LIS3MDLTR - 3-Axis Digital Magnetometer | STMicroelectronics
MPN: LIS3MDLTR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.56 | $25.60 |
| 100 | $2.28 | $228.00 |
| 500 | $2.05 | $1,025.00 |
| 1,000 | $1.85 | $1,850.00 |
Drop-in alternatives for LIS3MDLTR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
LIS3MDL
✅ Drop-In📋 Reference alternative (not in catalog)
LIS3MDLTR-Q1
✅ Drop-In📋 Reference alternative (not in catalog)
LIS2MDLTR
⚡ Same Package✓ 99,999 In Stock
$1.2 / Unit
View Datasheet →MMC5603NJ
⚡ Same Package📋 Reference alternative (not in catalog)
LIS3MDLTR Maximum Ratings & Electrical Characteristics
| Sensing Axis | 3-axis (X, Y, Z) |
| Full-Scale Range | ±4 gauss, ±8 gauss, ±12 gauss, ±16 gauss |
| Resolution | 0.14 mG/LSB (at ±4 gauss) |
| Output Data Rate | 0.625 Hz to 1000 Hz |
| Interface | I2C (up to 400 kHz) and SPI (up to 10 MHz) |
| Supply Voltage | 1.9 V to 3.6 V |
| Current Consumption | 0.45 mA (high-resolution mode) |
| Temperature Sensor | Embedded, -40°C to +85°C |
| Operating Temperature | -40°C to +85°C |
| Package | LGA-12 (2.0 x 2.0 x 1.0 mm) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| REACH Status | Compliant |
| AEC-Q100 | Not qualified |
| Self-Test | Built-in |
LIS3MDLTR Pin Configuration
| Pin 1 | VDD — Power supply |
| Pin 2 | VDD_IO — Power supply for I/O pins |
| Pin 3 | SCL/SPC — I2C clock / SPI clock |
| Pin 4 | SDA/SDI — I2C data / SPI data in |
| Pin 5 | SDO/SA0 — SPI data out / I2C address select |
| Pin 6 | CS — Chip select (active low) |
| Pin 7 | DRDY — Data ready output |
| Pin 8 | INT — Interrupt output |
| Pin 9 | GND — Ground |
| Pin 10 | GND — Ground |
| Pin 11 | GND — Ground |
| Pin 12 | GND — Ground |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this component. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
LIS3MDLTR is suitable for 6 applications: Electronic Compass, Navigation Systems, Wearable Devices, Augmented Reality (AR) and Virtual Reality (VR), Industrial Position Sensing, Robotics.
Electronic Compass
The LIS3MDLTR is used in electronic compasses to determine heading by measuring Earth's magnetic field. Its high resolution of 0.14 mG/LSB and low noise enable accurate heading calculations. In a typical implementation, the magnetometer is combined with an accelerometer to provide tilt compensation. The I2C interface allows easy connection to a microcontroller, which processes the magnetic data to compute the compass bearing. The low power consumption of 0.45 mA ensures minimal impact on battery life in portable devices.
Recommended
Navigation Systems
In navigation systems, the LIS3MDLTR provides heading information that complements GPS data. The magnetometer's wide full-scale range of ±16 gauss allows it to operate in environments with varying magnetic fields. The SPI interface supports high-speed data transfer for real-time navigation updates. The device's small LGA-12 package fits into compact navigation modules. The embedded temperature sensor helps compensate for temperature drift, improving accuracy over a wide operating range.
Recommended
Wearable Devices
The LIS3MDLTR is ideal for wearables like smartwatches and fitness trackers due to its low power consumption and compact size. It enables features such as step counting, gesture recognition, and orientation detection. The device's 1.9V to 3.6V supply range is compatible with coin-cell batteries. The I2C interface simplifies connection to the main processor. The FIFO buffer reduces host processor load by storing data during low-power modes, allowing the system to wake up less frequently.
Recommended
Augmented Reality (AR) and Virtual Reality (VR)
In AR/VR headsets, the LIS3MDLTR provides head tracking by measuring the magnetic field to determine orientation. Its high output data rate of up to 1000 Hz ensures low latency for immersive experiences. The device's small size allows integration into the headset's compact form factor. The SPI interface enables fast data transfer to the application processor. The self-test feature allows system-level diagnostics to ensure reliable operation.
Recommended
Industrial Position Sensing
The LIS3MDLTR is used in industrial applications for position sensing and detection of magnetic fields. Its wide full-scale range and high resolution allow precise measurement of magnetic field variations. The device's robust operating temperature range of -40°C to +85°C makes it suitable for harsh industrial environments. The I2C interface allows easy integration with industrial controllers. The embedded temperature sensor aids in compensation for temperature-induced errors.
Recommended
Robotics
In robotics, the LIS3MDLTR provides orientation and heading information for navigation and control. Its low power consumption is beneficial for battery-powered robots. The device's small package allows integration into compact robot designs. The SPI interface supports high-speed communication with the robot's main controller. The self-test feature enables verification of sensor functionality during startup.
Recommended
Recommended Products Summary
Engineering reference data for LIS3MDLTR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | LIS3MDL | LIS3MDLTR-Q1 | LIS2MDLTR | MMC5603NJ |
|---|---|---|---|---|---|
| Package | LGA-12 | LGA-12 (same) | LGA-12 (same) | LGA-12 (same) | LGA-12 (same) |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | MEMSIC |
| Full-Scale Range | ±4 to ±16 gauss | ±4 to ±16 gauss | ±4 to ±16 gauss | ±50 gauss | ±30 gauss |
| Resolution | 0.14 mG/LSB | 0.14 mG/LSB | 0.14 mG/LSB | 0.15 mG/LSB | 0.25 mG/LSB |
| Interface | I2C, SPI | I2C, SPI | I2C, SPI | I2C, SPI | I2C |
| Supply Voltage | 1.9V to 3.6V | 1.9V to 3.6V | 1.9V to 3.6V | 1.71V to 3.6V | 1.7V to 3.6V |
| Current Consumption | 0.45 mA | 0.45 mA | 0.45 mA | 0.5 mA | 0.6 mA |
| Automotive Grade | No | No | Yes (AEC-Q100) | No | No |
Key Differentiators
- Higher resolution than LIS2MDLTR (vs LIS2MDLTR)
- Automotive grade option available (vs LIS3MDLTR-Q1)
- Wider full-scale range than MMC5603NJ (vs MMC5603NJ)
Design Notes
Place the LIS3MDLTR away from ferrous materials and high-current traces to avoid magnetic interference. Use a solid ground plane under the sensor and add decoupling capacitors (100 nF and 1 µF) close to the VDD and VDD_IO pins. Follow the recommended layout in the datasheet for optimal performance.
The LIS3MDLTR operates from 1.9V to 3.6V. Ensure the supply voltage is stable and within this range. Use a low-dropout regulator if the main supply is higher. The VDD_IO pin should be connected to the same voltage as the host microcontroller's I/O to ensure proper logic levels.
Avoid placing the sensor near magnets or current-carrying conductors that can saturate the magnetic field. The self-test feature can be used to verify sensor functionality during production. Also, ensure the I2C address is correctly configured via the SA0 pin to avoid address conflicts on the bus.
Compliance Information
RoHS and REACH compliant per STMicroelectronics product page. Not AEC-Q100 qualified; use LIS3MDLTR-Q1 for automotive.
