SKU: SENS-1055
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STMicroelectronics LSM6DSO32TR 6-Axis IMU, 3-Axis Accelerometer + 3-Axis Gyroscope, I²C/SPI/MIPI I3C, ±4/8/16/32g, ±125–2000 dps, Low Power SMD

₹5,289.00 (Inclusive of all taxes)
Out of Stock

The STMicroelectronics LSM6DSO32TR is a high-performance, low-power 6-axis inertial measurement unit (IMU) integrating a 3-axis digital accelerometer and a 3-axis digital gyroscope. It features I²C, SPI, and MIPI I3C interfaces for seamless integration with microcontrollers like STM32, ESP32, and Raspberry Pi, making it ideal for advanced motion tracking and orientation sensing applications.

Features

  • High-performance 6-axis IMU with 3-axis accelerometer (±4/8/16/32g) and 3-axis gyroscope (±125 to ±2000 dps).
  • Ultra-low power consumption down to 0.55 mA in high-performance mode, ideal for battery-powered IoT and wearable devices.
  • Integrated 9 kB smart FIFO buffer for efficient data handling and reduced host processor load.
  • Advanced embedded features including step detection, tilt sensing, free-fall detection, and a programmable finite state machine.
  • Compact 2.5mm × 3mm × 0.83mm LGA package suitable for space-constrained designs.

Out of stock

Description

The LSM6DSO32TR utilizes advanced MEMS technology to deliver precise and stable motion data. Its digital output is factory calibrated, ensuring high accuracy across its full operating temperature range of -40°C to +85°C. The sensor’s robust architecture minimizes cross-axis sensitivity and provides excellent signal integrity for demanding motion analysis tasks.

Designed for intelligent sensor fusion, the IMU includes an embedded temperature sensor and supports multiple digital communication protocols, including the modern MIPI I3C standard alongside I²C and SPI. This flexibility allows for easy integration into complex systems for robotics, drone navigation, industrial condition monitoring, and augmented/virtual reality platforms.

Key Features

  • High-Resolution Motion Sensing: Delivers precise linear acceleration and angular rate measurements with programmable full-scale ranges for optimized performance.
  • Advanced Power Management: Features multiple operational modes allowing designers to balance performance and power consumption for extended battery life.
  • Intelligent On-Chip Processing: Embedded algorithms for step counting, tilt detection, and significant motion recognition reduce system-level computational overhead.
  • Robust Data Handling: The 9 kB smart FIFO can store sensor data and be configured with multiple operating modes to manage data streams efficiently.
  • Flexible Digital Interfaces: Supports standard I²C (up to 1 MHz), SPI (up to 10 MHz), and MIPI I3C for high-speed, multi-drop communication.
  • Extended Operational Range: Operates from a supply voltage of 1.71V to 3.6V with a wide temperature range, ensuring reliability in harsh environments.
  • Compact Industrial-Grade Package: The small-footprint LGA package is designed for automated assembly and provides a high-value build for compact electronic designs.

Applications

  • Wearable device activity tracking and gesture recognition.
  • Robotics and drone navigation for precise attitude and heading reference.
  • Industrial condition monitoring for vibration analysis and equipment health.
  • Augmented and virtual reality (AR/VR) headset motion tracking.
  • IoT asset tracking and smart home automation for orientation sensing.

Technical Specifications

Manufacturer Part NumberLSM6DSO32TR
Sensor Type6-Axis Inertial Measurement Unit (IMU)
Accelerometer Type3-Axis Digital
Gyroscope Type3-Axis Digital
Accelerometer Range±4 g, ±8 g, ±16 g, ±32 g (Programmable)
Gyroscope Range±125 dps, ±250 dps, ±500 dps, ±1000 dps, ±2000 dps (Programmable)
Communication InterfaceI²C, SPI, MIPI I3C
Supply Voltage (Vdd)1.71 V to 3.6 V
I/O Voltage (Vddio)1.62 V to 3.6 V
Current Consumption (High-Perf.)~0.55 mA
FIFO Memory9 kB Smart FIFO
Embedded FeaturesStep Counter, Tilt Detection, Free-Fall, Significant Motion, Programmable FSM
Operating Temperature-40°C to +85°C
Package TypeLGA
Package Dimensions2.5 mm × 3.0 mm × 0.83 mm

Frequently Asked Questions

What is the operating voltage range for the LSM6DSO32TR IMU?

The LSM6DSO32TR operates from a main supply voltage (Vdd) of 1.71V to 3.6V. Its digital I/O pins are compatible with a separate supply voltage (Vddio) ranging from 1.62V to 3.6V, allowing flexible interfacing with 1.8V or 3.3V logic microcontrollers.

What communication interfaces does this IMU support?

This sensor supports three digital communication protocols: standard I²C (up to 1 MHz), SPI (up to 10 MHz), and the modern MIPI I3C interface. This provides high flexibility for system design, enabling both simple two-wire connections and higher-speed data streaming.

How do I access the embedded features like step counting and tilt detection?

The embedded features are accessed and configured via the sensor's internal registers using I²C or SPI commands. STMicroelectronics provides comprehensive driver libraries and application notes that detail how to enable and read data from the step counter, tilt detection, free-fall, and the programmable finite state machine (FSM).

What is the purpose of the 9 kB FIFO buffer?

The integrated 9 kB smart FIFO buffer stores sensor data (accelerometer, gyroscope, temperature) internally. This allows the host microcontroller to enter low-power sleep modes for extended periods while the IMU continues collecting data, significantly reducing overall system power consumption and processing overhead.

Is this component pre-soldered on a module, or is it a bare SMD chip?

The LSM6DSO32TR is supplied as a bare surface-mount device (SMD) in an LGA package. It is intended for direct soldering onto a custom PCB. For prototyping, a breakout board adapter is typically required to interface with development platforms like Arduino or Raspberry Pi.

Package Includes

  • 1 x STMicroelectronics LSM6DSO32TR IMU Sensor (SMD Component)

Additional Information

Weight 0.005 kg
Dimensions 0.25 × 0.3 × 0.083 cm