7Semi IMU BMI270 Accelerometer and Gyroscope Breakout STEMMA QT / Qwiic

The 7Semi IMU BMI270 Accelerometer and Gyroscope Breakout (STEMMA QT / Qwiic Compatible) is a high-precision 6-axis inertial measurement unit (IMU) that combines a 3-axis accelerometer and a 3-axis gyroscope. Built around the Bosch Sensortec BMI270 sensor, it offers superior motion tracking performance with ultra-low power consumption, ideal for wearable, IoT, and motion-based applications. With its dual interface options (I²C/SPI) and Qwiic/STEMMA QT connectors, it allows quick and solder-free integration with popular microcontrollers and development boards.

Technical Specifications:

• Sensor IC: Bosch Sensortec BMI270
  
• Sensor Type: 6-axis IMU (3-axis accelerometer + 3-axis gyroscope)
  
• Accelerometer Measurement Range: ±2g, ±4g, ±8g, ±16g (configurable)
  
• Gyroscope Measurement Range: ±125, ±250, ±500, ±1000, ±2000 °/s (configurable)
  
• Output Data Rate (ODR): Up to 6.4 kHz
  
• Interface: I²C (Qwiic/STEMMA QT) and SPI
  
• Default I²C Address: 0x68 (can be changed to 0x69)
  
• Resolution: 16-bit (for both accelerometer and gyroscope)
  
• Power Supply Voltage: 1.71 V to 3.6 V (typical 3.3 V)
  
• Logic Level: 3.3 V compatible
  
•  Power Consumption:
   – Normal Mode: ~850 µA
   – Low Power Mode: ~200 µA
  
• FIFO Buffer: 1024 bytes for motion data logging
  
• Built-in Temperature Sensor: Yes
  
• Operating Temperature: -40°C to +85°C
  
• PCB Material: High-quality FR-4 with labeled pin headers

Features:

• 6-axis IMU combining accelerometer and gyroscope in one compact module
  
• High accuracy and stability for motion, orientation, and vibration sensing
  
• Ultra-low power design optimized for wearable and IoT devices
  
• Qwiic/STEMMA QT connectors for quick, solder-free integration
  
• I²C and SPI communication interfaces for flexible use Configurable output ranges and data rates for different applications
  
• Onboard FIFO memory reduces host MCU processing load
  
• Integrated motion detection, step counter, and gesture recognition algorithms
  
• Factory-calibrated sensor ensuring consistent measurement performance
  
• Compatible with Arduino, ESP32, STM32, and Raspberry Pi platforms

Applications:

• Motion tracking and orientation detection systems
  
• Fitness trackers and wearable health devices
  
• Robotics and drone stabilization
  
• Gesture recognition and motion control systems
  
• IoT-based smart devices and environmental monitors
  
• Industrial automation and vibration analysis
  
• AR/VR controllers and gaming peripherals
  
• Research and education in motion-sensing technologies
  
• Navigation and positioning systems for mobile robots