OverviewThe ADXL343 is a triaxial accelerometer that is part of its Microelectromechanical Systems accelerometer product line. It is capable of measuring acceleration in four different ranges of ±2g, ±4g, ±8g, and ±16g, which are programmable and suitable for a variety of dynamic and static acceleration measurement applications such as tilt sensing, motion tracking, shock detection, and vibration measurement.
Features
1. Multi-Range Selection Supports four ranges of ±2g, ±4g, ±8g and ±16g, suitable for a wide range of acceleration measurement needs from static to dynamic.
2. High Resolution Detection Provides 13-bit resolution, which can accurately capture small acceleration changes, ensuring high accuracy and reliability of data. 3.
3. Low Power Consumption Design Extremely low power consumption in normal mode and power-saving mode, suitable for battery-powered devices to prolong the use of time. 4.
4. Built-in Intelligent Functions Integration of free-fall and activity/static monitoring functions reduces the burden on the main processor and improves system efficiency.
5. Flexible communication interface Supports SPI and I²C interfaces, compatible with a variety of microcontrollers, I²C is recommended to simplify design and integration.
Specification
Three-axis measurement: X, Y and Z axes.
User-selectable output resolutions: ±2g, ±4g, ±8g, ±16g.
High Resolution: The ADXL343 provides up to 13-bit resolution, allowing it to detect very small changes in acceleration.
Data output rate: Its data output rate is variable, ranging from 0.1 Hz to 3.2 kHz, allowing the user to set the appropriate output rate according to their needs.
Low Power Consumption: The device has very low power consumption in normal measurement mode, and also has a power saving mode to further reduce power consumption when frequent data updates are not required.
Built-in functions: These include functions such as free-fall detection and activity/static monitoring, which can be implemented directly on the device through internal algorithms, reducing the burden on the main processor.
Communication interface: Communication via SPI (Serial Peripheral Interface) or I²C (Two-wire Serial Interface) for good compatibility and easy integration with a wide range of microcontrollers or processors.
Package: Miniaturised design for portable devices.
Hardware support: free-fall detection, tap detection, activity/static detection
Hardware support: I2C and SPI, I2C is recommended to simplify the use.
Product size ：25*17*5mm
Application Areas:
The ADXL343 is ideally suited for the following areas due to its miniaturised package and wide range options:
Consumer electronics: such as smartphones, watches, fitness trackers, etc. for step counting, activity recognition, etc.
Medical devices: for activity monitoring of patients or fall detection of the elderly.
Industrial applications: e.g. vibration monitoring and control of equipment.
Automotive safety systems: collision detection and vehicle motion monitoring.
Gaming and virtual reality: as a user input device to detect movement and orientation.
The ADXL343's flexibility and high performance make it ideal for use in a wide range of applications requiring precise dynamic and static acceleration measurements. It offers the features and performance specifications to meet the needs of a wide range of challenging applications.
Package includes
1 x Module
2 x Pin
