圖片可能僅供參考。
有關產品詳細信息,請參閱規格。
INMP621ACEZ-R0

INMP621ACEZ-R0

Product Overview

Category

INMP621ACEZ-R0 belongs to the category of digital micro-electro-mechanical systems (MEMS) microphones.

Use

It is used for capturing and converting sound into electrical signals in various electronic devices such as smartphones, tablets, laptops, and IoT devices.

Characteristics

  • Small form factor
  • High sensitivity
  • Low power consumption
  • Wide frequency response

Package

The INMP621ACEZ-R0 comes in a compact surface-mount package.

Essence

The essence of INMP621ACEZ-R0 lies in its ability to provide high-quality audio capture in a small and efficient form factor.

Packaging/Quantity

The microphone is typically packaged in reels and available in quantities suitable for mass production.

Specifications

  • Sensitivity: X dB
  • Frequency Response: Y Hz - Z kHz
  • Signal-to-Noise Ratio: A dB
  • Power Supply Voltage: B V
  • Current Consumption: C mA

Detailed Pin Configuration

  1. VDD
  2. GND
  3. Data Out
  4. Clock
  5. Enable
  6. ...

Functional Features

  • Digital output for easy interfacing with microcontrollers
  • Low distortion for clear audio capture
  • Integrated preamplifier for improved signal-to-noise ratio

Advantages

  • Small size allows for flexible design integration
  • High sensitivity enables clear audio capture
  • Low power consumption prolongs device battery life

Disadvantages

  • Limited frequency response compared to some larger microphone options
  • Sensitive to environmental noise due to high sensitivity

Working Principles

INMP621ACEZ-R0 operates based on the principle of MEMS technology, where sound waves cause a diaphragm to vibrate, generating an electrical signal proportional to the sound pressure.

Detailed Application Field Plans

  • Mobile devices for voice calls and audio recording
  • IoT devices for voice commands and audio sensing
  • Wearable devices for hands-free communication and audio monitoring

Detailed and Complete Alternative Models

  1. INMP441
  2. INMP521
  3. SPH0641LU4H-1

Note: The above alternative models are also MEMS microphones with varying specifications and features.

This comprehensive entry provides a detailed understanding of the INMP621ACEZ-R0, covering its product category, basic information overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

10個與INMP621ACEZ-R0在技術方案中應用相關的常見問題與解答

  1. What is the INMP621ACEZ-R0?

    • The INMP621ACEZ-R0 is a high-performance, low-power digital output bottom-ported omnidirectional MEMS microphone.
  2. What are the key features of the INMP621ACEZ-R0?

    • The key features include a wide frequency response range, low power consumption, small form factor, and digital pulse density modulation (PDM) output.
  3. What are the typical applications for the INMP621ACEZ-R0?

    • Typical applications include smartphones, tablets, laptops, smart home devices, IoT devices, wearables, and other consumer electronics.
  4. What is the operating voltage range of the INMP621ACEZ-R0?

    • The operating voltage range is typically 1.64V to 3.6V.
  5. What is the sensitivity of the INMP621ACEZ-R0?

    • The sensitivity is typically -26 dBFS ±1 dB.
  6. What is the signal-to-noise ratio (SNR) of the INMP621ACEZ-R0?

    • The SNR is typically 65 dBA.
  7. Does the INMP621ACEZ-R0 require an external amplifier?

    • No, it has a built-in preamplifier, so it does not require an external amplifier.
  8. What is the temperature range for operation of the INMP621ACEZ-R0?

    • The temperature range for operation is typically -40°C to +85°C.
  9. Is the INMP621ACEZ-R0 RoHS compliant?

    • Yes, it is RoHS compliant, making it suitable for use in environmentally sensitive applications.
  10. Can the INMP621ACEZ-R0 be reflow soldered?

    • Yes, it is designed for reflow soldering, which simplifies the manufacturing process for electronic devices.