ICM-42631

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ICM-42631

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LGA-14(2.5x3) Accelerometers RoHS

  • FabricanteTDK InvenSense

  • Peça do Fabricante #ICM-42631

  • Em Estoque12970

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Especificações

Atributo Valor
Packaging LGA-14(2.5x3)
Acceleration Measurement Range (MAX) ±16g
Accelerometer Sensing Axis X,Y,Z
Cache Size 2KB
Output Bits 16bit
Standby Current 7.5uA

Visão Geral

Description

The ICM-42631 is a high-performance 6-axis MEMS motion sensor from TDK InvenSense, combining a 3-axis gyroscope and 3-axis accelerometer in a compact package. It features ultra-low power consumption, making it ideal for wearables, IoT devices, and drones.
Key specifications:
- Gyroscope: ±125 to ±2000 dps range
- Accelerometer: ±2g to ±16g range
- SPI/I²C interfaces for communication
- Programmable interrupt engine for motion detection
- Low noise and high stability
The sensor supports advanced features like on-chip temperature compensation, FIFO buffer, and embedded motion processing (DMP). Its small form factor (2.5x3x0.91 mm) and low power (< 1mA in operation) suit battery-powered applications.
Applications include AR/VR, gaming controllers, and robotics. The ICM-42631 excels in precision motion tracking while minimizing power and space requirements.

Equivalent

The ICM-42631 is a 6-axis IMU (gyro + accelerometer). Equivalent products include:
- TDK InvenSense ICM-42605 (similar performance)
- STMicroelectronics LSM6DSO/LSM6DSOX (6-axis IMU)
- Bosch BMI270 (optimized for wearables)
- TDK InvenSense ICM-42670-P (higher performance)
- NXP FXOS8700CQ + FXAS21002C (separate accel + gyro combo)
These alternatives offer comparable features like low power consumption, high accuracy, and digital interfaces (I²C/SPI). Choose based on specific application needs.

Manufacturer

The ICM-42631 is manufactured by TDK InvenSense, a subsidiary of TDK Corporation. TDK InvenSense specializes in MEMS (Micro-Electro-Mechanical Systems) sensors, including accelerometers, gyroscopes, and IMUs (Inertial Measurement Units). The company is known for high-performance motion and sound sensing solutions used in consumer electronics, automotive, and industrial applications.
TDK Corporation, the parent company, is a Japanese multinational electronics firm with a broad portfolio in electronic components, sensors, and energy devices.

Application

The ICM-42631 is a high-performance 6-axis IMU (accelerometer + gyroscope) used in:
1. Consumer Electronics: Smartphones, wearables, AR/VR devices for motion tracking.
2. Drones & Robotics: Stabilization, navigation, and orientation sensing.
3. Automotive: Advanced driver-assistance systems (ADAS) and vehicle dynamics.
4. Industrial IoT: Condition monitoring and predictive maintenance.
5. Gaming: Motion controllers and immersive experiences.
Its low power consumption, high accuracy, and compact size make it ideal for motion-sensing applications.

Package

The ICM-42631 is typically available in a 3x3 mm, 14-pin LGA (Land Grid Array) package. This compact, surface-mount package is designed for high-performance MEMS sensors, offering robust mechanical stability and efficient thermal performance. It's suitable for applications requiring precise motion sensing in small form factors, such as wearables, drones, and IoT devices.

Frequently Asked Questions


Q: What is the maximum acceleration range supported by the ICM-42631?
A: The ICM-42631 supports a maximum acceleration measurement range of ±16g, suitable for high-impact motion detection.


Q: Does this sensor measure acceleration on all three axes?
A: Yes, it features a 3-axis accelerometer sensing X, Y, and Z directions for comprehensive motion tracking.


Q: What is the output resolution of the ICM-42631?
A: It provides 16-bit digital output for high-resolution acceleration data acquisition.


Q: How much cache memory does the ICM-42631 include?
A: It includes a 2KB FIFO cache to buffer data, reducing host processor read frequency.


Q: What is the typical standby current consumption of this accelerometer?
A: The standby current is as low as 7.5µA, enabling low-power operation in battery-powered designs.


Q: What is the package size of the ICM-42631?
A: It is housed in a compact LGA-14 package measuring 2.5mm x 3mm, ideal for space-constrained applications.


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