Description：

The ISM6HG256X is a high-end, low-noise, low-power 6-axis IMU, featuring a 3-axis digital low-g accelerometer at 16 g, a 3-axis digital high-g accelerometer at 256 g, and a 3-axis digital gyroscope, which offers the best IMU sensor with a quad-channel architecture for processing acceleration and angular rate data on four separate channels (user interface, OIS, EIS, and high-g accelerometer data) with dedicated configuration, processing, and filtering along with a dedicated high-g sensor for high-g shock.The ISM6HG256X enables edge computing, leveraging embedded advanced dedicated features such as a finite state machine (FSM) for configurable motion tracking and a machine learning core (MLC) for context awareness with exportable AI features for IoT applications.The device supports the adaptive self-configuration (ASC) feature, which allows automatically reconfiguring the device in real time based on the detection of a specific motion pattern or based on the output of a specific decision tree configured in the MLC, without any intervention from the host processor.The ISM6HG256X embeds a dedicated accelerometer sensor with an independent channel and filtering for high-g acceleration detection that perfectly matches shock requirements for asset tracking, robotics & factory automation, condition monitoring, and worker PPE (personal protective equipment).

Features：

• Dual 3-axis accelerometer channels

– Low-g channel ±2/±4/±8/±16 g full scale

– High-g channel ±32/±64/±128/±256 g full scale

• 3-axis gyroscope with extended selectable full scale – ±250/±500/±1000/±2000/±4000 dps full scale

• Programmable finite state machine for accelerometer (low-g & high-g), gyroscope, and external sensor data processing with high rate @ 960 Hz

• Machine learning core with exportable features and filters for AI applications

• Embedded adaptive self-configuration (ASC)

• Embedded sensor fusion low-power (SFLP) algorithm

• Smart FIFO up to 4.5 KB

• "Smart, always-aware" experience for system power optimization

• Supply current

– 6-axis configuration @ 0.67 mA in combo high-performance mode

– 6-axis configuration with dual accelerometer full scale @ 0.80 mA in combo high performance mode

• SPI / I²C & MIPI I3C® v1.1 serial interface with main processor data synchronization

• Auxiliary SPI & MIPI I3C® v1.1 for OIS data output for gyroscope and accelerometer

• Smart digital features: advanced pedometer, step detector, step counter, significant motion detection, tilt detection

• Standard interrupts: high-g wake-up and high-g shock, free-fall, wake-up, 6D/4D orientation, click and double click

• Embedded temperature sensor

• Analog supply voltage: 1.71 V to 3.6 V

• Independent I/O supply (extended range: 1.08 V to 3.6 V)

• Compact footprint: 2.5 mm x 3 mm x 0.83 mm

• ECOPACK and RoHS compliant

Applications：

• Condition monitoring

• Asset tracking

• Robotics

• Factory automation

• Safety helmets / hard hats

• Black boxes