ADXL345 TRIPPLE AXIS ACCELEROMETER

ADXL345 Triple Axis Accelerometer is a compact, low-power, 3-axis accelerometer with high resolution (13-bit) measurement at up to ±16g. It is ideal for mobile device applications, gaming interfaces, and motion-activated functions.

Key Features of ADXL345 Accelerometer:

• • 3-Axis Measurement: Detects acceleration in X, Y, and Z directions.
  • Digital Interface: Supports I2C and SPI communication protocols.
  • Low Power Consumption: Ideal for battery-operated devices.
  • High Resolution: 13-bit resolution with a measurement range of ±2g to ±16g.
  • Tap/Double Tap Detection: Useful for gesture-based controls.
  • Free-Fall Detection: Built-in motion detection algorithms.

Technical Specifications of ADXL345 Accelerometer:

• • Measurement Range: ±2g, ±4g, ±8g, ±16g
  • Resolution: 13-bit
  • Interface: I2C (up to 400kHz) / SPI (up to 5MHz)
  • Operating Voltage: 2.0V to 3.6V (typically 3.3V)
  • Output Data Rate: 10Hz to 3200Hz
  • Power Consumption: 23µA in measurement mode
  • Operating Temperature: −40°C to +85°C
  • Package Type: LGA 14-lead

Mechanical Characteristics of ADXL345 Module:

• • Board Dimensions: Approx. 20mm x 15mm
  • Mounting Holes: 2mm diameter
  • Weight: Approx. 2 grams
  • Module Format: Breakout board with header pins
  • PCB Thickness: Standard 1.2mm

Wiring Diagram and Pinout of ADXL345 Module:

• • VCC: Connect to 3.3V power supply
  • GND: Ground
  • SDA: Serial Data Line for I2C
  • SCL: Serial Clock Line for I2C
  • CS: Chip Select (LOW for SPI, HIGH for I2C)
  • SDO: Serial Data Out for SPI (optional)
  • INT1/INT2: Interrupt output pins

Applications of ADXL345 Accelerometer:

• • Mobile Devices: Orientation detection, tap/double-tap, and free-fall sensing.
  • Gaming Controllers: Motion-sensitive inputs for enhanced gameplay.
  • Fitness Devices: Step counters and motion tracking systems.
  • Robotics: Angle and tilt sensing in robotic arms and vehicles.
  • Wearables: Activity monitoring and gesture-based control.

Equivalent Models:

• • MPU6050: 6-axis gyro + accelerometer for motion sensing applications.
  • ADXL335: Analog output 3-axis accelerometer.

Datasheet:

• • Download ADXL345 Datasheet

Keywords for ADXL345 Accelerometer Module:

• • ADXL345 Module
  • Triple Axis Accelerometer
  • I2C Accelerometer Sensor
  • 3-Axis Motion Sensor
  • ADXL345 Breakout Board

Package Includes:

• • 1x GY-291 ADXL345 Triple Axis Accelerometer Module