NXP USA Inc.
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MMA5112KWR2
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MMA5112KWR2

Product Overview

Category

The MMA5112KWR2 belongs to the category of motion sensors.

Use

It is used for detecting and measuring acceleration, tilt, and vibration in various applications.

Characteristics

  • High sensitivity
  • Low power consumption
  • Compact size
  • Wide operating temperature range

Package

The MMA5112KWR2 is available in a small surface-mount package.

Essence

This sensor is essential for precise motion detection and measurement in electronic devices and systems.

Packaging/Quantity

The sensor is typically packaged in reels containing a specific quantity based on the manufacturer's specifications.

Specifications

  • Operating Voltage: 1.8V to 3.6V
  • Sensing Range: ±2g to ±16g
  • Output Type: Digital I2C/SPI
  • Operating Temperature: -40°C to 85°C
  • Dimensions: 3mm x 3mm x 1mm

Detailed Pin Configuration

The MMA5112KWR2 has a detailed pin configuration with specific pins allocated for power supply, ground, communication interface, and sensor output.

Functional Features

  • Three-axis accelerometer
  • Built-in motion detection algorithms
  • Programmable interrupt capabilities
  • Self-test function for calibration

Advantages

  • Accurate motion sensing
  • Low power consumption
  • Small form factor
  • Flexible integration with microcontrollers

Disadvantages

  • Limited sensing range compared to some other models
  • Higher cost compared to basic motion sensors

Working Principles

The MMA5112KWR2 operates based on the principles of micro-electromechanical systems (MEMS) technology, utilizing capacitive sensing to detect and measure motion along three axes.

Detailed Application Field Plans

Automotive

  • Vehicle stability control systems
  • Impact detection for airbag deployment
  • Tilt and inclination measurement for off-road vehicles

Consumer Electronics

  • Gesture recognition in smartphones and tablets
  • Gaming controllers for motion-based input
  • Wearable devices for activity tracking

Industrial

  • Condition monitoring for machinery
  • Vibration analysis in manufacturing equipment
  • Robotics for precise motion control

Detailed and Complete Alternative Models

  • MMA8452Q: Offers a wider sensing range and lower cost
  • ADXL345: Provides similar functionality with different communication interfaces
  • BNO055: Integrates accelerometer with gyroscope and magnetometer for absolute orientation sensing

In conclusion, the MMA5112KWR2 is a versatile motion sensor with high sensitivity and low power consumption, making it suitable for various applications across industries. While it has limitations in terms of sensing range and cost, its accurate motion detection capabilities make it a valuable component in electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MMA5112KWR2 v technických řešeních

  1. What is the MMA5112KWR2?

    • The MMA5112KWR2 is a low-power, high-performance 3-axis accelerometer designed for applications requiring high sensitivity and reliability.

  2. What is the operating voltage range of the MMA5112KWR2?

    • The operating voltage range of the MMA5112KWR2 is typically between 1.95V and 3.6V.

  3. What are the typical applications of the MMA5112KWR2?

    • The MMA5112KWR2 is commonly used in applications such as motion detection, orientation sensing, and vibration monitoring in various technical solutions.

  4. What is the output data rate of the MMA5112KWR2?

    • The MMA5112KWR2 offers selectable output data rates ranging from 1.56 Hz to 800 Hz, allowing flexibility in different applications.

  5. How does the MMA5112KWR2 communicate with microcontrollers or other devices?

    • The MMA5112KWR2 typically communicates using I2C or SPI interfaces, providing easy integration with a wide range of microcontrollers and other devices.

  6. What is the resolution of the MMA5112KWR2?

    • The MMA5112KWR2 has a high resolution, offering up to 14 bits of data for accurate motion and orientation sensing.

  7. Is the MMA5112KWR2 suitable for battery-powered applications?

    • Yes, the MMA5112KWR2's low-power operation makes it well-suited for battery-powered applications, helping to extend the device's operational lifetime.

  8. Can the MMA5112KWR2 withstand harsh environmental conditions?

    • The MMA5112KWR2 is designed to be robust and can withstand moderate levels of shock and vibration, making it suitable for various industrial and automotive applications.

  9. Does the MMA5112KWR2 include built-in self-test capabilities?

    • Yes, the MMA5112KWR2 features built-in self-test capabilities to verify its proper operation and accuracy, ensuring reliable performance in technical solutions.

  10. Are there any specific mounting considerations for integrating the MMA5112KWR2 into a technical solution?

    • When integrating the MMA5112KWR2, it's important to consider proper mounting techniques to minimize mechanical stress and ensure accurate sensor readings. This may involve using appropriate adhesives or mounting hardware to secure the sensor effectively.