MP34DT02TR

Microphones Overview

The MP34DT02TR is an ultra-compact, low-power, omnidirectional digital MEMS microphone manufactured by STMicroelectronics. It integrates a capacitive sensing element with a CMOS IC interface to provide a digital signal in Pulse Density Modulation (PDM) format. The device features a sensitivity of -26 dBFS and a signal-to-noise ratio of 60 dB. It operates within a supply voltage range of 1.6 V to 3.6 V and supports an extended temperature range from -40 °C to +85 °C. The component is housed in a top-port, EMI-shielded HCLGA package compliant with surface-mount standards.

Microphones Feature Summary

• Omnidirectional acoustic sensitivity for uniform sound capture
• Digital PDM output interface for direct connection to processors
• EMI-shielded HCLGA package design for robust performance
• Low power consumption suitable for battery-operated devices

Microphones Applications

• Voice recognition systems
• Smart home audio assistants
• Mobile communication devices
• IoT voice-enabled sensors

Microphones Procurement Notes

Verify the specific ordering suffix to confirm the tape and reel quantity and packaging variant. Confirm that the requested part number matches the active or obsolete status indicated in official distribution channels. Ensure compatibility with the target application's voltage levels and thermal requirements before finalizing procurement orders.

Microphones Selection Notes

Select this component when a compact, digital solution with high acoustic overload point is required. Consider the PDM interface compatibility with the host processor. Evaluate the need for EMI shielding in electrically noisy environments. Compare power consumption metrics against other MEMS options if battery life is critical.

Microphones Part Context

This part belongs to the MP34DT series of digital MEMS microphones. It shares architectural similarities with other models in the family but differs in package dimensions and specific electrical characteristics. The TR suffix typically denotes a tape and reel packaging configuration for automated assembly processes.

Microphones FAQ

What is the output format of the MP34DT02TR?

The MP34DT02TR outputs a digital signal in Pulse Density Modulation (PDM) format.

Is the MP34DT02TR omnidirectional?

Yes, the MP34DT02TR features omnidirectional sensitivity, allowing it to capture sound equally from all directions.