ICM-42688-P High-Precision 6-Axis MEMS MotionTracking IMU
Sensors · TDK InvenSense
ICM-42688-P is a high-performance 6-axis MEMS IMU from TDK InvenSense, integrating a 3-axis gyroscope and 3-axis accelerometer with low-noise sensing, external clock input, APEX motion functions, and I3C/I²C/SPI interfaces.
- Sensor Type
- 6-axis MEMS IMU with 3-axis gyroscope and 3-axis accelerometer
- Gyroscope Range
- ±15.6 / ±31.2 / ±62.5 / ±125 / ±250 / ±500 / ±1000 / ±2000 dps
- Accelerometer Range
- ±2 / ±4 / ±8 / ±16 g
- Gyroscope Noise
- 2.8 mdps/√Hz
- Accelerometer Noise
- 70 µg/√Hz
- Low-Noise 6-Axis Current
- 0.88 mA typical
- Professional sourcingVetted supply chain with documented traceability
- Genuine partsDocumented traceability on every shipment
- ESD-safe handlingOriginal packaging, moisture controlled
- Worldwide shippingConsolidated freight to 100+ countries
Specifications
Core ratings and package details for this sensors (ICM-42688-P). Use the table below when comparing drop-in options or validating a schematic callout.
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Sensor Type | 6-axis MEMS IMU with 3-axis gyroscope and 3-axis accelerometer | FIFO Support | 2 kB FIFO with high-resolution 20-bit FIFO data format support |
| Gyroscope Range | ±15.6 / ±31.2 / ±62.5 / ±125 / ±250 / ±500 / ±1000 / ±2000 dps | Motion Functions | Pedometer, tilt detection, tap detection, wake-on-motion, raise-to-wake/sleep, significant motion detection |
| Accelerometer Range | ±2 / ±4 / ±8 / ±16 g | Digital Filters | User-programmable filters for gyroscope, accelerometer, and temperature sensor |
| Gyroscope Noise | 2.8 mdps/√Hz | Host Interfaces | I3C up to 12.5 MHz, I²C up to 1 MHz, SPI up to 24 MHz |
| Accelerometer Noise | 70 µg/√Hz | Supply Voltage | VDD 1.71 V to 3.6 V; VDDIO 1.71 V to 3.6 V |
| Low-Noise 6-Axis Current | 0.88 mA typical | Package | 14-pin LGA, 2.5 × 3.0 × 0.91 mm |
Product Overview
A closer look at ICM-42688-P as a sensors: functional summary, usage notes, and the features that matter in real designs.
The ICM-42688-P from TDK InvenSense is a high-precision 6-axis MEMS MotionTracking® IMU that integrates a 3-axis gyroscope and a 3-axis accelerometer in a compact 2.50 × 3.00 × 0.91 mm package. It is designed for applications that require accurate motion sensing, stable orientation measurement, and low-noise inertial data.
This device supports highly accurate external clock input, helping reduce system-level sensitivity error, improve gyroscope-based orientation measurement, and minimize output data rate variation caused by temperature or device-to-device differences. TDK positions the ICM-42688-P as its highest-performance 6-axis IMU with advanced motion features and events.
With low gyroscope noise of 2.8 mdps/√Hz, accelerometer noise of 70 µg/√Hz, selectable full-scale ranges, programmable digital filters, and advanced APEX motion functions, the ICM-42688-P is well suited for AR/VR/XR, robotics, wearables, sports devices, and high-performance IoT systems.
Key Features
| Feature | Description |
|---|---|
| Sensor Type | 6-axis MEMS IMU with 3-axis gyroscope and 3-axis accelerometer |
| Gyroscope Range | ±15.6 / ±31.2 / ±62.5 / ±125 / ±250 / ±500 / ±1000 / ±2000 dps |
| Accelerometer Range | ±2 / ±4 / ±8 / ±16 g |
| Gyroscope Noise | 2.8 mdps/√Hz |
| Accelerometer Noise | 70 µg/√Hz |
| Low-Noise 6-Axis Current | 0.88 mA typical |
| FIFO Support | 2 kB FIFO with high-resolution 20-bit FIFO data format support |
| Motion Functions | Pedometer, tilt detection, tap detection, wake-on-motion, raise-to-wake/sleep, significant motion detection |
| Digital Filters | User-programmable filters for gyroscope, accelerometer, and temperature sensor |
| Host Interfaces | I3C up to 12.5 MHz, I²C up to 1 MHz, SPI up to 24 MHz |
| Supply Voltage | VDD 1.71 V to 3.6 V; VDDIO 1.71 V to 3.6 V |
| Package | 14-pin LGA, 2.5 × 3.0 × 0.91 mm |
| Target Applications | AR/VR/XR, robotics, wearables, sports devices, high-performance IoT |
Product Description
The TDK InvenSense ICM-42688-P is engineered for systems that need precise, stable, and efficient inertial motion tracking. It combines low-noise gyroscope and accelerometer sensing with flexible digital output interfaces, making it easy to integrate into compact embedded systems, wearable devices, smart controllers, and robotic platforms.
A key advantage of the ICM-42688-P is its support for an external clock input. This feature helps improve orientation accuracy by reducing gyroscope sensitivity error and output data rate variation, especially in applications where timing stability is critical. The device also supports a high-resolution FIFO format, with 19-bit gyroscope data and 18-bit accelerometer data encapsulated in a 20-bit FIFO packet structure for precision motion applications.
The built-in APEX Motion Processing functions allow designers to implement motion-based features such as pedometer, tap detection, tilt detection, wake-on-motion, raise-to-wake/sleep, and significant motion detection without relying entirely on the host processor. This helps reduce system power consumption while enabling more responsive user interaction and event detection.
Applications
- AR/VR/XR controllers
- Head-mounted displays
- Robotics and motion control systems
- Wearable electronics
- Sports and fitness devices
- High-performance IoT devices
- Smart handheld devices
- Motion tracking and orientation sensing modules
Summary
The ICM-42688-P is a strong choice for engineers who need a compact, high-accuracy 6-axis IMU with advanced motion detection features. Its low-noise gyroscope and accelerometer, wide selectable measurement ranges, external clock input, programmable filters, and high-speed digital interfaces make it suitable for demanding applications such as AR/VR, robotics, wearables, and high-performance IoT products.
Design Resources
4 guides related to ICM-42688-P and sensors topics — background reading before you freeze the schematic.
Frequently Asked Questions
Short answers for sourcing ICM-42688-P from TDK InvenSense: what to confirm before you place the order.
What is ICM-42688-P?
ICM-42688-P is a high-performance 6-axis MEMS IMU from TDK InvenSense, integrating a 3-axis gyroscope and 3-axis accelerometer with low-noise sensing, external clock input, APEX motion functions, and I3C/I²C/SPI interfaces.
What package is ICM-42688-P supplied in?
ICM-42688-P is supplied in 14-pin LGA, 2.5 × 3.0 × 0.91 mm by TDK InvenSense.
What type of component is ICM-42688-P?
ICM-42688-P is a Sensors from TDK InvenSense.
What are the key specifications of ICM-42688-P?
Sensor Type: 6-axis MEMS IMU with 3-axis gyroscope and 3-axis accelerometer; Gyroscope Range: ±15.6 / ±31.2 / ±62.5 / ±125 / ±250 / ±500 / ±1000 / ±2000 dps; Accelerometer Range: ±2 / ±4 / ±8 / ±16 g; Gyroscope Noise: 2.8 mdps/√Hz; Accelerometer Noise: 70 µg/√Hz.
Is ICM-42688-P in stock at MOZ Electronics?
ICM-42688-P is listed as in stock. Order online when a price is shown, or submit an RFQ for volume pricing and lead time.
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