Firmenblog über ST LIS2DH12: Ultra-low-power 3-axis MEMS Accelerometer, Empowering Drone Flight Control and Attitude Sensing | Mingjiada Supply and Recycling

Shenzhen Mingjiada Electronics Co., Ltd. maintains a long-term stock of genuine STMicroelectronics LIS2DH12 3-axis MEMS digital accelerometers. We also offer high-value buy-back services for idle stock of this model and related ST sensors from end-user factories, distributors and traders. The LIS2DH12 is a digital-output motion sensor that combines ultra-low power consumption (as low as 2 μA), high resolution (16-bit) and a wide measurement range (±16 g). It is widely used in applications such as attitude calculation for drone flight control, motion monitoring in wearable devices, industrial vibration detection and IoT terminals.

LIS2DH12 Product Overview

The LIS2DH12 is part of ST’s ‘femto’ series of ultra-low-power, high-performance triaxial linear accelerometers. It utilises the MEMS capacitive sensing principle and integrates complete digital output functionality within an ultra-compact LGA-12 (2 mm × 2 mm) package. The device supports user-selectable full-scale ranges of ±2g, ±4g, ±8g and ±16g, with an output data rate (ODR) programmable from 1 Hz to 5.3 kHz, enabling the precise capture of various motion signals ranging from static tilt to high-dynamic vibrations.

Its built-in 32-level FIFO buffer effectively reduces the read load on the host MCU, whilst two independent, programmable interrupt generators support intelligent functions such as free-fall detection, motion wake-up and 6D/4D orientation recognition, making it particularly suitable for battery-powered devices with stringent power consumption and space constraints.

LIS2DH12 Specifications

Brand: STMicroelectronics

Sensor Type: 3-axis MEMS digital accelerometer

Measurement Axes: X, Y, Z

Acceleration Range: ±2g / ±4g / ±8g / ±16g (user-selectable)

Sensitivity: 1000 LSB/g (±2g) to 83 LSB/g (±16g)

Output Data Rate: 1 Hz to 5.3 kHz (programmable)

Digital Interface: I²C / SPI

Supply Voltage: 1.71 V to 3.6 V

I/O Voltage: 1.8 V (separate power supply)

Operating Current: as low as 2 μA

Standby Current: approximately 500 nA

FIFO Depth: 32 levels

Operating Temperature: –40 °C to +85 °C

Package: LGA-12 (2 mm × 2 mm)

LIS2DH12 Key Technical Features

Ultra-low power consumption design

The LIS2DH12 has an operating current as low as 2 μA and a standby current of only approximately 500 nA, utilising an interrupt-driven architecture to achieve an intelligent ‘sleep-wake’ cycle. In battery-powered devices such as drones, the sensor only needs to wake the main controller when specific motion events are detected, significantly extending battery life.

Wide Measurement Range and High Resolution

Users can flexibly select from four measurement ranges between ±2g and ±16g, balancing high-sensitivity static tilt detection with high-dynamic impact capture. At the ±2g range, the 16-bit output achieves a resolution of approximately 0.98 mg, capable of distinguishing tilt changes as subtle as 0.1°, providing a precise data foundation for flight control attitude calculations.

Flexible Digital Interfaces

The device supports both I²C and SPI standard communication protocols, is compatible with mainstream MCU platforms, and features an independent I/O power supply (1.8 V), facilitating direct integration with low-voltage digital systems.

Intelligent Integrated Functions

32-level FIFO: Buffers acceleration data, reducing the frequency of main controller queries and lowering overall system power consumption

2 independent programmable interrupt generators: support free-fall detection, motion wake-up, and single/double-click recognition

6D/4D orientation detection: automatically identifies the device’s spatial attitude

Embedded temperature sensor: supports ambient temperature monitoring and measurement compensation

Drone Application Scenarios

Thanks to its high sensitivity, wide measurement range and ultra-low power consumption, the LIS2DH12 is widely applicable in the drone and unmanned aerial vehicle sectors.

Flight Control Attitude Estimation

In drone flight control systems, accelerometers and gyroscopes work in tandem to estimate the aircraft’s attitude information—such as pitch and roll angles—through data fusion algorithms (e.g. Kalman filtering). The LIS2DH12 provides a stable gravity vector reference under static or low-dynamic conditions, ensuring that the drone maintains basic horizontal attitude balance even when GPS signals are lost or in indoor environments.

Vibration Monitoring and Filtering

High-frequency vibrations generated by UAV motors and propellers are a major source of interference for flight control systems. The LIS2DH12’s built-in configurable low-pass/high-pass filters effectively suppress high-frequency noise, enabling the flight control algorithm to distinguish between ‘desired motion caused by user input’ and ‘mechanical vibration interference’, thereby preventing the control loop from generating erroneous correction commands.

Motion Wake-up and Power Management

During drone standby or low-speed cruise phases, the LIS2DH12 can be configured to operate in a low-power mode, waking the flight control master chip via an interrupt only when motion events are detected. This feature is crucial for extending the flight time of small drones and FPV racing drones.

Free Fall and Impact Detection

The LIS2DH12’s free-fall detection function identifies abnormal drone falls, triggering emergency protection mechanisms (such as automatically cutting off motor output) to reduce the risk of damage in the event of a crash. Its 10,000g impact resistance also ensures the sensor’s reliability in environments subject to severe vibration and collisions.

Mingjiada Electronics Supply and Recycling Services

Shenzhen Mingjiada Electronics Co., Ltd. has been deeply involved in the electronic components sector for many years, specialising in the supply and recycling of ST sensor chips. We provide customers with one-stop solutions ranging from the supply of genuine, in-stock products to the recycling of obsolete inventory.

Supply Services

Mingjiada maintains a long-term stock of LIS2DH12 and the full range of ST sensor chips, including motion sensors, environmental sensors, pressure sensors, image sensors and microphones. All stock is sourced through official channels, guaranteeing genuine quality, and we support both sample requests and bulk purchases.

Recycling Services

We offer high-value recycling of LIS2DH12 and related ST sensor obsolete stock for end-user factories, distributors and traders, covering the following categories:

Motion sensors (accelerometers, gyroscopes, IMUs): LIS2DH12, LIS2DH, LIS3DH, LSM6DSO, LSM6DSL, etc.

Other ST sensors: environmental sensors, pressure sensors, image sensors, optical sensors, microphones, etc.

Recycling Process

Enquiry: Send an inventory list (model, quantity, package type, batch) via email

Inspection and Quotation: Our specialists will conduct a preliminary inspection and classification, and provide a recycling price based on model, quantity and quality

On-site Collection: We can dispatch specialists to collect items on-site, with nationwide coverage

Settlement: Prompt payment upon agreement between both parties; settlement in multiple currencies is supported

Contact Details

Website: https://www.integrated-ic.com/

Telephone: +86 755-83294757 / 13410018555

Email: sales@hkmjd.com

Address: Rooms 1239–1241, New Asia Guoli Building, Zhenzhong Road, Futian District, Shenzhen