ICM-20948

Part: ICM-20948

Type: 9-Axis MEMS MotionTracking Device

Description: The ICM-20948 is the world's lowest power 9-axis MotionTracking device, integrating a 3-axis gyroscope, 3-axis accelerometer, 3-axis compass, and a Digital Motion Processor (DMP) in a 3 mm x 3 mm x 1 mm QFN package, suitable for Smartphones, Tablets, Wearable Sensors, and IoT applications.

Operating Conditions:

• Supply voltage: 1.71V to 3.6V
• Operating temperature: -40°C to +85°C (Compass: -30°C to +85°C)
• Gyroscope FSR: ±250 dps, ±500 dps, ±1000 dps, ±2000 dps
• Accelerometer FSR: ±2 g, ±4 g, ±8 g, ±16 g

Absolute Maximum Ratings:

• Max supply voltage: 4V
• Max VDDIO voltage: 4V
• Max junction/storage temperature: 150°C

Key Specs:

• Power consumption: 2.5 mW (9-Axis)
• Gyroscope noise density: 25 mdps/√Hz (at ±250 dps FSR)
• Accelerometer noise density: 100 μg/√Hz (at ±2 g FSR)
• Compass range: ±4900 μT
• ADC resolution: 16-bit
• SPI clock speed: 7 MHz
• I²C clock speed: 400 kHz (Fast Mode)

Features:

• Onboard Digital Motion Processor (DMP)
• Auxiliary I²C interface for external sensors
• Programmable digital filters
• Digital-output temperature sensor
• Android support
• EIS FSYNC support
• RoHS and Green compliant

Applications:

• Smartphones and Tablets
• Wearable Sensors
• IoT Applications

Package:

• 24-Pin QFN (3 mm x 3 mm x 1 mm)

• Lowest Power 9-Axis Device at 2.5 mW
• 3-Axis Gyroscope with Programmable FSR of ±250 dps, ±500 dps, ±1000 dps, and ±2000 dps
• 3-Axis Accelerometer with Programmable FSR of ±2 g , ±4 g , ±8 g , and ±16 g
• 3-Axis Compass with a wide range to ±4900 μT
• Onboard Digital Motion Processor (DMP)
• Android support
• Auxiliary I 2 C interface for external sensors
• On-Chip 16-bit ADCs and Programmable Filters
• 7 MHz SPI or 400 kHz Fast Mode I²C
• Digital-output temperature sensor
• VDD operating range of 1.71V to 3.6V
• MEMS structure hermetically sealed and bonded at wafer level
• RoHS and Green compliant

• Smartphones and Tablets
• Wearable Sensors
• IoT Applications

Typical Operating Circuit of section 4.2, VDD = 1.8V, VDDIO = 1.8V, TA=25°C, unless otherwise noted.

Table 4. D.C. Electrical Characteristics

1. Guaranteed by design.
2. Derived from validation or characterization of parts, not guaranteed in production.
3. Barometer Specified Temperature Range is -30°C to +85°C

Stress above those listed as 'Absolute Maximum Ratings' may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these conditions is not implied. Exposure to the absolute maximum ratings conditions for extended periods may affect device reliability.

Table 9. Absolute Maximum Ratings

Table 9. Absolute Maximum Ratings

This section provides package dimensions for the device. Information for the 24 Lead QFN 3.0x3.0x0.9 package is in Figure 14 and Table 24

Figure 14. Package Dimensions

Table 24. Package Dimensions

Table 24. Package Dimensions