STMicroelectronics IMP34DT05 Omnidirectional MEMS Microphone
STMicroelectronics IMP34DT05 Omnidirectional MEMS Microphone is a compact, low-power device built with a capacitive sensing element and an IC interface. The sensing element detects acoustic waves and is built using a specialized silicon micromachining process dedicated to producing audio sensors. The IC interface is manufactured using a CMOS process that allows designing a dedicated circuit able to provide a digital signal externally in PDM format. The IMP34DT05 is a low-distortion digital microphone with a 64dB signal-to-noise ratio and –26dBFS ±3dB sensitivity. The STMicroelectronics IMP34DT05 Omnidirectional MEMS Microphone is available in a top-port, SMD-compliant, EMI-shielded package and is guaranteed to operate over an extended -40°C to +85°C temperature range.
Features
- Single supply voltage
- Low power consumption
- AOP = 122.5dBSPL
- 64dB signal-to-noise ratio
- Omnidirectional sensitivity
- –26dBFS ±3dB sensitivity
- PDM output
- HCLGA package
- Top-port design
- SMD-compliant
- EMI-shielded
- ECOPACK®, RoHS, and "Green" compliant
Applications
- Anti-tampering devices
- Vibration monitoring
- Audio-activated functions
- Predictive maintenance
- Noise canceling
- Sound detection for alarm systems
- Human/machine voice interface
- Anti-theft systems
