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MMA2204D
Product Overview
Category
The MMA2204D belongs to the category of integrated circuits (ICs) and is specifically designed as a digital accelerometer.
Use
It is used for measuring acceleration in various electronic devices and systems, providing crucial data for motion detection and orientation sensing.
Characteristics
- High sensitivity
- Low power consumption
- Small form factor
- Wide measurement range
Package
The MMA2204D is typically available in a small surface-mount package, making it suitable for compact electronic designs.
Essence
The essence of the MMA2204D lies in its ability to accurately measure acceleration and provide precise data for motion-related applications.
Packaging/Quantity
It is commonly packaged in reels or trays and is available in varying quantities based on the manufacturer's specifications.
Specifications
- Measurement Range: ±2g, ±4g, ±8g, ±16g
- Output Resolution: 12-bit
- Operating Voltage: 1.95V to 3.6V
- Operating Temperature Range: -40°C to +85°C
- Output Interface: Digital I2C/SPI
Detailed Pin Configuration
The MMA2204D features a standard pin configuration with pins for power supply, ground, communication interface, and sensor output.
| Pin Name | Function | |----------|----------------| | VDD | Power Supply | | GND | Ground | | SDA | I2C Data Line | | SCL | I2C Clock Line | | CS | SPI Chip Select| | INT | Interrupt Output|
Functional Features
- Digital output for easy interfacing with microcontrollers
- Built-in self-test functionality for diagnostic purposes
- Low-power mode for battery-operated applications
- High accuracy and stability over temperature and time
Advantages and Disadvantages
Advantages
- High sensitivity for precise motion detection
- Low power consumption for extended battery life
- Compact form factor for space-constrained designs
- Wide measurement range for versatile applications
Disadvantages
- Limited to digital output only, may require additional components for analog signal processing
- Sensitive to electromagnetic interference in certain environments
Working Principles
The MMA2204D operates based on the principle of capacitive sensing, where changes in capacitance due to acceleration are converted into digital signals using internal circuitry. This digital output is then processed by external microcontrollers for various applications.
Detailed Application Field Plans
The MMA2204D finds extensive use in: - Consumer electronics for gesture recognition and screen orientation - Industrial equipment for vibration monitoring and impact detection - Automotive systems for airbag deployment and vehicle stability control - Wearable devices for activity tracking and fall detection
Detailed and Complete Alternative Models
Some alternative models to the MMA2204D include: - ADXL345 from Analog Devices - LIS3DH from STMicroelectronics - KX022 from Kionix
In conclusion, the MMA2204D is a versatile digital accelerometer with high sensitivity, low power consumption, and a wide measurement range, making it suitable for a diverse range of applications across various industries.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de MMA2204D em soluções técnicas
What is MMA2204D?
- MMA2204D is a 3-axis digital accelerometer sensor that measures acceleration in three dimensions.
What are the typical applications of MMA2204D?
- MMA2204D is commonly used in applications such as motion detection, tilt sensing, vibration monitoring, and impact detection in various technical solutions.
What is the operating voltage range for MMA2204D?
- The operating voltage range for MMA2204D is typically between 1.95V and 3.6V.
How does MMA2204D communicate with microcontrollers or other devices?
- MMA2204D typically communicates using I2C or SPI communication protocols to interface with microcontrollers or other devices.
What is the measurement range of MMA2204D?
- MMA2204D has a selectable measurement range, commonly ±2g, ±4g, or ±8g, allowing it to measure accelerations within these ranges.
Can MMA2204D be used for impact detection in industrial equipment?
- Yes, MMA2204D can be utilized for impact detection in industrial equipment to monitor and detect sudden changes in acceleration.
Is MMA2204D suitable for wearable devices and activity trackers?
- Yes, MMA2204D is suitable for wearable devices and activity trackers due to its small form factor and low power consumption.
What are the key features of MMA2204D for automotive applications?
- In automotive applications, MMA2204D's high shock survivability, wide temperature range, and low power consumption make it suitable for vehicle stability control and airbag deployment systems.
Does MMA2204D have built-in motion detection features?
- Yes, MMA2204D often includes built-in motion detection features, allowing it to detect specific motion patterns or events.
How can MMA2204D be integrated into a technical solution?
- MMA2204D can be integrated by connecting it to a microcontroller, processing the sensor data, and implementing algorithms to interpret the acceleration measurements for the specific application requirements.