Overview
The LSM303DLHC is a system-in-package developed by STMicroelectronics, featuring a 3D digital linear acceleration sensor and a 3D digital magnetic sensor. This integrated module is designed to provide precise measurements of linear acceleration and magnetic fields, making it ideal for various applications requiring orientation and motion detection.
Key Specifications
| Parameter | Specification |
|---|---|
| Linear Acceleration Full Scale | ±2g, ±4g, ±8g, ±16g |
| Magnetic Field Full Scale | ±1.3, ±1.9, ±2.5, ±4.0, ±4.7, ±5.6, ±8.1 gauss |
| Data Output | 16-bit |
| Interface | I²C serial bus (standard and fast mode: 100 kHz, 400 kHz) |
| Analog Supply Voltage | 2.16 V to 3.6 V |
| Operating Temperature Range | -40 °C to +85 °C |
| Package Type | Plastic land grid array (LGA-14) |
Key Features
- 3 magnetic field channels and 3 acceleration channels
- 16-bit data output
- I²C serial interface supporting standard and fast mode
- Power-down mode / low-power mode
- 2 independent programmable interrupt generators for free-fall and motion detection
- Embedded temperature sensor and FIFO
- 6D/4D-orientation detection
- ECOPACK® RoHS and “Green” compliant
Applications
- Tilt-compensated compasses
- Map rotation and position detection
- Motion-activated functions and free-fall detection
- Click/double-click recognition and pedometers
- Intelligent power-saving for handheld devices
- Display orientation and gaming/virtual reality input devices
- Impact recognition and logging, vibration monitoring and compensation
Q & A
- What is the LSM303DLHC? The LSM303DLHC is a system-in-package featuring a 3D digital linear acceleration sensor and a 3D digital magnetic sensor.
- What are the full scale ranges for the accelerometer and magnetometer? The accelerometer has full scale ranges of ±2g, ±4g, ±8g, ±16g, and the magnetometer has full scale ranges of ±1.3 to ±8.1 gauss.
- What interface does the LSM303DLHC use? The LSM303DLHC uses an I²C serial bus interface supporting standard and fast mode (100 kHz, 400 kHz).
- What is the operating temperature range of the LSM303DLHC? The operating temperature range is from -40 °C to +85 °C.
- What package type is the LSM303DLHC available in? The LSM303DLHC is available in a plastic land grid array (LGA-14) package.
- Does the LSM303DLHC support power-saving modes? Yes, it supports power-down mode and low-power mode.
- What are some of the key features of the LSM303DLHC? Key features include 16-bit data output, embedded temperature sensor, FIFO, and 6D/4D-orientation detection.
- What are some common applications of the LSM303DLHC? Common applications include tilt-compensated compasses, map rotation, motion-activated functions, and gaming/virtual reality input devices.
- Is the LSM303DLHC environmentally friendly? Yes, it is ECOPACK® RoHS and “Green” compliant.
- Can the magnetometer and accelerometer be controlled separately? Yes, the magnetic and accelerometer blocks can be enabled or put into power-down mode separately.
