SKU: SENS-1068
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Bosch Sensortec BHI260AP 6-Axis Smart IMU Sensor, Accel + Gyro, AI Sensor Hub, 32-bit MCU, I2C/SPI, 1.8V, 44-LGA

₹899.00 (Inclusive of all taxes)
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The Bosch Sensortec BHI260AP is a 6-axis smart IMU integrating a 16-bit accelerometer and gyroscope with a programmable 32-bit MCU and AI sensor hub. Operating from a 1.8V supply, it features I2C and SPI interfaces for direct integration with host processors in wearables, AR/VR, and IoT devices, enabling on-sensor data processing and motion analysis.

Features

  • Integrated 6-axis IMU with 16-bit accelerometer and gyroscope for precise motion tracking.
  • Onboard 32-bit ARC EM4 MCU (Fuser2 core) with 256 KB SRAM for custom AI and sensor fusion algorithms.
  • Ultra-low power operation (~950 µA @ 20 MHz) ideal for always-on wearable and IoT applications.
  • High-speed SPI (up to 50 MHz) and I2C (up to 3.4 MHz) interfaces for flexible host communication.
  • Compact 44-pin OLGA package (3.6 x 4.1 x 0.83 mm) designed for space-constrained PCB layouts.

Out of stock

Description

The Bosch BHI260AP is a smart inertial measurement unit (IMU) that combines a high-performance 6-axis MEMS sensor with a dedicated 32-bit microcontroller. This architecture enables sophisticated on-device sensor fusion, gesture recognition, and activity classification, significantly offloading computational tasks from the main application processor. The integrated BSX fusion engine provides stable 6DoF and 9DoF orientation data.

Designed for ultra-low-power operation, the sensor hub supports an event-driven framework and multiple power modes, including a 20 MHz Long Run mode and a 50 MHz Turbo mode for performance-intensive tasks. Its single 1.8V supply requirement and support for external flash via QSPI make it a versatile core for advanced motion-sensing applications in consumer electronics and industrial tracking systems.

Key Features

  • Smart IMU with integrated 32-bit ARC EM4 MCU for onboard AI and sensor processing.
  • High-resolution 16-bit triaxial accelerometer and gyroscope with wide dynamic ranges.
  • Integrated BSX sensor fusion software for accurate 6DoF/9DoF orientation and quaternion output.
  • Ultra-low power consumption architecture with configurable performance modes (20 MHz / 50 MHz).
  • Flexible host interfaces: high-speed SPI (up to 50 MHz) and fast-mode I2C (up to 3.4 MHz).
  • Extensible memory with 256 KB SRAM, 144 KB ROM, and QSPI interface for external flash execution.
  • Compact 44-pin OLGA package (3.6 x 4.1 x 0.83 mm) with a 0.4 mm pitch for miniaturized designs.
  • Programmable GPIOs (up to 25 pins) for custom peripheral interfacing and system control.

Applications

  • Advanced motion tracking and gesture recognition in AR/VR headsets and controllers.
  • Always-on activity monitoring and step counting in wearable fitness devices and smartwatches.
  • Head and gaze tracking for immersive gaming systems and drone stabilization.
  • Industrial asset tracking, vibration monitoring, and equipment condition monitoring.
  • Context-aware sensing and power management in IoT edge nodes and mobile robots.

Technical Specifications

Manufacturer Part NumberBHI260AP
Sensor Type6-Axis IMU (3-axis Accelerometer + 3-axis Gyroscope)
Accelerometer Resolution16-bit
Gyroscope Resolution16-bit
Processor Core32-bit ARC EM4 (Fuser2)
CPU Frequency20 MHz (Long Run), 50 MHz (Turbo)
On-Chip SRAM256 KB
On-Chip ROM144 KB
External Memory InterfaceQSPI (for external flash, XiP support)
Supply Voltage1.8 V
Power Consumption~950 µA @ 20 MHz, ~2.8 mA @ 50 MHz
Communication InterfacesSPI, I²C, QSPI
SPI Maximum Speed50 MHz
I²C Maximum Speed3.4 MHz
Programmable GPIOUp to 25 pins
Sensor Fusion EngineIntegrated BSX engine (6DoF/9DoF)
Package Type44-pin OLGA (Open-Lid Grid Array)
Package Dimensions3.6 mm × 4.1 mm × 0.83 mm

Frequently Asked Questions

What is the primary advantage of the BHI260AP's integrated MCU?

The integrated 32-bit ARC EM4 MCU enables on-sensor data processing and algorithm execution, such as sensor fusion, gesture recognition, and activity classification. This significantly reduces the computational load on the main host processor, saving system power and enabling faster, more responsive always-on applications in wearables and IoT devices.

What are the power supply requirements for the BHI260AP?

The BHI260AP requires a single 1.8V power supply for its core logic and sensor analog front-end. It is critical to provide a clean, stable 1.8V source within the specified tolerance to ensure proper operation of the digital core and the precision MEMS sensors. The device supports multiple low-power modes to optimize consumption based on application needs.

How do I communicate with the BHI260AP from a host microcontroller?

Communication is primarily via the high-speed SPI (up to 50 MHz) or fast-mode I2C (up to 3.4 MHz) interfaces. The interface selection is configured through boot pins. The device also features a QSPI interface for connecting external flash memory, allowing for execute-in-place (XiP) of more complex firmware from external storage.

Does the BHI260AP require external components for basic operation?

For basic sensor functionality, minimal external components are needed beyond decoupling capacitors for the 1.8V supply. However, utilizing the full feature set—such as loading custom firmware or storing data—may require an external flash memory chip connected via the QSPI interface. Always refer to the official Bosch application notes for recommended schematic layouts.

What kind of sensor fusion output does the BHI260AP provide?

The integrated BSX fusion engine provides processed orientation data, including quaternions, Euler angles, and rotation vectors for 6DoF (accelerometer + gyroscope) or 9DoF (with an external magnetometer) tracking. This pre-processed data is available via the I2C/SPI interface, simplifying the development of stable motion tracking applications.

Package Includes

  • 1 x Bosch Sensortec BHI260AP 6-Axis Smart IMU Sensor (44-LGA package)

Additional Information

Weight 0.005 kg
Dimensions 2 × 2 × 2 cm