ASM330LHHTR is an automotive-grade 6-axis inertial measurement unit (IMU) launched by STMicroelectronics.

Integrated with a 3-axis accelerometer and a 3-axis gyroscope, it is engineered exclusively for automotive non-safety applications.

Key Specifications

Package & Dimensions

Supplied in a 14-pin LGA package with dimensions of 2.5 mm × 3.0 mm × 0.83 mm, ideal for installation in space-constrained assemblies.

Operating Temperature

Wide operating temperature range from -40°C to +105°C, compliant with automotive environmental requirements.

Measurement Ranges

• Accelerometer: Four selectable full-scale ranges of ±2 g / ±4 g / ±8 g / ±16 g

• Gyroscope: Six selectable full-scale ranges spanning ±125 dps to ±4000 dps

Interfaces

Compatible with I2C, SPI and I3C serial interfaces for seamless communication with host microprocessors.

Power Consumption

Standby current as low as 3 μA; typical average current of 1.3 mA in high-performance mode to extend battery service life.

Qualification Standards

AEC-Q100 automotive-qualified to meet stringent automotive reliability criteria.

Additional Features

On-chip 3 KB FIFO buffer, programmable smart interrupts and 6-channel synchronous output capability.

Primary Applications

Automotive Use Cases

Dead reckoning, V2X communications, telematics, electronic toll collection systems, anti-theft systems, crash detection and collision reconstruction.

Motion Sensing

Event detection including free fall, 6D orientation, active/inactive state monitoring.

Other Scenarios

Ride comfort adjustment, vibration monitoring and compensation, sensor fusion implementations.

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