GY521
InvenSense
GY521 MPU6050 3 Axis Digital Gyroscope Accelerometer Sensor Module by InvenSense (QFN): datasheet PDF, pinout and specifications.
Gyroscopes QFN
InvenSense was a San Jose company that pioneered consumer MEMS motion sensors, including the MPU-6050 and MPU-9250 gyroscope and accelerometer IMUs. It was acquired by TDK in 2017 and now operates as TDK InvenSense.
