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FRDM-K22F-A8974

FRDM-K22F-A8974

NXP USA Inc.
FXLS8974CF, K22 Kinetis Accelerometer, 3 Axis Sensor Evaluation Board
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Overview

The FRDM-K22F-A8974 is a Sensor Toolbox development board featuring the FXLS8974CF 3-axis accelerometer and a Kinetis K22 microcontroller. It provides a complete evaluation platform for motion sensing applications with adjustable sensitivity up to 1024LSB/g and multiple communication interfaces including I2C, SPI, and USB.

Why Choose This Part

This board offers high versatility with four selectable sensing ranges from +/-2g up to +/-16g to match specific application resolution requirements. It integrates the Kinetis K22 MCU for on-board processing and includes all necessary cables and hardware for immediate benchtop testing.

Applications

Industrial Tilt Sensing
Monitoring equipment orientation and platform leveling in harsh industrial environments.
Wearable Activity Tracking
Low-power step counting and motion detection for battery-operated consumer devices.
Smart Building Automation
Vibration monitoring and asset tracking within building management systems.
Motion-Activated Awakening
Implementing wake-on-motion functionality to reduce system power consumption.

Key Specifications

Contents Board(s), Cable(s)
Embedded No
Interface I2C, Serial, SPI
Sensitivity 1024LSB/g, 512LSB/g, 256LSB/g, 128LSB/g
Sensor Type Accelerometer, 3 Axis
Sensing Range +/-2g, 4g, 8g, 16g
Voltage - Supply 1.71V ~ 3.6V
Utilized IC / Part FXLS8974CF, K22

Getting Started

Engineers can begin development by connecting the board via USB to a PC and using the NXP Sensor Toolbox software for real-time data visualization. The board is also compatible with the MCUXpresso IDE and SDK for developing custom firmware using the Kinetis K22 hardware.

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