NXP USA Inc.
Bild kan vara representation.
Se specifikationer för produktinformation.
MMA2202D
Visa detalj Datablad

MMA2202D

Product Overview

Category

The MMA2202D belongs to the category of accelerometers, specifically a dual-axis accelerometer.

Use

It is used for measuring acceleration in two perpendicular axes.

Characteristics

  • Dual-axis measurement capability
  • High sensitivity and accuracy
  • Low power consumption
  • Compact size

Package

The MMA2202D is typically available in a small surface-mount package.

Essence

The essence of the MMA2202D lies in its ability to accurately measure acceleration in two dimensions with high precision and low power consumption.

Packaging/Quantity

The MMA2202D is usually supplied in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Measurement Range: ±2g
  • Sensitivity: 800 mV/g
  • Operating Voltage: 2.2V - 3.6V
  • Operating Temperature Range: -40°C to +85°C
  • Output Type: Analog

Detailed Pin Configuration

The MMA2202D has a total of 8 pins: 1. VDD (Power Supply) 2. GND (Ground) 3. XOUT (X-Axis Output) 4. YOUT (Y-Axis Output) 5. NC (No Connection) 6. NC (No Connection) 7. ST (Self-Test) 8. SLEEP (Sleep Mode)

Functional Features

  • Dual-axis measurement
  • Self-test capability
  • Low power sleep mode
  • Wide operating temperature range

Advantages and Disadvantages

Advantages

  • Accurate measurement in two dimensions
  • Low power consumption
  • Small form factor

Disadvantages

  • Limited measurement range compared to some other accelerometers
  • Analog output may require additional signal conditioning

Working Principles

The MMA2202D operates based on the principles of capacitive sensing. When subjected to acceleration, the mass within the sensor causes a change in capacitance, which is then converted into an analog voltage output proportional to the applied force.

Detailed Application Field Plans

The MMA2202D finds applications in various fields such as: - Consumer electronics for tilt sensing and gaming controllers - Industrial equipment for vibration monitoring - Automotive industry for airbag deployment systems - Aerospace for attitude control in satellites and aircraft

Detailed and Complete Alternative Models

Some alternative models to the MMA2202D include: - MMA8452Q: Triple-axis accelerometer with digital output - ADXL335: Triple-axis accelerometer with analog output - LIS3DH: Triple-axis accelerometer with digital output and advanced features

In conclusion, the MMA2202D is a compact and precise dual-axis accelerometer suitable for a wide range of applications requiring accurate measurement of acceleration in two dimensions.

Word Count: 411

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MMA2202D i tekniska lösningar

  1. What is MMA2202D?

    • MMA2202D is a dual-axis accelerometer sensor that measures acceleration in two perpendicular axes.

  2. What are the typical applications of MMA2202D?

    • MMA2202D is commonly used in applications such as tilt sensing, motion detection, and vibration monitoring in various technical solutions.

  3. What is the operating voltage range for MMA2202D?

    • The operating voltage range for MMA2202D is typically between 2.2V and 3.6V.

  4. How does MMA2202D communicate with microcontrollers or other devices?

    • MMA2202D typically communicates using I2C or SPI communication protocols.

  5. What is the resolution of MMA2202D?

    • The resolution of MMA2202D is typically 8- or 10-bit, depending on the configuration.

  6. Can MMA2202D be used for impact detection in industrial equipment?

    • Yes, MMA2202D can be utilized for impact detection in industrial equipment to monitor and detect sudden changes in acceleration.

  7. Is MMA2202D suitable for automotive applications?

    • Yes, MMA2202D is suitable for automotive applications such as vehicle stability control systems and airbag deployment systems.

  8. What is the temperature range for operation of MMA2202D?

    • The typical operating temperature range for MMA2202D is -40°C to 85°C.

  9. Can MMA2202D be used for orientation detection in consumer electronics?

    • Yes, MMA2202D can be employed for orientation detection in consumer electronics like smartphones and tablets.

  10. Are there any specific considerations for PCB layout when integrating MMA2202D?

    • It is important to follow the manufacturer's guidelines for PCB layout, including proper grounding, decoupling capacitors, and minimizing noise sources near the sensor to ensure accurate readings.