TDK TDK InvenSense ICM-20948 QFN-24 9-Axis Accelerometer Gyro Magnetometer Sensor
The TDK TDK InvenSense ICM-20948 is a 9-axis MEMS motion tracking sensor integrating a 3-axis gyroscope, 3-axis accelerometer, and 3-axis magnetometer, designed for ultra-low-power applications on platforms like smartphones, wearables, and IoT devices. It features an onboard Digital Motion Processor (DMP) and supports I2C/SPI communication for easy integration with microcontrollers and embedded systems.
Features
- Ultra-low power consumption of 2.5 mW for extended battery life in portable devices.
- Integrated 9-axis sensing: 3-axis gyroscope, 3-axis accelerometer, and 3-axis magnetometer (compass).
- On-chip Digital Motion Processor (DMP) offloads sensor fusion and motion processing from the host MCU.
- Flexible I2C and SPI digital interfaces for communication with microcontrollers and processors.
- Programmable full-scale ranges and digital filters for optimized performance across different applications.
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The ICM-20948 is a highly integrated motion tracking device that combines a 3-axis MEMS gyroscope, a 3-axis MEMS accelerometer, and a 3-axis MEMS magnetometer into a single QFN-24 package. Its integrated Digital Motion Processor (DMP) executes advanced sensor fusion algorithms, providing stable orientation data (quaternion, Euler angles) while significantly reducing the computational load on the main application processor. This architecture is key to achieving its industry-leading low power consumption.
Engineered for robustness, the sensor features programmable digital filters, 16-bit analog-to-digital converters (ADCs) for each axis, and an auxiliary I2C port for connecting external sensors like pressure sensors. Its full Android compatibility and comprehensive feature set make it suitable for demanding motion-based applications requiring precise orientation, gesture recognition, and activity tracking in harsh environmental conditions.
Additional Information
| Weight | 0.035 kg |
|---|---|
| Dimensions | 12 × 9 × 2 cm |
