STMicroelectronics LSM303AGR high-performance eCompass

The LSM303AGR is an ultra-low-power high-performance system-in-package featuring a 3D digital linear acceleration sensor and a 3D digital magnetic sensor.It has linear acceleration full scales of ±2g/±4g/±8g/±16g and a magnetic field dynamic range of ±50 gauss.The magnetic and accelerometer blocks can be enabled or put into power-down mode separately. The LSM303AGR is available in a plastic land grid array package (LGA) and is guaranteed to operate over an extended temperature range from -40° C to +85° C.

Key features

• 3 magnetic field channels and 3 acceleration channels
• ±50 gauss magnetic dynamic range
• ±2/±4/±8/±16 g selectable acceleration full scales
• 16-bit data output

Additional features

• 3 magnetic field channels and 3 acceleration channels
• ±50 gauss magnetic dynamic range
• ±2/±4/±8/±16 g selectable acceleration full scales
• 16-bit data output
• SPI / I2 C serial interfaces
• Analog supply voltage 1.71 V to 3.6 V
• Selectable power mode/resolution for accelerometer and magnetometer
• Single measurement mode for magnetometer
• Programmable interrupt generators for free-fall, motion detection and magnetic field detection
• Embedded self-test
• Embedded temperature sensor
• Embedded FIFO

Applications

• Tilt-compensated compasses
• Map rotation
• Position detection
• Motion-activated functions
• Free-fall detection