Primary ICs

MPU9250 (9-axis) + BMP280 (pressure)

Sensor Fusion

Accelerometer + Gyro + Magnetometer + Barometer

I2C Address

MPU9250: 0x68/0x69, BMP280: 0x76/0x77

Communication

I2C (up to 400kHz) / SPI (1MHz)

Accelerometer

3-axis ±2g/±4g/±8g/±16g

Gyroscope

3-axis ±250/±500/±1000/±2000°/s

Magnetometer

3-axis ±4800μT (AK8963)

Barometer

300-1100hPa (±0.12hPa accuracy)

Temperature Sensor

-40°C to +85°C (±1°C)

Digital Resolution

16-bit (all sensors)

Output Data Rate

1Hz-32kHz (configurable)

Operating Voltage

3.3V ±5%

Current Consumption

3.5mA (all sensors active)

FIFO Buffer

512 bytes (MPU9250)

Dimensions

25mm × 15mm × 2mm

Weight

1.8g