NXP USA Inc.
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MMA5212LWR2
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MMA5212LWR2

Product Overview

The MMA5212LWR2 belongs to the category of accelerometers and is commonly used for measuring acceleration in various electronic devices. This accelerometer is known for its compact size, high accuracy, and low power consumption. The package includes a single unit of the MMA5212LWR2 accelerometer.

Basic Information

  • Category: Accelerometer
  • Use: Measuring acceleration in electronic devices
  • Characteristics: Compact size, high accuracy, low power consumption
  • Package: Single unit
  • Essence: Accurate measurement of acceleration
  • Packaging/Quantity: Single unit

Specifications

  • Sensitivity: 800 mV/g
  • Operating Voltage: 1.95V to 3.6V
  • Operating Temperature Range: -40°C to +85°C
  • Output Type: Analog
  • Dimensions: 3mm x 3mm x 0.9mm

Detailed Pin Configuration

The MMA5212LWR2 features a standard pin configuration with the following pins: 1. VDD (Power supply) 2. GND (Ground) 3. XOUT (Analog output for the X-axis) 4. YOUT (Analog output for the Y-axis) 5. Self-test 6. ST (Self-test input) 7. SCL (I2C serial clock) 8. SDA (I2C serial data)

Functional Features

  • High sensitivity for accurate measurements
  • Low power consumption for extended battery life
  • Small form factor for easy integration into electronic devices
  • I2C interface for digital communication

Advantages and Disadvantages

Advantages

  • Accurate measurement of acceleration
  • Low power consumption
  • Small form factor

Disadvantages

  • Limited operating temperature range (-40°C to +85°C)

Working Principles

The MMA5212LWR2 operates based on the principle of capacitive sensing. When subjected to acceleration, the mass inside the accelerometer causes a change in capacitance, which is then converted into an analog voltage proportional to the applied acceleration.

Detailed Application Field Plans

The MMA5212LWR2 is widely used in applications such as: - Motion detection in consumer electronics - Tilt sensing in industrial equipment - Vibration monitoring in automotive systems

Detailed and Complete Alternative Models

Some alternative models to the MMA5212LWR2 include: - ADXL345 - LIS3DH - KX022

In conclusion, the MMA5212LWR2 accelerometer offers high accuracy and low power consumption, making it suitable for various applications requiring precise acceleration measurements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MMA5212LWR2 en soluciones técnicas

  1. What is the MMA5212LWR2?

    • The MMA5212LWR2 is a low-power, three-axis accelerometer sensor designed for motion and tilt sensing applications.

  2. What is the operating voltage range of the MMA5212LWR2?

    • The operating voltage range of the MMA5212LWR2 is 1.95V to 3.6V.

  3. What is the output data rate of the MMA5212LWR2?

    • The output data rate of the MMA5212LWR2 is selectable from 1.56 Hz to 800 Hz.

  4. What are the typical applications of the MMA5212LWR2?

    • Typical applications of the MMA5212LWR2 include motion-activated functions, gaming and virtual reality input devices, and orientation detection.

  5. What is the sensitivity range of the MMA5212LWR2?

    • The sensitivity range of the MMA5212LWR2 is selectable between ±2g, ±4g, and ±8g.

  6. Does the MMA5212LWR2 support low-power operation?

    • Yes, the MMA5212LWR2 is designed for low-power operation, making it suitable for battery-powered applications.

  7. What communication interfaces does the MMA5212LWR2 support?

    • The MMA5212LWR2 supports both I2C and SPI communication interfaces for easy integration into various systems.

  8. Is the MMA5212LWR2 suitable for harsh environments?

    • The MMA5212LWR2 is designed with high shock survivability and reliability, making it suitable for harsh environments.

  9. Can the MMA5212LWR2 be used for vibration monitoring applications?

    • Yes, the MMA5212LWR2 can be utilized for vibration monitoring and analysis in industrial and structural health monitoring applications.

  10. What are the key advantages of using the MMA5212LWR2 in technical solutions?

    • The key advantages of using the MMA5212LWR2 include its low power consumption, small form factor, high accuracy, and versatile functionality for motion sensing applications.