STMicroelectronics

MP34DT01TR

MP34DT01TR Description

The MP34DT01TR is a MEMS (Silicon) microphone offered by STMicroelectronics, designed for digital applications requiring high performance and reliability. This microphone features a rectangular shape and is omnidirectional, capturing sound from all directions. It operates within a frequency range of 100 Hz to 10 kHz and boasts a signal-to-noise (S/N) ratio of 63dB, ensuring clear audio capture even in noisy environments. The MP34DT01TR outputs digital signals in Pulse Density Modulation (PDM) format, making it compatible with digital systems and reducing interference.

MP34DT01TR Features

• Frequency Range: 100 Hz to 10 kHz, suitable for capturing a wide range of audio frequencies.
• S/N Ratio: 63dB, ensuring high-quality audio capture with minimal noise.
• Output Type: Digital (PDM), compatible with digital systems and reducing electromagnetic interference.
• Voltage - Rated: 1.8 V, operating within a voltage range of 1.64 V to 3.6 V for flexibility in power supply.
• Current - Supply: 600 µA, providing low power consumption for energy-efficient applications.
• Size / Dimension: 0.157" L x 0.118" W (4.00mm x 3.00mm), compact size for easy integration into various devices.
• Height (Max): 0.043" (1.10mm), allowing for thin and sleek designs.
• RoHS Status: ROHS3 Compliant, ensuring environmental responsibility in manufacturing.
• REACH Status: REACH Unaffected, adhering to European Union regulations on chemical safety.
• Moisture Sensitivity Level (MSL): 3 (168 Hours), providing resistance to moisture and humidity.

MP34DT01TR Applications

The MP34DT01TR is ideal for various applications where high-quality audio capture is required, including:

• Portable Devices: Smartphones, tablets, and wearables, where compact size and low power consumption are crucial.
• Audio Recording: Professional and amateur recording setups, benefiting from the microphone's wide frequency range and high S/N ratio.
• Telecommunications: VoIP systems, conference calls, and video conferencing, where clear audio transmission is essential.
• Automotive: In-vehicle communication systems, providing clear audio capture in noisy environments.

Conclusion of MP34DT01TR

The MP34DT01TR is a versatile MEMS microphone designed for digital applications, offering a combination of high performance, compact size, and low power consumption. Its wide frequency range, high S/N ratio, and digital output make it suitable for a variety of applications, from portable devices to professional audio recording. While the product is currently marked as obsolete, it remains a reliable choice for applications requiring high-quality audio capture in a compact form factor.