Overview
The LIS2MDLTR is an ultralow-power, high-performance 3-axis digital magnetic sensor produced by STMicroelectronics. This device is designed to provide accurate magnetic field measurements with a dynamic range of ±50 gauss. It features an I²C and SPI serial interface, supporting various communication speeds, and is optimized for low power consumption, making it suitable for a wide range of applications, including handheld devices, gaming, and virtual reality.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Temperature Range | -40°C to +85°C |
| Magnetic Dynamic Range | ±50 gauss |
| Sensitivity | -7% to +7% mgauss/LSB |
| Supply Voltage | 1.71 V to 3.6 V |
| Supply Current (High-Resolution Mode) | 200 µA (ODR = 20 Hz) |
| Supply Current (Low-Power Mode) | 50 µA (ODR = 20 Hz) |
| Package | LGA-12 |
| Packing Type | Tape and Reel |
| RoHS Compliant | Ecopack2 |
Key Features
- Three magnetic field channels with 16-bit data output
- Selectable power modes: high-resolution and low-power modes
- I²C and SPI serial interfaces with various speed options
- Programmable interrupt generator and embedded self-test
- Embedded temperature sensor
- Single measurement mode and low-pass filter for improved noise performance
- Factory calibrated for sensitivity and zero-gauss level
Applications
- Tilt-compensated compasses and map rotation
- Intelligent power saving for handheld devices
- Gaming and virtual reality input devices
Q & A
- What is the magnetic dynamic range of the LIS2MDLTR?
The magnetic dynamic range of the LIS2MDLTR is ±50 gauss. - What are the supported communication interfaces?
The device supports both I²C and SPI serial interfaces. - What are the operating temperature ranges for the LIS2MDLTR?
The operating temperature range is from -40°C to +85°C. - Is the LIS2MDLTR RoHS compliant?
Yes, the LIS2MDLTR is RoHS compliant with an Ecopack2 certification. - What are the power modes available for the LIS2MDLTR?
The device offers high-resolution and low-power modes. - Does the LIS2MDLTR have an embedded temperature sensor?
Yes, the LIS2MDLTR includes an embedded temperature sensor. - Can the LIS2MDLTR be used in single measurement mode?
Yes, the LIS2MDLTR supports single measurement mode in both high-resolution and low-power modes. - How is the sensitivity of the LIS2MDLTR calibrated?
The sensitivity of the LIS2MDLTR is factory calibrated, and the trim values are stored in nonvolatile memory. - What is the typical supply current in high-resolution mode?
The typical supply current in high-resolution mode is 200 µA at an ODR of 20 Hz. - What is the maximum ODR frequency in single measurement mode?
The maximum ODR frequency in single measurement mode is 100 Hz for high-resolution mode and 150 Hz for low-power mode.
