MMA8450QT

有效庫存4,595

Triple-axis accelerometer with ±2g/±4g/±8g range and 1.8V voltage

  • 製造商零件號 # : MMA8450QT

  • 包裝/封裝: VFQFN-16

  • 製造商: Freescale Semiconductor

  • 產品分類 : Accelerometers

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例子

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MMA8450QT 數據表

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詳細說明

NXP Semiconductors' MMA8450QT digital accelerometer is a cutting-edge sensor designed to deliver precise motion detection and measurement in a wide range of applications. With a dynamic range of ±2g, ±4g, or ±8g along each axis and a high resolution of 14 bits, this sensor offers accurate data output for tilt, vibration, and acceleration sensing. It also features programmable motion detection functions such as tap and freefall detection, providing customizable options to suit specific application needs. The MMA8450QT operates on a voltage range of 1.95V to 3.6V and consumes low power, making it well-suited for battery-powered devices. Additionally, its I2C or SPI interface allows for easy integration into existing systems, while the built-in self-test and soft-reset functions offer diagnostic capabilities for enhanced reliability. In summary, the MMA8450QT is a versatile and high-performance digital accelerometer that meets the demanding requirements of consumer electronics, automotive, industrial, and healthcare applications

主要特徵

  • Low power consumption
  • ±2g/±4g/±8g user selectable ranges
  • Digital outputs via I2C/SPI
  • 12-bit resolution
  • Embedded functions: tilt, motion detection, tap detection
  • High sensitivity and low noise

應用

  • Consumer electronics: smartphones, tablets, and wearables
  • Sports and fitness monitoring devices
  • Industrial automation and monitoring systems
  • Healthcare devices for patient monitoring
  • Gaming controllers and virtual reality headsets
  • Automotive applications for vehicle stability control and airbag deployment
  • Robotics for motion sensing and control
  • Security systems for detecting tampering or movement
  • Drones for stabilizing flight and capturing smooth video footage
  • Smart home devices for controlling lighting, heating, and security systems

規格

以下是所選零件的基本參數,涉及零件的特性及其所屬類別。

feature-packaging Tray feature-rad-hard
feature-pin-count 16 feature-supplier-package QFN
feature-standard-package-name1 QFN feature-cecc-qualified No
feature-esd-protection feature-military No
feature-aec-qualified No feature-aec-qualified-number
feature-auto-motive No feature-p-pap No
feature-eccn-code EAR99 feature-svhc Yes
feature-svhc-exceeds-threshold No

常見問題解答

What is MMA8450QT?

The MMA8450QT is a low-power, 3-axis accelerometer designed by NXP Semiconductors. It is ideal for applications requiring motion detection, tilt sensing, and vibration monitoring, such as consumer electronics, industrial equipment, and wearable devices.

How Does MMA8450QT Work?

The MMA8450QT works by sensing acceleration along three axes and converting the acceleration into digital output data. It utilizes a micro-electromechanical systems (MEMS) sensing element and signal conditioning circuitry to accurately measure acceleration and tilt. The device features a built-in motion detection engine for detecting specific motion patterns.

How Many Pins does MMA8450QT have and What are the Functions of the Pinout Configuration?

The MMA8450QT is housed in a 16-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:

  • VDD, VDDIO: Power supply pins for the sensor and I/O interface, respectively.
  • GND: Ground pin.
  • SDA, SCL: I2C serial communication interface pins.
  • INT1, INT2: Interrupt pins for motion detection and other events.
  • XYZ: Acceleration output pins for the three axes.

What are the Pros and Cons of MMA8450QT?

Pros:

  • Low Power Consumption: Operates with low power for battery-powered applications.
  • Integrated Motion Detection: Includes a motion detection engine for detecting specific motion events.
  • Small Form Factor: The QFN package is compact, allowing for space-efficient designs.
  • Wide Voltage Range: Supports a wide voltage range for versatile system integration.
  • Digital Output: Provides digital output data for easy interfacing with microcontrollers and digital systems.

Cons:

  • Resolution: The resolution of the accelerometer may not be as high as some other models on the market.
  • Limited Programmability: May have limited programmable features compared to more advanced accelerometers.
  • Environmental Sensitivity: The sensor may be sensitive to environmental factors such as temperature and vibration.

Are There Any Equivalents/Alternatives to MMA8450QT for Recommendation?

  • The LIS3DH from STMicroelectronics is a similar 3-axis accelerometer with additional features.
  • Alternatives to the MMA8450QT include the ADXL345 from Analog Devices and the KX022-1020 from Kionix.

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