Datasheet Details
| Part number | INMP621 |
|---|---|
| Manufacturer | InvenSense |
| File Size | 451.19 KB |
| Description | Wide Dynamic Range Microphone |
| Datasheet |
 INMP621 Datasheet
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Description
The INMP621is a high sound pressure level (SPL), ultra-low noise, low power, digital output, bottom ported omnidirectional MEMS microphone.
This microphone clips at 133 dB SPL, which is useful for clearly capturing audio in loud environments.
Features
- High Acoustic Overload Point of 133 dB SPL.
- Small, Thin 4 × 3 × 1 mm Surface-Mount Package.
- Omnidirectional Response.
- Very High Signal-to-Noise Ratio (SNR): 65 dBA.
- Sensitivity of.
- 46 dBFS.
- Extended Frequency Response from 45 Hz to >20 kHz.
- Low Current Consumption: 1.2 mA.
- Sleep Mode for Extended Battery Life: 5.5 µA.
- High Power Supply Rejection (PSR):.
- 100 dBFS.
- Fourth-Order Σ-Δ Modulator.