This part is a kind of semiconductor called LIS2DH12.

Function of this product has MEMS digital output motion sensor.

Manufacturers : STMicroelectronics

Image and pinout :

Some of the text within the PDF file :

LIS2DH12 MEMS digital output motion sensor: ultra-low-power high-performance 3-axis "femto" accelerometer Datasheet - production data LGA-12 (2.0x2.0x1 mm) Features  Wide supply voltage, 1.71 V to 3.6 V  Independent IOs supply (1.8 V) and supply voltage compatible  Ultra-low power consumption down to 2 μA  2g/±4g/8g/16g selectable full scales  I2C/SPI digital output interface  2 independent programmable interrupt generators for free-fall and motion detection  6D/4D orientation detection  “Sleep-to-wake” and “return-to-sleep” functions  Free-fall detection  Motion detection  Embedded temperature sensor  Embedded FIFO  ECOPACK® RoHS and “Green” compliant Applications  Motion-activated functions  Display orientation  S [ ... ]

LIS2DH12 PDF Datasheet Download