SKU: SENS-1070
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Bosch BMI323 6-Axis IMU Sensor, ±16g Accelerometer + ±2000 dps Gyroscope, 16-bit, 6.4kHz ODR, I²C/SPI/I3C, LGA-14

₹729.00 (Inclusive of all taxes)
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The Bosch BMI323 is a high-performance 6-axis IMU integrating a 16-bit accelerometer (±16g) and gyroscope (±2000 dps), designed for precise motion tracking in wearables, robotics, and IoT devices. It features configurable ODR up to 6.4 kHz and supports I²C, SPI, and I3C interfaces for seamless integration with microcontrollers like Arduino, Raspberry Pi, ESP32, and STM32.

Features

  • High-resolution 16-bit 6-axis IMU with ±16g accelerometer and ±2000 dps gyroscope
  • Configurable output data rate up to 6.4 kHz for high-speed motion capture
  • Ultra-low power consumption of ~790 µA (typical) for battery-operated applications
  • Multi-interface support: I²C, SPI, and I3C for flexible system integration
  • Built-in smart functions: step counting, gesture recognition, and activity tracking

Out of stock

Description

The Bosch BMI323 is a MEMS-based inertial measurement unit that combines a triaxial accelerometer and gyroscope in a single LGA-14 package. It delivers high-fidelity linear acceleration and angular rate data with 16-bit digital output, enabling precise motion analysis and orientation tracking. The sensor’s configurable ranges and high ODR make it suitable for dynamic applications requiring rapid response.

Engineered for low-power operation, the BMI323 features intelligent power management and a fast startup time, making it ideal for always-on wearable and portable IoT devices. Its robust digital interface and integrated motion detection algorithms simplify firmware development for complex motion-sensing tasks.

Key Features

  • Integrated 6-axis MEMS sensor with 16-bit digital output for high-precision motion data
  • Wide configurable sensing ranges: accelerometer up to ±16g, gyroscope up to ±2000°/s
  • High-speed data output up to 6.4 kHz for capturing rapid motion and vibrations
  • Ultra-low power architecture (~790 µA typical) optimized for wearable and battery-powered designs
  • Multi-protocol communication support: standard I²C, SPI, and next-generation I3C interfaces
  • On-chip intelligent features: step counter, gesture recognition, and activity classification
  • Compact and robust LGA-14 surface-mount package for space-constrained PCB designs
  • Excellent temperature stability and low noise performance for reliable operation in varying environments

Applications

  • Advanced wearable devices for fitness tracking, step counting, and activity monitoring
  • Robotics and drone stabilization systems requiring high-rate inertial navigation
  • IoT sensor nodes and smart home controllers for gesture-based user interfaces
  • Industrial condition monitoring and vibration analysis in machinery
  • Augmented/Virtual Reality (AR/VR) headsets for precise head-tracking and motion control

Technical Specifications

Manufacturer Part NumberBMI323
BrandBosch Sensortec
Sensor Type6-Axis IMU (Accelerometer + Gyroscope)
Accelerometer RangeConfigurable up to ±16g
Gyroscope RangeConfigurable up to ±2000 dps
Output Resolution16-bit
Output Data Rate (ODR)Up to 6.4 kHz
Communication InterfaceI²C, SPI, I3C
Package TypeLGA-14
Mounting TypeSurface Mount (SMD)
Typical Power Consumption~790 µA

Frequently Asked Questions

What are the available communication interfaces for the Bosch BMI323?

The Bosch BMI323 supports three digital communication protocols: I²C (up to 3.4 MHz), SPI (up to 10 MHz), and I3C. This multi-interface flexibility allows for easy integration into a wide range of host systems, from simple microcontrollers to complex application processors, without requiring level shifters or signal conditioning.

What is the typical power consumption of the BMI323 sensor?

The BMI323 has a typical operating current of approximately 790 µA with both accelerometer and gyroscope active at a 100 Hz output data rate. It features advanced power-saving modes, including a suspend mode and deep sleep, which can reduce current consumption to a few microamps, making it highly suitable for battery-powered IoT and wearable applications.

How do I configure the accelerometer and gyroscope measurement ranges?

Both the accelerometer (±2g, ±4g, ±8g, ±16g) and gyroscope (±125 dps, ±250 dps, ±500 dps, ±1000 dps, ±2000 dps) ranges are software-configurable via the sensor's register map. You can set the desired sensitivity through the I²C, SPI, or I3C interface, allowing dynamic adjustment of the sensor's performance based on application requirements for resolution or maximum detectable motion.

Does the BMI323 include built-in motion detection features?

Yes, the BMI323 integrates several smart, programmable motion detection functions. These include a step counter for pedestrian dead reckoning, gesture recognition for user interface control, and activity tracking (like stationary, walking, running). These features are implemented in hardware, reducing the processing load on the host microcontroller and saving system power.

Package Includes

  • 1 x Bosch BMI323 6-Axis IMU Sensor (LGA-14 package)

Additional Information

Weight 0.005 kg
Dimensions 2 × 2 × 2 cm