NXP USA Inc.
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MMA6555KWR2
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MMA6555KWR2

Product Overview

Category

The MMA6555KWR2 belongs to the category of accelerometers.

Use

It is used for measuring acceleration and tilt in various electronic devices and systems.

Characteristics

  • High sensitivity
  • Low power consumption
  • Small package size
  • Wide operating temperature range

Package

The MMA6555KWR2 is available in a small, surface-mount package.

Essence

This accelerometer is essential for accurately detecting changes in orientation and motion in electronic devices.

Packaging/Quantity

The MMA6555KWR2 is typically sold in reels containing a specific quantity, such as 250 or 1000 units per reel.

Specifications

  • Sensitivity: X/Y/Z axis (±2g, ±4g, ±8g, ±16g)
  • Operating Voltage: 1.95V to 3.6V
  • Output Data Rate: 1.56 Hz to 800 Hz
  • Operating Temperature Range: -40°C to +85°C
  • Noise: 150 μg/√Hz

Detailed Pin Configuration

The MMA6555KWR2 has a total of 16 pins, including power supply, ground, and communication interface pins. The detailed pin configuration can be found in the product datasheet.

Functional Features

  • Three-axis sensing
  • Digital output
  • Built-in self-test
  • Low power mode

Advantages and Disadvantages

Advantages

  • High sensitivity allows for precise motion detection
  • Low power consumption extends battery life in portable devices
  • Small package size enables integration into compact designs

Disadvantages

  • Limited measurement range compared to some other accelerometers
  • Sensitive to external vibrations and shocks

Working Principles

The MMA6555KWR2 operates based on the principles of microelectromechanical systems (MEMS) technology. It utilizes capacitive sensing to measure changes in acceleration and tilt along the X, Y, and Z axes.

Detailed Application Field Plans

The MMA6555KWR2 is widely used in applications such as: - Motion-sensing gaming controllers - Wearable fitness trackers - Industrial equipment monitoring - Automotive safety systems

Detailed and Complete Alternative Models

Some alternative models to the MMA6555KWR2 include: - ADXL345 from Analog Devices - LIS3DH from STMicroelectronics - KX022 from Kionix

In conclusion, the MMA6555KWR2 accelerometer offers high sensitivity and low power consumption, making it suitable for various motion-sensing applications across different industries.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением MMA6555KWR2 в технических решениях.

  1. What is the MMA6555KWR2?

    • The MMA6555KWR2 is a 3-axis accelerometer sensor designed for motion and tilt sensing applications.

  2. What are the key features of the MMA6555KWR2?

    • The key features include low power consumption, high sensitivity, wide measurement range, and digital output.

  3. How is the MMA6555KWR2 typically used in technical solutions?

    • It is commonly used for orientation detection, gesture recognition, vibration monitoring, and inertial navigation systems.

  4. What is the operating voltage range of the MMA6555KWR2?

    • The operating voltage range is typically between 1.95V and 3.6V.

  5. Can the MMA6555KWR2 be used in harsh environments?

    • Yes, it is designed to withstand harsh environmental conditions and is suitable for industrial and automotive applications.

  6. What communication interfaces does the MMA6555KWR2 support?

    • It supports I2C and SPI communication interfaces for easy integration with microcontrollers and other devices.

  7. What is the resolution of the output data from the MMA6555KWR2?

    • The resolution is typically 12 bits, providing precise measurement capabilities.

  8. Does the MMA6555KWR2 have built-in motion detection features?

    • Yes, it includes built-in motion detection and free-fall detection functions for various applications.

  9. What are the typical power consumption characteristics of the MMA6555KWR2?

    • It has low power consumption, making it suitable for battery-powered applications, with options for low-power modes.

  10. Are there any application notes or reference designs available for the MMA6555KWR2?

    • Yes, there are application notes and reference designs provided by the manufacturer to assist with implementation in technical solutions.