LSM6DSOXTR - 6-Axis IMU with AI ML Core | STMicroelectronics
料号： LSM6DSOXTR ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.35 | $2.35 |
| 10 | $2.12 | $21.20 |
| 100 | $1.95 | $195.00 |
| 500 | $1.9434 | $971.70 |
| 1,000 | $1.75 | $1,750.00 |
| 3,000 | $1.58 | $4,740.00 |
LSM6DSOXTR 概述
An IMU (inertial measurement unit) is a motion sensor module that measures acceleration and angular velocity simultaneously. It sits at the top of the motion-sensing hierarchy - accelerometer + gyroscope + fusion logic - within the broader sensor IC family used for orientation, gesture, and activity tracking in embedded and power management systems.
Key features include accelerometer ranges up to 16 g and gyroscope ranges up to 2000 dps, an I2C and SPI digital interface, an auxiliary SPI (OIS) interface for camera optical image stabilization, and the ST FINITE state machine plus decision-tree machine learning core that offloads pattern detection from the host MCU. Always-on operation is enabled by low power modes with wakeup and activity/inactivity detection.
The MEMS sensor die is packaged with a dedicated ASIC that performs 16-bit data conversion and on-chip FIFO buffering, allowing the host to sleep while the IMU autonomously classifies motion events. The embedded AI core executes user-trained decision trees directly in-sensor, cutting system power and latency for always-on context awareness.
Typical applications include wearables and fitness trackers, smartphone screen rotation and tap detection, industrial condition monitoring, and drone/robotics attitude estimation.
Design consideration: keep the IMU away from vibration sources and board flex zones, and use I2C pull-ups appropriate for the bus speed; configure the ML core with ST's Unico/Unicleo GUI tools before deployment in firmware.
This page adds value beyond the datasheet with distributor pricing tiers, drop-in alternatives, and practical design notes synthesized from verified web data.
直接替换替代料： LSM6DSOXTR ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： LSM6DSOXTR （相同外形与封装尺寸） ——差异在于 Package, Embedded Features, Interface, Gyroscope Full-Scale Range, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
LSM6DSOTR
✅ 直接替换✓ 有现货
$2.65 / 个
查看数据手册 →LSM6DSO32TR
✅ 直接替换📋 参考替代料（不在目录中）
LSM6DSVTR
✅ 直接替换📋 参考替代料（不在目录中）
LSM6DSOXTR 最大额定值与电气特性
| 传感器类型 | 6-axis IMU (3-axis accelerometer + 3-axis gyroscope) |
| Accelerometer Range | 2 g to 16 g (selectable) |
| Gyroscope Range | 125 dps to 2000 dps (selectable) |
| 电源电压 | 1.71 V to 3.6 V |
| Current Consumption (high-performance mode) | 0.55 mA |
| 接口 | I2C / SPI (3-wire and 4-wire) |
| Auxiliary Interface | Auxiliary SPI for OIS |
| Embedded Features | Machine learning core, finite state machine (FSM) |
| FIFO | On-chip FIFO buffer |
| 封装 | LGA-14 (2.5 mm x 3.0 mm x 0.83 mm) |
| 安装类型 | Surface Mount |
| Series | iNEMO LSM6D |
| RoHS 状态 | Compliant |
LSM6DSOXTR lga-14 (2.5 mm x 3.0 mm x 0.83 mm) 引脚配置指南
LSM6DSOXTR（lga-14 (2.5 mm x 3.0 mm x 0.83 mm) 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： LSM6DSOXTR.
请参阅 数据手册 以查看完整引脚配置。
典型应用
LSM6DSOXTR 适用于 6 应用s: Wearables and Fitness Trackers, Smartphone Screen Rotation and Tap Detection, Optical Image Stabilization (OIS), Industrial Condition Monitoring, Drone and Robotics Attitude Estimation, IoT Context-Aware Devices.
Wearables and Fitness Trackers
The LSM6DSOXTR fits wearables because its always-on 0.55 mA high-performance mode and richer set of low-power modes keep motion tracking alive around the clock while preserving battery budget in a sub-100 mAh cell. The embedded machine learning core classifies activities such as walking, running, or fall events in-sensor, so the host MCU stays in sleep and overall system current drops. Its 2.5 mm x 3.0 mm LGA-14 footprint fits slim wrist-worn enclosures, and the I2C interface integrates directly with low-power MCU platforms.
推荐
Smartphone Screen Rotation and Tap Detection
For smartphones and tablets, the LSM6DSOXTR provides screen orientation, tap, double-tap, and pickup detection using hardware interrupts rather than continuous polling. The accelerometer and gyroscope ODRs are configured so that INT1/INT2 fire only on recognized events, cutting host wakeups dramatically. The auxiliary SPI (OIS) interface can simultaneously serve the camera image-stabilization controller while the main I2C bus serves the application processor, consolidating two motion-sensing functions into one 6-axis device.
推荐
Optical Image Stabilization (OIS)
Camera modules use the LSM6DSOXTR auxiliary SPI port in Mode 3 or Mode 4, wired directly to the lens controller, to deliver low-latency gyro data for optical image stabilization. Because the aux interface is independent of the main I2C/SPI bus, stabilization data flows continuously even while the primary host configures registers, avoiding bus contention at critical shutter moments. Gyro rates up to 2000 dps cover handshake and vibration frequencies, and high-rate ODRs give the OIS loop the bandwidth it needs.
推荐
Industrial Condition Monitoring
In industrial equipment health monitoring, the LSM6DSOXTR detects abnormal vibration signatures on motors, pumps, and gearboxes. The machine learning core runs user-trained decision trees in-sensor, so vibration thresholding and anomaly flags occur without streaming raw data off-board, and the FIFO buffers bursts for later retrieval. With a 1.71 V to 3.6 V supply and 0.55 mA typical current, the sensor suits battery-powered wireless vibration nodes; 16 g full scale captures shock events on rotating machinery.
推荐
Drone and Robotics Attitude Estimation
Flight controllers and robot platforms use the LSM6DSOXTR as the primary gyro/accel source for attitude estimation in complementary or Kalman filters. The 2000 dps gyroscope range covers aggressive maneuvers, and configurable output data rates up to several kHz feed filter loops with fresh samples over SPI. The low 0.55 mA high-performance draw matters for small multirotors and battery robots, and the on-chip FIFO decouples sensor timing from MCU scheduling, reducing jitter in the control loop.
推荐
IoT Context-Aware Devices
Smart-home and IoT nodes leverage the LSM6DSOXTR finite state machine to detect door openings, tampering, appliance movement, or free-fall while the rest of the system sleeps. Because event classification happens in-sensor, only an interrupt line wakes the host, cutting standby current to microamp levels overall. The 1.71 V to 3.6 V rail range matches coin-cell and Li-Ion power trees, and the I2C interface integrates with any mainstream MCU family, making the sensor a standard choice for always-on IoT context awareness.
推荐
推荐产品汇总
工程参考数据： LSM6DSOXTR ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | LSM6DSOTR | LSM6DSO32TR | LSM6DSVTR | LSM6DS3TR |
|---|---|---|---|---|---|
| Package | LGA-14 (2.5 x 3.0 x 0.83 mm) | LGA-14 - same | LGA-14 - same | LGA-14 - same | LGA-14 - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Accelerometer Range | 2 g to 16 g | 2 g to 16 g | 2 g to 32 g | 2 g to 16 g | 2 g to 16 g |
| Gyroscope Range | 125 to 2000 dps | 125 to 2000 dps | 125 to 2000 dps | 125 to 4000 dps | 125 to 2000 dps |
| Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Machine Learning Core | Yes | No | Yes | Yes (enhanced) | No |
| Auxiliary SPI (OIS) | Yes | Yes | Yes | Yes | Yes |
关键差异点
- Embedded machine learning core for in-sensor classification （对比 LSM6DSOTR)
- Standard 16 g accelerometer range at lower cost （对比 LSM6DSO32TR)
- Mature, widely-documented platform （对比 LSM6DSVTR)
设计说明
Place 100 nF ceramic decoupling capacitors on VDD and VDDIO within 2 mm of the LGA-14 pads, plus a 10 uF bulk capacitor on the VDD rail per the ST datasheet application hints. Keep the IMU away from switching regulators, loudspeakers, and board-mount transformers, whose magnetic and mechanical vibration couples into the gyro output. Locate the sensor near the mechanical center of rotation for accurate angular-rate sensing.
For I2C operation, use 2.2 k to 4.7 k pull-ups on SDA/SCL depending on bus capacitance; 400 kHz fast mode is the practical default. For SPI, keep traces under 10 cm and add a series 33 ohm resistor on SCL to damp ringing. The auxiliary SPI (OIS) port should be routed separately from the main bus to prevent contention - never tie both interfaces active simultaneously.
Configure the machine learning core and FSM using ST's Unico/Unicleo tools and validate decision trees against logged data before hard-coding them into production firmware - register-level MLC configuration errors are the most common LSM6DSOX integration failure. Also confirm that your firmware register map matches the LSM6DSOX (not LSM6DS3) datasheet if migrating from older LSM6D parts; several register addresses differ.
合规信息
RoHS compliant per distributor listings; REACH and halogen-free status not stated in provided data.
