TDK InvenSense ICS-40730 Low Noise Microphone
TDK InvenSense ICS-40730 Low Noise Microphone is a differential analog output, bottom-ported Micro Electro Mechanical Sensor (MEMS) microphone. The ICS-40730 incorporates a MEMS microphone element, an impedance converter, a differential output amplifier, and an enhanced RF package. This low-noise microphone features 74dBA high SNR, -32dBV differential sensitivity, -38dBV single-ended sensitivity, 124dB SPL acoustic overload point, and ±2dB sensitivity tolerance. Typical applications include smart home devices, smartphones, teleconferencing systems, security, surveillance, microphone arrays, voice control, and activation.
Features
- 74dBA ultra-high SNR
- Sensitivity
- -32dBV differential
- -38dBV single-ended
- ±2dB sensitivity tolerance
- Non-inverted signal output
- 25Hz to 20kHz extended frequency response
- Enhanced RF performance
- 285µA current consumption
- 124dB SPL acoustic overload point
- -77dBV PSR
- -0.3V to +3.63V supply voltage range
- Temperature range
- -40°C to +85°C biased
- -55°C to +150°C storage
- Compatible with Sn/Pb and Pb-free solder processes
- RoHS / WEEE compliant
Applications
- Smart home devices
- Smartphones
- Teleconferencing systems
- Security and surveillance
- Microphone arrays
- Voice control and activation
Block Diagram
Mechanical Drawing
Associated Eval Board
TDK InvenSense ICS-40730 Evaluation Board
Designed to evaluate ICS-40730 low-noise analog differential output microphones.
Related Solutions
TDK InvenSense SmartSound™ MEMS Microphone Solutions
Features high-performance microphones with MEMS elements and Acoustic Activity Detection.
Publicado: 2018-06-29
| Actualizado: 2024-08-21