LSM303C STMicroelectronics Integrated Circuit (Other) In Stock
STMicroelectronics LSM303C is a 6-axis ultra-compact eCompass module combining a 3-axis digital accelerometer and a 3-axis digital magnetometer in a 12-pin LGA package. It provides 16-bit sensor output over SPI and I2C interfaces. Suitable for navigation, tilt sensing, and motion-detection applications in wearables and portable devices.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 12
- Lifecycle
- OBSOLETE
- Datasheet
- LSM303C Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LSM303C?
- 3-axis accelerometer with ±2g/±4g/±8g selectable full-scale range and 16-bit resolution
- 3-axis magnetometer with ±4/±8/±12/±16 gauss selectable full scale for compass heading
- SPI and I2C dual digital interfaces up to 10 MHz SPI for fast data readout
- Ultra-compact LGA-12 package measuring 2 mm × 2 mm × 1 mm for wearable integration
- Embedded FIFO buffer for accelerometer data reducing host processor intervention
- 2.16V to 3.6V supply voltage range compatible with low-power microcontroller systems
What is LSM303C used for?
The LSM303C is used in mobile and wearable applications requiring 6-axis motion sensing, including electronic compasses, step counters, activity monitors, and augmented-reality headsets where accurate tilt-compensated heading is essential. Its integrated accelerometer and magnetometer in a single 2 mm × 2 mm package reduces BOM count and simplifies PCB layout for smartwatches, fitness trackers, and drone navigation modules. The device also supports motion-triggered wake-up functions that minimize power consumption in always-on sensing scenarios.
What are the specifications of LSM303C?
| YTEOL | 0 |
| Analog IC - Other Type | ANALOG CIRCUIT |
| JESD-30 Code | S-PBGA-B12 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC12,.08SQ,20 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 1.9V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL GOLD |
| Terminal Form | BUTT |
| Terminal Pitch | 0.5mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| HTS Code | 8542.39.00.01 |
Where can I find the LSM303C datasheet?
LSM303C Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for LSM303C?
Compatible alternatives and drop-in replacements for LSM303C:
suggested
Frequently Asked Questions
What full-scale ranges does the LSM303C accelerometer and magnetometer support?
The LSM303C accelerometer supports selectable full-scale ranges of ±2g, ±4g, and ±8g, while the magnetometer supports ±4, ±8, ±12, and ±16 gauss. Both sensors output 16-bit digital data, enabling fine resolution across these ranges. This flexibility allows engineers to tune sensitivity for applications ranging from gentle tilt detection to high-impact shock monitoring.
How does the LSM303C's LGA-12 package size compare to competing 6-axis eCompass modules?
The LSM303C occupies a 2 mm × 2 mm × 1 mm LGA-12 footprint, one of the smallest available for a combined accelerometer-magnetometer eCompass module. This enables placement in ultra-thin wearables, smart glasses, and compact drone autopilots where board space is under 4 mm² per sensor function, a significant advantage over older devices in larger 3 mm × 3 mm or 4 mm × 4 mm packages.
What supply voltage does the LSM303C require, and can it work directly with a 3.3V microcontroller?
The LSM303C operates from 2.16V to 3.6V, making it fully compatible with 3.3V microcontroller I/O without level shifters. The digital interface voltage (VDD_IO) can be set independently between 1.71V and 3.6V, supporting 1.8V logic systems found in modern low-power application processors and wireless SoCs.
Which navigation or motion-control designs gain the most from using the LSM303C's combined sensor approach?
Tilt-compensated electronic compass designs benefit most, since the LSM303C provides both the accelerometer data needed for tilt correction and the 3-axis magnetic field data for heading in a single device with one I2C address scheme. Drone autopilots, robotic orientation modules, and AR/VR handsets using 6-degree-of-freedom tracking also gain board-space and power efficiency by replacing two discrete sensors with this 2 mm × 2 mm combo IC.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
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