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MP34DB01TR

MP34DB01TR

Product Overview

Category: MEMS Microphones
Use: Audio recording and voice recognition
Characteristics: High sensitivity, low power consumption, small form factor
Package: Surface-mount package
Essence: Capturing high-quality audio in compact devices
Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

  • Sensitivity: -26 dBFS ±1 dB
  • Signal-to-Noise Ratio (SNR): 64 dBA
  • Frequency Range: 100 Hz to 10 kHz
  • Supply Voltage: 1.62 V to 3.6 V
  • Current Consumption: 170 µA

Detailed Pin Configuration

  1. VDD
  2. GND
  3. Data
  4. Clock
  5. Frame Sync
  6. Reserved
  7. Reserved
  8. Reserved

Functional Features

  • High Sensitivity: Captures clear audio even in noisy environments
  • Low Power Consumption: Ideal for battery-powered devices
  • Small Form Factor: Fits into compact electronic devices

Advantages and Disadvantages

Advantages: - Clear audio capture - Low power consumption - Compact size

Disadvantages: - Limited frequency range - Requires external signal processing for full functionality

Working Principles

The MP34DB01TR operates based on the principle of MEMS (Micro-Electro-Mechanical Systems) technology. It utilizes a diaphragm that moves in response to sound waves, converting them into electrical signals.

Detailed Application Field Plans

  1. Smartphones: Enhancing voice call quality and enabling voice commands
  2. Wearable Devices: Adding voice control capabilities to smartwatches and fitness trackers
  3. IoT Devices: Integrating into smart home devices for voice interaction

Detailed and Complete Alternative Models

  1. MP23AB01DR: Similar sensitivity and SNR, different package type
  2. SPH0641LU4H-1: Wider frequency range, higher power consumption
  3. INMP441: Lower sensitivity, wider frequency range

This comprehensive entry provides an in-depth understanding of the MP34DB01TR MEMS microphone, including its specifications, features, applications, and alternatives.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MP34DB01TR i tekniska lösningar

  1. What is MP34DB01TR?

    • MP34DB01TR is a digital MEMS microphone designed for applications such as smartphones, tablets, smart home devices, and IoT (Internet of Things) devices.

  2. What are the key features of MP34DB01TR?

    • The key features of MP34DB01TR include a high signal-to-noise ratio, omnidirectional sensitivity, low power consumption, and a small form factor.

  3. How is MP34DB01TR typically connected to a microcontroller or DSP?

    • MP34DB01TR is typically connected using a digital interface such as I2S (Inter-IC Sound) or PDM (Pulse Density Modulation).

  4. What is the typical voltage supply range for MP34DB01TR?

    • The typical voltage supply range for MP34DB01TR is 1.64V to 3.6V.

  5. Can MP34DB01TR be used in noisy environments?

    • Yes, MP34DB01TR is designed to perform well in noisy environments due to its high signal-to-noise ratio.

  6. What are the recommended soldering guidelines for MP34DB01TR?

    • The recommended soldering guidelines include a maximum reflow temperature of 260°C and a maximum soldering time of 10 seconds.

  7. Is MP34DB01TR suitable for battery-powered devices?

    • Yes, MP34DB01TR's low power consumption makes it suitable for use in battery-powered devices.

  8. What are the typical applications of MP34DB01TR in technical solutions?

    • Typical applications include voice-controlled devices, audio recording, noise-cancelling headphones, and smart speakers.

  9. Does MP34DB01TR require any external components for operation?

    • MP34DB01TR requires minimal external components for operation, typically including decoupling capacitors and resistors for biasing.

  10. What are the environmental considerations for using MP34DB01TR?

    • MP34DB01TR should be operated within its specified temperature and humidity ranges to ensure optimal performance and reliability.