MPU-9250

Description

The MPU-9250 is the second generation 9-axis MotionTracking device for smartphones, tablets, wearable sensors, and other consumer markets. The MPU-9250, 9-axis MotionTracking device incorporates the latest InvenSense design innovations, enabling dramatically reduced chip size and power consumption, while at the same time improving performance and cost.

Features

The MPU-9250 includes the following features:

• Auxiliary master I2 C bus for reading data from external sensors (e.g. pressure sensor)
• 3.5mA operating current when all 9 motion sensing axes and the DMP are enabled
• VDDIO reference voltage for auxiliary I 2 C devices
• Smallest and thinnest QFN package for portable devices: 3x3x1mm
• Minimal cross-axis sensitivity between the accelerometer, gyroscope and magnetometer axes
• 512 byte FIFO buffer enables the applications processor to read the data in bursts
• Digital-output temperature sensor
• User-programmable digital filters for gyroscope, accelerometer, and temp sensor
• 10,000 g shock tolerant
• 400kHz Fast Mode I2 C for communicating with all registers
• 1MHz SPI serial interface for communicating with all registers

Technical Specifications

• Chip : MPU-9250
• Power supply :3-5V ( internal low dropout regulator )
• Communication: standard IIC communication protocol
  Chip 16bit AD converter, 16 outputs the data
• Using Immersion Gold PCB, machine soldering process to ensure quality
• Header pitch: 2.54mm
• Module size 15mm x 25mm

Gyroscope

The triple-axis MEMS gyroscope in the MPU-9250 includes a wide range of features:

• Digital-output X-, Y-, and Z-Axis angular rate sensors (gyroscopes) with a user-programmable fullscale range of ±250, ±500, ±1000, and ±2000°/sec and integrated 16-bit ADCs
• Digitally-programmable low-pass filter
• Gyroscope operating current: 3.2mA
• Sleep mode current: 8µA
• Factory calibrated sensitivity scale factor
• Self-test

Accelerometer

The triple-axis MEMS accelerometer in MPU-9250 includes a wide range of features:

• Digital-output triple-axis accelerometer with a programmable full scale range of ±2g, ±4g, ±8g and ±16g and integrated 16-bit ADCs
• Accelerometer normal operating current: 450µA
• Low power accelerometer mode current: 8.4µA at 0.98Hz, 19.8µA at 31.25Hz
• Sleep mode current: 8µA
• User-programmable interrupts
• Wake-on-motion interrupt for low power operation of applications processor
• Self-test

Magnetometer

The triple-axis MEMS magnetometer in MPU-9250 includes a wide range of features:

• 3-axis silicon monolithic Hall-effect magnetic sensor with magnetic concentrator
• Wide dynamic measurement range and high resolution with lower current consumption.
• Output data resolution of 14 bit (0.6µT/LSB) or 16 bit (15µT/LSB)
• Full scale measurement range is ±4800µT
• Magnetometer normal operating current: 280µA at 8Hz repetition rate
• Self-test function with internal magnetic source to confirm magnetic sensor operation on end products

Applications

• TouchAnywhere™ technology (for “no touch” UI Application Control/Navigation)
• MotionCommand™ technology (for Gesture Short-cuts)
• Motion-enabled game and application framework
• Location based services, points of interest, and dead reckoning
• Handset and portable gaming
• Motion-based game controllers
• 3D remote controls for Internet connected DTVs and set top boxes, 3D mice
• Wearable sensors for health, fitness and sports

Documents and Downloads

• Product Support page for MPU9250 sensor chip
• MPU9250 Device datasheet
• Arduino Library for MPU9250 sensor module

Package Includes

• 1x MPU9250 Module
• 1x 10pin male-to-male header (un soldered)