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MMA3201D
Product Overview
Category
The MMA3201D belongs to the category of accelerometers, specifically a dual-axis, low-g accelerometer.
Use
It is used for measuring acceleration in various applications such as automotive, industrial, and consumer electronics.
Characteristics
- Dual-axis accelerometer
- Low-g sensing capability
- High sensitivity and accuracy
- Compact and lightweight design
Package
The MMA3201D comes in a small surface-mount package, making it suitable for integration into compact electronic devices.
Essence
The essence of the MMA3201D lies in its precise measurement of low-level accelerations in two axes, enabling accurate motion detection and tilt sensing.
Packaging/Quantity
The MMA3201D is typically available in tape and reel packaging with quantities varying based on the supplier and customer requirements.
Specifications
- Sensing Range: ±2g
- Sensitivity: 800 mV/g
- Operating Voltage: 2.2V to 3.6V
- Output Type: Analog
- Operating Temperature Range: -40°C to 85°C
- Dimensions: 3mm x 3mm x 1mm
Detailed Pin Configuration
The MMA3201D features a standard 8-pin surface-mount configuration: 1. VDD (Power supply) 2. GND (Ground) 3. XOUT (X-axis analog output) 4. NC (No connection) 5. YOUT (Y-axis analog output) 6. NC (No connection) 7. SELF_TEST (Self-test input) 8. SLEEP (Sleep mode control)
Functional Features
- Dual-axis sensing
- Low power consumption
- Self-test capability
- Sleep mode for power management
- High linearity and stability
Advantages
- Accurate low-g sensing
- Small form factor
- Wide operating temperature range
- Low power consumption
- Self-test feature for reliability checks
Disadvantages
- Limited sensing range compared to higher-g accelerometers
- Analog output requires external signal conditioning
Working Principles
The MMA3201D operates based on the principle of capacitive sensing, where the deflection of microstructures due to acceleration generates a differential capacitance that is converted into an analog voltage proportional to the applied acceleration.
Detailed Application Field Plans
The MMA3201D finds application in: - Automotive safety systems - Industrial vibration monitoring - Tilt sensing in consumer electronics - Motion detection in gaming controllers - Wearable fitness devices
Detailed and Complete Alternative Models
- MMA8452Q: Triple-axis accelerometer with digital output
- ADXL362: Ultra-low power, digital output accelerometer
- BMA250E: Low-power, digital output accelerometer
In conclusion, the MMA3201D offers precise dual-axis low-g sensing in a compact package, making it suitable for various applications requiring accurate motion detection and tilt sensing.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng MMA3201D trong giải pháp kỹ thuật
What is MMA3201D?
- MMA3201D is a low-g, three-axis accelerometer sensor that measures acceleration in three dimensions.
What are the typical applications of MMA3201D?
- MMA3201D is commonly used in applications such as motion detection, tilt sensing, and vibration monitoring in various technical solutions.
How does MMA3201D communicate with microcontrollers or other devices?
- MMA3201D typically communicates using standard digital interfaces such as I2C or SPI to transfer data to microcontrollers or other devices.
What is the operating voltage range of MMA3201D?
- The operating voltage range of MMA3201D is typically between 2.2V and 3.6V.
Can MMA3201D be used in battery-powered devices?
- Yes, MMA3201D's low power consumption makes it suitable for use in battery-powered devices.
What is the resolution of MMA3201D?
- MMA3201D has a resolution of up to 10 bits, providing accurate measurement of acceleration.
Is MMA3201D suitable for high-impact environments?
- MMA3201D is designed to withstand high impact and is suitable for use in harsh environments.
What are the key features of MMA3201D?
- Some key features of MMA3201D include low power consumption, low noise, and a wide measurement range.
Can MMA3201D be used for detecting orientation changes in electronic devices?
- Yes, MMA3201D can be used for detecting orientation changes, making it suitable for applications such as screen rotation in smartphones and tablets.
Are there any specific calibration requirements for MMA3201D?
- MMA3201D may require initial calibration to ensure accurate measurement, especially in precision applications.