LIS2DW12TR

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FAQ

Q: Why choose LIS2DW12TR over LIS2DH12TR for a precision drone?
A: The LIS2DW12TR offers 2.4× lower noise density (90 vs 220 µg/√Hz), 15× lower standby current (0.4 vs 6 µA), an embedded FSM for autonomous motion detection, and I²C Fast Mode+ at 1 MHz vs 400 kHz. The trade-off is lower maximum ODR (1.6 kHz vs 5.3 kHz). For precisi

Q: What is the Finite State Machine (FSM) and how does it benefit drones?
A: The FSM is an on-chip programmable state machine that autonomously monitors acceleration data against 16 user-defined states and conditions without waking the host MCU. In a drone, you can program it to: detect free-fall and trigger emergency parachute deployment, recognize double-tap sequences as p

Q: Can the LIS2DW12TR replace the accelerometer in my 6-axis IMU?
A: Partially. The LIS2DW12TR provides only 3-axis acceleration — no gyroscope rates. You still need a gyroscope (from an LSM6DS-series 6-axis IMU or a discrete gyro) for angular rate sensing. However, you can use the LIS2DW12TR as a higher-quality external accelerometer for EKF sensor fusion if y

1. Product Overview

The LIS2DW12TR is STMicroelectronics' flagship ultra-low-noise, ultra-low-power 3-axis MEMS accelerometer, featuring a best-in-class noise density of just 90 µg/√Hz — 2.4× quieter than the LIS2DH12 — and the industry's lowest standby current of 0.4 µA . With selectable full scales ±2/±4/±8/±16 g, output data rates up to 1.6 kHz, and I²C Fast Mode+ (1 MHz), it delivers sub-0.1° tilt measurement precision in a tiny LGA-12 (2×2×1 mm) package. The embedded Finite State Machine (FSM) enables autonomous motion pattern detection without waking the host MCU, making it the ideal accelerometer for precision drone attitude estimation, gimbal stabilization, and always-on motion wakeup. In the drone ecosystem

2. Key Features

• 90 µg/√Hz Ultra-Low Noise — Sub-0.1° Tilt Precision
• 0.4 µA Low-Power Mode — Always-On Motion Wakeup
• Embedded Finite State Machine (FSM) — Autonomous Event Detection
• I²C Fast Mode+ at 1 MHz — Higher Throughput on Shared Buses
• 32-Level FIFO with Streaming Mode — Efficient Batch Reads
• High Shock Survivability — 10,000 g for 0.2 ms

3. Technical Specifications

4. Applications

• Precision Drone Attitude Estimation — RTK Survey & Mapping UAVs
• Gimbal IMU Reference — Smooth Horizon Tracking
• Motion-Activated Drone Wakeup — Battery-Powered & Solar UAVs
• Gesture-Controlled Nano-Drones — Tap-to-Arm, Tilt-to-Fly
• Industrial UAV Vibration Monitoring — Predictive Maintenance

5. Supply Solutions

Aurora supports customers with LIS2DW12TR — Ultra-Low-Noise, Ultra-Low-Power 3-Axis MEMS Accelerometer for Precision Drone Attitude & Tilt Sensing by STMicroelectronics sourcing through verified global supply channels. We help OEMs and manufacturers manage availability challenges, production requirements, and lifecycle risks with flexible procurement solutions.

6. Quality Assurance

All components supplied by Aurora follow strict quality control procedures, including supplier verification, documentation review, inspection, and traceability management to ensure product authenticity and reliability.

7. Alternative & Replacement Solutions

When original LIS2DW12TR — Ultra-Low-Noise, Ultra-Low-Power 3-Axis MEMS Accelerometer for Precision Drone Attitude & Tilt Sensing by STMicroelectronics components face shortages, lifecycle changes, or long lead times, Aurora helps customers identify suitable alternative components based on technical requirements, application needs, and supply conditions.

8. Request Quote / Contact

Need LIS2DW12TR — Ultra-Low-Noise, Ultra-Low-Power 3-Axis MEMS Accelerometer for Precision Drone Attitude & Tilt Sensing by STMicroelectronics availability or sourcing support?

Contact Aurora for component verification, quotation, and reliable supply solutions.