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Q: Why automotive-grade for drones?
A: AEC-Q100 provides documented reliability evidence supporting aviation authority certification. For BVLOS and UAM operations where safety-critical component reliability must be demonstrated, automotive qualification provides standardized test data (HTOL, TC, HAST, ESD) that consumer sensors lack &mda
Q: Pin-compatible with LSM6DSO family?
A: Yes. Same LGA-14L (2.5×3 mm) package and pinout. Can deploy on existing LSM6DS PCB footprints with firmware adaptation for extended register set and automotive qualification features.
Q: Is 3.0 mdps/√Hz sufficient for 8 kHz Betaflight loops?
A: Absolutely. 3.0 mdps/√Hz exceeds the performance of virtually all consumer IMUs except the LSM6DSV16X (2.8 mdps/√Hz). Combined with 60 µg/√Hz accel noise, it delivers exceptional data quality for high-gain PID controllers and precise EKF sensor fusion.
The ASM330LHHTR is STMicroelectronics' AEC-Q100 automotive-grade 6-axis IMU, delivering 3.0 mdps/√Hz gyro noise, 60 µg/√Hz accel noise, 9 KB FIFO, MLC, and FSM with the reliability documentation required for safety-critical drone certification. The extended +105°C temperature range and automotive qualification make it the reference IMU for BVLOS-certified autopilots, urban air mobility platforms, and industrial UAVs requiring traceable component reliability. For professional drone applications, the ASM330LHHTR's AEC-Q100 qualification provides documented reliability (HTOL, TC, HAST, ESD testing) supporting EASA/FAA/CAAC certification for BVLOS and UAM operations. The 3.0 mdps/√Hz gyro noise approaches flagship consumer IMU performance while adding the
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Part Number | ASM330LHHTR |
| Type | Automotive 6-Axis IMU: Accel + Gyro + AI |
| Accel Range | ±2/4/8/16 g |
| Gyro Range | ±125/250/500/1000/2000/±4000 dps |
| Gyro Noise | 3.0 mdps/√Hz |
| Accel Noise | 60 µg/√Hz |
| FIFO | 9 KB |
| MLC/FSM | MLC + FSM |
| Qualification | AEC-Q100 |
| Temperature | −40°C to +105°C |
| Interface | I²C (1 MHz) / SPI (10 MHz) |
| Current | 0.65 mA (combo HP) |
| Package | LGA-14L (2.5×3×0.83 mm) |
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