EmbeddedRelated.com
The 2026 Embedded Online Conference
FRDM-K66F

FRDM-K66F

NXP Semiconductors
Development Boards & Kits - ARM Freedom Development Board for Kinetis K26 and K66 MCUs
16 in stock

Overview

The NXP FRDM-K66F is a Freedom development board featuring the Kinetis K66F microcontroller, an ARM Cortex-M4F based MCU. It provides a comprehensive platform for embedded system development, integrating various peripherals and connectivity options. This board is designed for rapid prototyping and evaluation of the K66 family of microcontrollers.

Why Choose This Part

Engineers benefit from the FRDM-K66F's high-performance Cortex-M4F core operating up to 180 MHz, providing significant processing power for complex tasks. The large 2MB Flash and 256KB RAM offer ample space for sophisticated firmware. Furthermore, the extensive suite of communication interfaces and hardware accelerators (CRC, RTC, RNG, CAU for crypto) simplifies the integration of advanced features.

Applications

General-Purpose Embedded Prototyping
The FRDM-K66F is an excellent starting point for general embedded projects due to its powerful Cortex-M4F core, ample memory, and diverse peripheral set.
IoT Edge Devices
With Ethernet and USB connectivity, the board can be used to develop smart devices requiring network access and local data processing capabilities.
Industrial Control Systems
The robust Kinetis K66F MCU, along with interfaces like CAN and Ethernet, makes the FRDM-K66F suitable for industrial automation and control applications.
Audio Processing
Equipped with an I2S interface and DSP instructions, the K66F can be leveraged for audio-related projects, such as signal processing or playback systems.
Motor Control Applications
The MCU's performance and integrated peripherals can support the development of various motor control algorithms and drive systems.

Getting Started

To begin with the FRDM-K66F, users can leverage NXP's MCUXpresso IDE and SDK, which provide a complete development environment and drivers. The board is also supported by ARM Keil MDK and IAR Embedded Workbench. Example projects and documentation are available on NXP's website, enabling quick setup and code development.

Also Consider

STM32F429 Discovery Kit STMicroelectronics - This board features an STM32F429 MCU (Cortex-M4F) and includes an integrated LCD, making it suitable for HMI-focused development.
The 2026 Embedded Online Conference