for electronic/electromechanical components, is the PZ-94 harsh environment piezoelectric loudspeaker for broad frequency range applications. Ultra-thin, small, and lightweight, the piezo ceramic loudspeaker may be driven by low power. The speaker reproduces voice in the frequency response range of 450 HZ to 20 kHZ, and […]
Consumer
Three new Class-D amplifiers solve smart-home audio design challenges
Texas Instruments introduced three new digital-input Class-D amplifiers that enable engineers to deliver high-resolution audio in more smart-home and voice-enabled applications. By combining first-of-its-kind integration, real-time protection and new modulation schemes, TI’s new audio devices allow designers to reduce board space and overall bill of material (BOM) cost. These new amplifiers are designed for personal […]
Chipset to power “new premium” midrange mobile phones
MediaTek today announced the launch of the Helio P22, the latest addition to the Helio family of powerful and power-efficient chips for the mid-market. With Helio P22, MediaTek continues to expand its Helio P series family that brings high-end features users demand to mid-tier devices. MediaTek Helio P22 – which follows the successful launch of the P60 chipset […]
Tips for designing a micro speaker enclosure
Miniature speakers allow engineers to equip various product designs with audio functionality, even where space limitations are a factor. In simple products like industrial or medical equipment, sound quality may not be expected, although ensuring adequate volume and clarity can be very important. Paying attention to some basic design practices, such as sealing enclosure gaps, […]
Low-power Arm Cortex-M4 processors carry large embedded memories
Designers of internet of things (IoT) sensors, environmental sensors, smartwatches, medical/preventive health wearables, and other size-constrained devices can now increase battery life and functionality using the ultra-low power MAX32660 and MAX32652 microcontrollers from Maxim Integrated Products, Inc. These microcontrollers (MCUs) are based on the Arm Cortex-M4 processors and provide designers the means to develop advanced applications under restrictive power constraints. […]
Unidirectional TVS diode arrays protect I/O and power ports from ESD
Two new series of AEC-Q101-qualified, unidirectional TVS Diode Arrays are optimized to protect I/O and power ports against electrostatic discharges (ESDs). SP1053 and SP1054 Series TVS Diode Arrays (SPA Diodes) integrate avalanche breakdown diodes fabricated using proprietary silicon avalanche technology to protect each pin. These devices offer the advantages of being unidirectional and hermetically sealed […]
ESD protection for I/O and power ports with 01005-format TVS diode arrays
Littelfuse, Inc., introduced two series of AEC-Q101-qualified, unidirectional TVS Diode Arrays optimized to protect I/O and power ports against electrostatic discharges (ESDs). SP1053 and SP1054 Series TVS Diode Arrays (SPA Diodes) integrate avalanche breakdown diodes fabricated using proprietary silicon avalanche technology to protect each pin. These devices offer the unique advantages of being unidirectional and […]
Software package brings Amazon Alexa technology to simple connected objects
The X-CUBE-AVS software package from STMicroelectronics enables Amazon’s Alexa Voice Service (AVS) to run on STM32 microcontrollers, allowing simple connected objects such as smart appliances, home-automation devices, and office products to support advanced conversational user interfaces with Cloud-based intelligence like automatic speech recognition and natural-language understanding. As an expansion package for the STM32Cube software platform, X-CUBE-AVS contains ready-to-use libraries and […]
High-speed USB dual SPDT switch carries overvoltage protection
Kinetic Technologies announced the launch of KTU1001, the high-speed USB dual SPDT switch with overvoltage protection. The KTU1001 reinforces the commitment Kinetic Technologies holds to port protection and further expands the company’s data line protection portfolio. “USB Type-C brings many benefits to users; however, it creates many potential fault conditions for OEM designers to protect […]
Lithium battery holder for handheld portable applications
Part number “BU1632-JJ-1-G” holds a single CR1632 Lithium battery. Built with reliability as the first ideal, it’s designed to meet the stresses of handheld portable applications. A heavy duty plastic body and robust battery contacts meet those requirements for typical medical or consumer type products. Contacts were specifically designed for the rigors of portable applications […]