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Bosch Sensortec BMI323 Inertial Measurement Unit
Bosch Sensortec BMI323 is a low-power 6-axis inertial measurement unit integrating a triaxial accelerometer and gyroscope with on-chip motion-triggered features.
Standard specifications
| Product model | BMI323 |
|---|---|
| Axes | 6-axis IMU: 3-axis accelerometer and 3-axis gyroscope |
| Accelerometer range | Selectable ±2 g, ±4 g, ±8 g, and ±16 g |
| Gyro range | Selectable ±125, ±250, ±500, ±1000, and ±2000 °/s |
| Sampling rate | Accelerometer ODR: 12.5 Hz–6.4 kHz; gyroscope ODR: 25 Hz–6.4 kHz |
| Output type | 16-bit digital acceleration and angular-rate data; 16-bit temperature sensor |
| Interface | SPI, I²C, and I3C |
| Supply voltage | VDD: 1.71–3.63 V; VDDIO: 1.08–3.63 V |
| Dimensions | 2.5 × 3.0 × 0.83 mm³ LGA package |
Technical extensions
The official product page lists 16-bit acceleration and angular-rate resolution, accelerometer sensitivity of 0.06 mg/LSB, gyroscope sensitivity of 0.004 °/s/LSB, accelerometer noise density of 180 µg/√Hz, gyroscope noise density of 0.007 °/s/√Hz, programmable bandwidths of 6.2–1677 Hz (accelerometer) and 6.2–563 Hz (gyroscope), and a high-performance-mode A+G current consumption of 790 µA. Operating temperature: −40 to +85 °C.
Sources: Bosch Sensortec BMI323 product page; BMI323 datasheet.
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