LSM6DS3TR-C | ST STMicroelectronics) | LGA-14 | Attitude Sensor | Gyroscope | Integrated Circuit IC LSM6DS3TR-C is a 6-axis inertial measurement unit (IMU) developed by STMicroelectronics, which integrates a 3-axis accelerometer and a 3-axis gyroscope. It is packaged in a 2.5mm × 3.0mm × 0.83mm LGA, with a working voltage of 1.71V-3.6V and a built-in 4KB FIFO buffer. ‌‌‌ Core parameters and specifications Sensor type: 6-axis IMU (3-axis accelerometer+3-axis gyroscope), supporting I ² C and SPI digital interfaces. ‌‌‌ Measurement range: Accelerometer: ± 2g/± 4g/± 8g/± 16g configurable. Gyroscope: ± 125/± 250/± 500/± 1000/± 2000dps configurable. ‌‌‌ Power consumption performance: High performance mode: 0.90mA. Low power mode: approximately 160 μ A. ‌‌‌ Packaging and size: LGA-14L packaging, 2.5mm × 3.0mm × 0.83mm, working temperature -40 ° C to+85 ° C Chip recognition: The WHO-AM.I register reads a value of 0x6A, and the I ² C address is determined by the SA0 pin (0x6A or 0x6B). ‌‌‌ Scope of Application Wearable devices: smart wristbands, watches, motion sensors Consumer electronics: mobile phones, tablets, remote controls, VR/AR accessories IoT devices: wireless attitude acquisition terminal, indoor positioning module Robot: gimbal attitude detection, small robot motion perception (adapted to EFM8BB21 main control scheme) Industrial equipment: vibration monitoring, tilt angle alarm, equipment posture monitoring Handheld devices: stylus, handheld scanner, portable detection instrument Other: Asset tracking tags, fall detection devices Positioning: Consumer grade low-power 6-axis IMU with built-in hardware motion recognition and small size; Not a vehicle grade component, not suitable for high-temperature vehicle scenarios. function and role 1. Attitude and tilt detection: 6-axis data fusion, calculating device tilt angle, orientation, and attitude; 6D direction detection 2. Hardware recognition of motion events (without MCU operation): free fall, single/double-click tapping, wake-up/sleep, large motion detection 3. Pedometer: Built in step detection and counting, suitable for wearable devices 4. Vibration monitoring: Collect vibration signals for equipment vibration diagnosis 5. FIFO cache: 4KB cache for batch storage of sensor data, MCU can read in batches, reducing frequent communication overhead and saving power 6. Sensor Hub: can be connected to other sensors and expand sensor nodes externally 7. Always On: Low power continuous monitoring of motion, automatically enters power-saving mode when stationary, motion triggers wake-up of MCU 8. Temperature acquisition: Built in temperature sensor, monitoring chip temperature For technical and business inquiries, please contact Mr. Zhang at 13430464310