ASM330LHH - 6-Axis Inertial Measurement Unit | STMicroelectronics
N.º de pieza: ASM330LHH ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $8.5 | $8,50 |
| 10 | $7.65 | $76,50 |
| 100 | $6.8 | $680,00 |
| 500 | $6.12 | $3.060,00 |
| 1.000 | $5.44 | $5.440,00 |
ASM330LHH Descripción general
An inertial measurement unit (IMU) is a sensor that measures linear acceleration and angular velocity using accelerometers and gyroscopes. IMUs are essential in motion tracking, navigation, and stabilization systems, providing the raw data needed for orientation estimation and dead reckoning. The ASM330LHH integrates both sensing elements with a dedicated signal processing chain, enabling high-accuracy measurements in a small footprint. As a 6-axis IMU, it belongs to the broader category of motion sensors, which are critical components in automotive safety systems, industrial robotics, and IoT devices.
Key features of the ASM330LHH include a low noise density of 90 µg/√Hz for the accelerometer and 4 mdps/√Hz for the gyroscope, ensuring high-resolution measurements. It also offers an embedded temperature sensor, a 2 KB FIFO buffer for data batching, and advanced power management with a low-power mode consuming only 0.9 mA. The device is AEC-Q100 qualified, making it suitable for automotive applications, and supports a wide operating temperature range of -40°C to +105°C. The LGA-14 package measures 2.5 mm x 3.0 mm, enabling compact PCB designs.
Technically, the ASM330LHH uses a MEMS (Micro-Electro-Mechanical Systems) capacitive sensing element for both acceleration and angular rate, with a 16-bit digital output. The device includes an internal voltage regulator, eliminating the need for external regulation, and features a self-test capability for functional safety. The SPI interface supports data rates up to 10 MHz, while I2C operates up to 400 kHz. The FIFO buffer can be configured to store up to 2 KB of data, reducing host processor load. The device also supports interrupt generation for data-ready, FIFO threshold, and motion detection events.
Typical applications include automotive electronic stability control (ESC), inertial navigation systems, industrial robotics, and platform stabilization. The ASM330LHH's high shock tolerance of 10000 g and robust design make it ideal for harsh environments. In automotive ESC, the IMU provides real-time yaw rate and lateral acceleration data, enabling precise vehicle dynamics control. In industrial robotics, it enables accurate motion feedback for precise positioning and vibration monitoring.
When designing with the ASM330LHH, ensure proper decoupling with a 100 nF capacitor on the power supply pins and place the device close to the mechanical center of rotation for accurate angular rate measurements. The SPI interface should be used for high-speed data streaming, while I2C is suitable for lower data rates. The device's power-down mode reduces current consumption to 1 µA, making it suitable for battery-powered applications.
Alternativas directas para ASM330LHH — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con ASM330LHH (mismo factor de forma y huella) — difiere en Accelerometer Noise Density, Gyroscope Noise Density, Interface, Package.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
LSM6DSO
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ASM330LHHX
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ICM-42688-P
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$4.16 / unidad
Ver hoja de datos →BMI270
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ASM330LHH Valores máximos y características eléctricas
| Accelerometer Full-Scale Range | ±2/±4/±8/±16 g |
| Gyroscope Full-Scale Range | ±125/±250/±500/±1000/±2000 dps |
| Accelerometer Noise Density | 90 µg/√Hz |
| Gyroscope Noise Density | 4 mdps/√Hz |
| Tensión de alimentación | 1.71 V to 3.6 V |
| Interfaz | I2C (400 kHz) / SPI (10 MHz) |
| Velocidad de datos de salida (ODR) | Up to 6.66 kHz |
| FIFO Buffer Size | 2 KB |
| Rango de temperatura de funcionamiento | -40°C to +105°C |
| Encapsulado | LGA-14 (2.5 mm x 3.0 mm) |
| Tipo de montaje | Surface Mount |
| AEC-Q100 Qualification | Yes |
| Shock Tolerance | 10000 g |
| Corriente en modo de baja potencia | 0.9 mA |
| Power-Down Current | 1 µA |
| Resolución | 16-bit |
Configuración de pines de ASM330LHH
| Pin 1 | VDD_IO — Power supply for I/O pins |
| Pin 2 | SCL/SPC — I2C clock / SPI clock |
| Pin 3 | SDA/SDI/SDO — I2C data / SPI data in / SPI data out |
| Pin 4 | CS — Chip select (low for SPI) |
| Pin 5 | INT1 — Interrupt 1 output |
| Pin 6 | INT2 — Interrupt 2 output |
| Pin 7 | GND — Ground |
| Pin 8 | GND — Ground |
| Pin 9 | VDD — Power supply |
| Pin 10 | NC — Not connected |
| Pin 11 | NC — Not connected |
| Pin 12 | NC — Not connected |
| Pin 13 | NC — Not connected |
| Pin 14 | NC — Not connected |
Aplicaciones típicas
ASM330LHH es adecuado para 6 aplicacións: Automotive Electronic Stability Control (ESC), Inertial Navigation Systems (INS), Industrial Robotics, Platform Stabilization, Vibration Monitoring, IoT Motion Sensing.
Automotive Electronic Stability Control (ESC)
The ASM330LHH provides real-time yaw rate and lateral acceleration data essential for ESC systems. Its AEC-Q100 qualification and wide temperature range (-40°C to +105°C) ensure reliable operation in automotive environments. The high shock tolerance of 10000 g withstands road impacts. The device's low noise density (4 mdps/√Hz gyro) enables precise vehicle dynamics control, improving safety and stability. In ESC, the IMU is typically mounted near the vehicle's center of gravity, with data transmitted via SPI at high ODR to the ECU for rapid response.
Recomendado
Inertial Navigation Systems (INS)
The ASM330LHH is used in INS for dead reckoning and orientation tracking. Its 16-bit resolution and low noise (90 µg/√Hz accel, 4 mdps/√Hz gyro) provide accurate velocity and position estimates. The device's 2 KB FIFO buffer allows efficient data batching, reducing host processor load. In INS, the IMU is often fused with GPS data using sensor fusion algorithms. The wide full-scale ranges (±16 g, ±2000 dps) accommodate dynamic maneuvers. The SPI interface supports high-speed data streaming for real-time navigation updates.
Recomendado
Industrial Robotics
The ASM330LHH enables precise motion feedback in industrial robots for accurate positioning and vibration monitoring. Its high ODR (up to 6.66 kHz) captures fast movements, while the low noise density ensures smooth control. The device's robust design, including 10000 g shock tolerance, withstands harsh factory environments. In robotics, the IMU is mounted on the robot arm to measure orientation and angular rate, enabling closed-loop control. The FIFO buffer reduces communication overhead, allowing the controller to focus on real-time tasks.
Recomendado
Platform Stabilization
The ASM330LHH is ideal for stabilizing platforms such as camera gimbals and antenna systems. Its low noise and high bandwidth enable precise correction of angular deviations. The device's programmable ODR allows tuning for specific stabilization needs. In a gimbal, the IMU measures angular rate, and the controller adjusts motors to counteract unwanted motion. The compact LGA-14 package fits space-constrained designs. The SPI interface provides fast data transfer for real-time control loops.
Recomendado
Vibration Monitoring
The ASM330LHH's high ODR and low noise make it suitable for vibration monitoring in industrial equipment. It can detect anomalies in machinery by analyzing acceleration patterns. The device's wide full-scale range (±16 g) captures high-amplitude vibrations. The FIFO buffer allows efficient data collection for analysis. In predictive maintenance, the IMU is attached to equipment, and data is processed to identify wear or faults. The device's robust design ensures long-term reliability in industrial settings.
Recomendado
IoT Motion Sensing
The ASM330LHH is used in IoT devices for motion detection and activity tracking. Its low power consumption (0.9 mA in low-power mode) extends battery life. The device's small package and wide voltage range (1.71V to 3.6V) simplify integration. In IoT, the IMU can detect motion events and wake the system from sleep. The I2C interface is suitable for low-speed communication with low-power MCUs. The device's self-test capability ensures reliable operation in field deployments.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para ASM330LHH — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | LSM6DSO | ASM330LHHX | ICM-42688-P | BMI270 |
|---|---|---|---|---|---|
| Package | LGA-14 | LGA-14 | LGA-14 | LGA-14 | LGA-14 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | TDK InvenSense | Bosch Sensortec |
| AEC-Q100 Qualified | Yes | No | Yes | No | No |
| Operating Temperature Range | -40°C to +105°C | -40°C to +85°C | -40°C to +105°C | -40°C to +85°C | -40°C to +85°C |
| Accelerometer Full-Scale Range | ±2/±4/±8/±16 g | ±2/±4/±8/±16 g | ±2/±4/±8/±16 g | ±2/±4/±8/±16 g | ±2/±4/±8/±16 g |
| Gyroscope Full-Scale Range | ±125/±250/±500/±1000/±2000 dps | ±125/±250/±500/±1000/±2000 dps | ±125/±250/±500/±1000/±2000 dps | ±15.6/±31.2/±62.5/±125/±250/±500/±1000/±2000 dps | ±125/±250/±500/±1000/±2000 dps |
| Noise Density (Accel) | 90 µg/√Hz | 90 µg/√Hz | 90 µg/√Hz | 70 µg/√Hz | 80 µg/√Hz |
| Noise Density (Gyro) | 4 mdps/√Hz | 4 mdps/√Hz | 4 mdps/√Hz | 2.8 mdps/√Hz | 2.8 mdps/√Hz |
| Supply Voltage | 1.71V to 3.6V | 1.71V to 3.6V | 1.71V to 3.6V | 1.71V to 3.6V | 1.71V to 3.6V |
| Interface | I2C / SPI | I2C / SPI | I2C / SPI | I2C / SPI | I2C / SPI |
Diferenciadores clave
- AEC-Q100 qualified for automotive (frente a LSM6DSO)
- Wider temperature range (frente a LSM6DSO)
- Higher shock tolerance (frente a BMI270)
Notas de diseño
Place a 100 nF decoupling capacitor close to the VDD and VDD_IO pins to filter high-frequency noise. Use a 1 µF capacitor on VDD for additional stability. Ensure the ground pins are connected to a solid ground plane to minimize noise. The LGA-14 package has a small footprint, so use appropriate solder stencil design to avoid solder bridging.
Mount the ASM330LHH near the mechanical center of rotation for accurate angular rate measurements. Avoid placing it near high-vibration sources or heat-generating components. Route I2C/SPI traces away from high-current switching traces to reduce electromagnetic interference. Keep the interrupt lines short and add pull-up resistors as needed.
Do not exceed the absolute maximum ratings, including supply voltage of 3.6V and shock of 10000 g. Ensure the SPI CS pin is properly pulled high for I2C operation. Configure the ODR and full-scale ranges correctly to avoid data clipping. Use the self-test feature during production to verify sensor functionality.
Información de cumplimiento
AEC-Q100 qualified per ST datasheet. RoHS and REACH compliant.
