Open Source PDM to USB microphone based on the Raspberry PI RP2040
USB

Open Source PDM to USB microphone based on the Raspberry PI RP2040

Maker Mahesh Venkitachalam has designed a high-quality microphone he calls Mico using the main component of the Raspberry Pi Pico – the RP2040 controller chip. He writes: Recently, I’ve been working with the Raspberry Pi Pico. I’ve been dazzled with the RP2040 - especially with...

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Pre-Amplifier for MEMS Microphone
Audio

Pre-Amplifier for MEMS Microphone

This is a low-cost, small-size audio pre-amplifier for MEMS microphone, OPAMP-based circuit amplifies the low-level analog signal coming from MEMS microphone to the desired level required for the next stage which is an audio amplifier, basically microphone level to line level. Resistor...

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Murata’s 32.768 kHz MEMS SMD Resonator
Parts

Murata’s 32.768 kHz MEMS SMD Resonator

Murata's MEMS SMD Resonator features an innovative, space-saving design with built-in load capacitors. Murata’s MEMS resonators achieve excellent frequency, accuracy, and stable temperature characteristics without the use of active elements to correct the initial frequency and...

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MEMS microspeaker for wearables weighs 56mg
Parts

MEMS microspeaker for wearables weighs 56mg

Startup xMEMS Labs Inc. (Santa Clara, Calif.) has launched a MEMS microspeaker called Cowell that it claims is the world's smallest. It measures 3.2mm by 1.15mm by 6.0mm (22 cubic millimeters) and weighs 56 milligrams making it suitable for true wireless stereo earbuds. Cowell...

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Why MEMS Accelerometers Are Becoming the Designer’s Best Choice for CbM Applications
Sensor

Why MEMS Accelerometers Are Becoming the Designer’s Best Choice for CbM Applications

The global condition-based monitoring (CbM) market has experienced significant growth over the past few years, and this looks set to continue. This growth coincides with the rapid advancement of MEMS accelerometers for use in vibration sensing applications, now rivaling the...

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New IPX8 Rated Barometric Pressure Sensor IC: High Accuracy, Waterproof and performs temperature compensation
Sensor

New IPX8 Rated Barometric Pressure Sensor IC: High Accuracy, Waterproof and performs temperature compensation

BM1390GLV-Z is piezo-resistive pressure sensor. BM1390GLV-Z performs temperature compensation for MEMS inside chip internally, so it’s very easy to get pressure information. BM1390GLV-Z realizes waterproof by potting gel inside to protect. ROHM’s new compact high accuracy...

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LPS22DF MEMS Nano Pressure Sensor
Sensor

LPS22DF MEMS Nano Pressure Sensor

STMicroelectronics' ultra-compact piezoresistive absolute pressure sensor functions as a digital output barometer STMicroelectronics' LPS22DF is an ultra-compact piezoresistive absolute pressure sensor that functions as a digital output barometer. The LPS22DF provides lower power...

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xMEMS announced mass production of the world’s first true MEMS speaker
IC

xMEMS announced mass production of the world’s first true MEMS speaker

xMEMS Labs today announced the production of the world’s first monolithic MEMS µspeaker, Montara. Working closely with TSMC, the world’s leading semiconductor foundry, Montara has passed all required performance and reliability qualifications. xMEMS’ Montara is the world’s...

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