MP34DT01TR

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MP34DT01TR

+BOM

MIC MEMS DIGITAL PDM OMNI -26DB

  • ManufacturerSTMicroelectronics

  • Mfr. Part #MP34DT01TR

  • In Stock4286

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Specifications

Attribute Value
Part Status Obsolete
Type MEMS (Silicon)
Output Type Digital, PDM
Direction Omnidirectional
Frequency Range 100 Hz ~ 10 kHz
Sensitivity -26dB ±3dB @ 94dB SPL
S/N Ratio 63dB
Voltage - Rated 1.8 V
Voltage Range 1.64 V ~ 3.6 V
Current - Supply 600 µA
Port Location Top
Termination Solder Pads
Size / Dimension 0.157" L x 0.118" W (4.00mm x 3.00mm)
Height (Max) 0.043" (1.10mm)
Shape Rectangular
Base Product Number MP34DT01

Overview

Description

The MP34DT01TR is a high-performance MEMS (Micro-Electro-Mechanical Systems) digital microphone designed for various audio applications. It features a low power consumption, making it suitable for battery-operated devices. The microphone has a wide frequency response, typically ranging from 20 Hz to 20 kHz, ensuring clear and accurate sound capture.
The device utilizes a digital output interface, specifically PDM (Pulse Density Modulation), which allows for easy integration with digital signal processors and microcontrollers. This makes it ideal for use in smartphones, tablets, wearables, and IoT devices. The MP34DT01TR also offers excellent signal-to-noise ratio (SNR) and low total harmonic distortion (THD), enhancing audio quality.
Additionally, it is packaged in a compact form factor, facilitating space-saving designs in consumer electronics. With its robust performance metrics and ease of integration, the MP34DT01TR is a popular choice for developers seeking reliable audio input solutions.

Equivalent

The MP34DT01TR chip, a MEMS microphone, has several equivalent products, including the ADMP401, ICS-40300, and STM32MP34DT01. These alternatives provide similar specifications in terms of sensitivity, frequency response, and size. When selecting a substitute, consider parameters like power consumption, output type, and intended application to ensure compatibility.

Features

The MP34DT01TR is a digital MEMS microphone designed for high-performance audio applications. Key features include:
1. MEMS Technology: Utilizes Micro-Electro-Mechanical Systems to deliver high-quality sound capture.
2. High Sensitivity: Offers a sensitivity of up to -26 dBV/Pa, enabling clear audio recording.
3. Wide Frequency Response: Covers a frequency range from 20 Hz to 20 kHz, suitable for various audio applications.
4. Low Noise: Features a low self-noise level (around 30 dBA), ensuring high clarity in recordings.
5. Digital Output: Provides a PDM (Pulse Density Modulation) output, facilitating easy integration with digital systems.
6. Compact Size: Its small footprint makes it ideal for space-constrained designs, such as wearables and mobile devices.
7. Wide Supply Voltage Range: Operates within a voltage range of 1.8V to 3.6V, offering flexibility in design.
8. Robust Performance: Designed to withstand environmental variations, ensuring reliability in diverse conditions.
These features make the MP34DT01TR suitable for applications in smartphones, tablets, and various audio devices.

Pinout

The MP34DT01TR is a digital MEMS microphone that features a total of 6 pins. The pin functions are as follows:
1. VDD: Power supply pin (typically 1.8V to 3.6V).
2. GND: Ground pin.
3. OUT: Digital output pin (I2S or PDM format).
4. SCK: Serial clock pin for I2S mode.
5. WS: Word select pin for I2S mode.
6. SD: Serial data pin for I2S mode.
The microphone is designed for high-performance audio applications, providing low noise and high sensitivity, making it suitable for mobile devices, voice recognition systems, and other audio capture applications.

Manufacturer

The MP34DT01TR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is a leading supplier of semiconductor solutions, focusing on various markets such as automotive, industrial, personal electronics, and the Internet of Things (IoT). The company is known for its innovative products, including microcontrollers, sensors, power management devices, and integrated circuits.
Founded in 1987, STMicroelectronics is headquartered in Geneva, Switzerland, and operates worldwide with a strong commitment to sustainability and technological advancement. The MP34DT01TR is a digital MEMS (Micro-Electro-Mechanical Systems) microphone, designed for high-performance audio applications. It is widely used in smartphones, tablets, and other electronic devices, demonstrating STMicroelectronics' expertise in audio technology and sensor solutions. The company's focus on research and development enables it to deliver cutting-edge products that meet the evolving needs of its diverse customer base.

Application

The MP34DT01TR is a digital MEMS microphone designed for various applications, including smartphones, tablets, smart speakers, wearable devices, and voice recognition systems. Its high sensitivity and low noise levels make it suitable for high-quality audio capture in consumer electronics and IoT devices. Additionally, it is used in conference systems, gaming headsets, and automotive applications for voice commands and hands-free communication. The microphone's compact size and integrated digital interface also enable efficient integration into space-constrained environments.

Package

The MP34DT01TR is packaged in a LGA (Land Grid Array) package type, specifically a 12-pin LGA. This compact design is suitable for surface mount applications, providing efficient integration into various electronic devices.

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