The MK21FN1M0V12 is a high-performance microcontroller from the Kinetis K21 family, manufactured by NXP Semiconductors (formerly Freescale). It is based on the ARM Cortex-M4 core and is designed for a wide range of embedded applications requiring a balance of processing power, low power consumption, and connectivity options. This microcontroller is part of the Kinetis family, known for its scalability and comprehensive feature set.

Applications

• Industrial control systems
• Home automation
• Medical devices
• Consumer electronics
• Internet of Things (IoT) devices
• Motor control
• Data logging

Features

• ARM Cortex-M4 core with a clock speed of up to 120 MHz
• 1 MB Flash memory
• 128 KB SRAM
• Integrated USB OTG controller
• Ethernet MAC controller
• Multiple UART, SPI, and I2C interfaces
• Analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)
• Timers and PWM modules
• Real-time clock (RTC)
• Low-power modes for energy efficiency

Benefits

• High processing power enables complex algorithms and real-time control.
• Large memory capacity allows for storage of application code and data.
• Integrated USB and Ethernet controllers facilitate connectivity.
• Multiple communication interfaces support various peripherals.
• Low-power modes extend battery life in portable devices.
• Flexible architecture enables customization for specific applications.

Additional Details

The MK21FN1M0V12 microcontroller features a floating-point unit (FPU) for efficient processing of floating-point calculations. It supports various security features including a memory protection unit (MPU) and a cryptographic acceleration unit (CAU). Development tools and software libraries are available from NXP to simplify application development. The microcontroller is designed to meet the requirements of various industrial and consumer applications. Detailed datasheets and application notes are available from NXP Semiconductors.