MK21DN512VLK5

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics:
  • High-performance ARM Cortex-M4 core
  • 512KB Flash memory
  • 96KB RAM
  • Low power consumption
• Package: LQFP
• Essence: Advanced microcontroller for various applications
• Packaging/Quantity: Available in reels, quantity depends on order size

Specifications

• Processor: ARM Cortex-M4
• Clock Speed: Up to 120 MHz
• Flash Memory: 512KB
• RAM: 96KB
• Operating Voltage: 1.71V to 3.6V
• I/O Pins: 80
• Communication Interfaces: UART, SPI, I2C, USB
• Analog-to-Digital Converter (ADC): 16-bit, 16 channels
• Timers: 8-channel FlexTimer, 2-channel low-power timer
• Operating Temperature Range: -40°C to +105°C

Detailed Pin Configuration

The MK21DN512VLK5 microcontroller has a total of 80 I/O pins. The pin configuration is as follows:

• Port A: PA0 to PA31
• Port B: PB0 to PB31
• Port C: PC0 to PC31
• Port D: PD0 to PD7
• Port E: PE0 to PE31

Each port can be configured as input or output and supports various functionalities such as GPIO, interrupt, analog input, etc.

Functional Features

• High-performance ARM Cortex-M4 core enables efficient processing of complex tasks.
• Ample Flash memory and RAM provide sufficient storage and data handling capabilities.
• Low power consumption allows for extended battery life in portable devices.
• Multiple communication interfaces facilitate connectivity with other devices.
• 16-bit ADC enables accurate analog signal conversion.
• Flexible timers support precise timing requirements.

Advantages and Disadvantages

Advantages: - Powerful processing capabilities - Sufficient memory for various applications - Low power consumption - Versatile communication interfaces - Accurate analog-to-digital conversion - Precise timing control

Disadvantages: - Limited number of I/O pins - Relatively high cost compared to lower-end microcontrollers

Working Principles

The MK21DN512VLK5 microcontroller operates based on the ARM Cortex-M4 architecture. It executes instructions stored in its Flash memory, processes data using its CPU, and communicates with other devices through its various interfaces. The low power consumption is achieved by optimizing the execution of instructions and managing power modes effectively.

Detailed Application Field Plans

The MK21DN512VLK5 microcontroller can be used in a wide range of applications, including but not limited to: - Industrial automation - Home automation - Automotive electronics - Consumer electronics - Medical devices - Internet of Things (IoT) devices

Its powerful processing capabilities, ample memory, and versatile communication interfaces make it suitable for demanding applications that require efficient data processing and connectivity.

Detailed and Complete Alternative Models

• MK22FN512VLH12: Similar features and specifications, but with additional cryptographic acceleration.
• MKL25Z128VLK4: Lower-cost alternative with reduced Flash memory and RAM capacity.
• MK64FN1M0VLL12: Higher-end model with increased Flash memory and RAM capacity, suitable for more complex applications.

These alternative models offer different trade-offs in terms of cost, performance, and features, allowing users to choose the most suitable microcontroller for their specific requirements.

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