TDK TDK InvenSense ICM-42605 LGA-14 6-Axis Accelerometer Gyro IMU

Name: TDK TDK InvenSense ICM-42605 LGA-14 6-Axis Accelerometer Gyro IMU
Brand: TDK InvenSense
SKU: SENS-1157
Price: 1519.00 INR
Availability: OutOfStock

₹1,519.00 (Inclusive of all taxes)

Out of Stock

The TDK TDK InvenSense ICM-42605 is a low-power 6-axis MEMS IMU integrating a 3-axis gyroscope and 3-axis accelerometer in an LGA-14 package. It features ultra-low-noise performance, programmable digital filters, and supports I3CSM, I2C, and SPI interfaces for seamless integration with microcontrollers like STM32, ESP32, and Raspberry Pi.

Features

6-Axis MEMS IMU: Combines a 3-axis gyroscope (±15.2° to ±2000°/sec) and a 3-axis accelerometer (±2g to ±16g).
Ultra-Low Noise Performance: Gyroscope noise density of 3.8 mdps/√Hz and accelerometer noise density of 70 µg/√Hz.
Low Power Operation: Consumes only 0.65 mA in Low-Noise mode, ideal for battery-powered wearables and IoT devices.
Flexible Digital Interfaces: Supports I3CSM, I2C, and SPI communication for easy MCU and processor integration.
Advanced On-Chip Features: Includes programmable filters, pedometer, tilt detection, tap detection, and wake-on-motion.

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Description

The ICM-42605 is a high-performance, low-power inertial measurement unit (IMU) utilizing MEMS technology for precise motion tracking. Its integrated 3-axis gyroscope and 3-axis accelerometer provide accurate angular rate and linear acceleration data, with user-selectable full-scale ranges to suit various application dynamics. The device incorporates sophisticated digital signal processing with programmable low-pass and high-pass filters for the gyroscope, accelerometer, and temperature sensor, enabling optimized performance for specific motion profiles.

Operating from a 1.71V to 3.6V supply, the ICM-42605 is designed for energy-sensitive portable electronics. Its robust feature set, including built-in motion processing algorithms for activity recognition and gesture detection, reduces the computational load on the host processor. The LGA-14 package offers a compact footprint for space-constrained designs, making it a versatile solution for advanced motion-sensing applications.

Key Features

High-Precision MEMS Sensing: Delivers stable and accurate inertial data with excellent bias stability over temperature.
Configurable Full-Scale Ranges: Gyroscope ranges from ±15.2° to ±2000°/sec and accelerometer ranges from ±2g to ±16g for application-specific sensitivity.
Integrated Motion Processing: On-chip algorithms for pedometer counting, tilt detection, and tap/double-tap recognition simplify application development.
Flexible Power Modes: Features multiple operational modes, including a low-power wake-on-motion mode, to optimize energy consumption.
Robust Digital Core: Includes a 16-bit ADC, programmable filters, and a FIFO buffer for efficient data management and host communication.
Wide Operating Voltage: Compatible with 1.71V to 3.6V logic systems, supporting direct connection to modern low-voltage microcontrollers.

Applications

Wearable Fitness Trackers & Smartwatches: For activity tracking, step counting, and gesture-based controls.
Augmented & Virtual Reality (AR/VR) Headsets: Providing precise head-tracking and motion sensing for immersive experiences.
Smartphone & Tablet Motion Sensing: Enabling screen orientation, gaming controls, and image stabilization.
Robotics & Drone Stabilization: Used in flight controllers and robotic platforms for attitude estimation and balance.
IoT Sensor Nodes: For vibration monitoring, asset tracking, and context-aware sensing in industrial and consumer devices.

Technical Specifications

Key	Value
Manufacturer Part Number	ICM-42605
Device Type	6-Axis IMU (3-axis Gyro + 3-axis Accel)
Gyroscope Full-Scale Range	±15.2°, ±31°, ±62°, ±125°, ±250°, ±500°, ±1000°, ±2000°/sec
Accelerometer Full-Scale Range	±2g, ±4g, ±8g, ±16g
Gyroscope Noise Density	3.8 mdps/√Hz
Accelerometer Noise Density	70 µg/√Hz
Supply Voltage	1.71 V to 3.6 V
Operating Current (Low-Noise Mode)	0.65 mA
Digital Interfaces	I3CSM, I2C (up to 1 MHz), SPI (up to 10 MHz)
Package Type	LGA-14
Package Dimensions	2.5 mm x 3.0 mm
Operating Temperature Range	-40°C to +85°C
Certification	RoHS Compliant

Frequently Asked Questions

What are the supported communication interfaces for the ICM-42605?

The ICM-42605 supports three primary digital interfaces: I3CSM (a variant of I2C), standard I2C (up to 1 MHz), and SPI (up to 10 MHz). This flexibility allows direct connection to a wide range of host processors and microcontrollers like Arduino, ESP32, STM32, and Raspberry Pi, enabling easy integration into your system.

What is the operating voltage range for this IMU?

The ICM-42605 operates from a supply voltage (VDD) of 1.71V to 3.6V. This wide range makes it directly compatible with common 1.8V, 2.5V, and 3.3V logic levels found in modern portable and battery-powered electronics, eliminating the need for a level shifter in most designs.

Can the full-scale ranges of the gyroscope and accelerometer be changed?

Yes, both the gyroscope and accelerometer full-scale ranges are user-programmable via register settings. The gyroscope offers eight ranges from ±15.2°/sec to ±2000°/sec, while the accelerometer offers four ranges from ±2g to ±16g. This allows you to optimize the sensor's sensitivity and dynamic range for your specific application requirements.

What advanced features are built into the ICM-42605?

The ICM-42605 includes several integrated motion processing features that reduce host processor load. These include a pedometer step counter, tilt detection, single/double-tap detection, and a wake-on-motion interrupt function. These features are configurable and can generate hardware interrupts upon detection of specific motion events.