MK21DX256AVMC5R

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, consumer electronics
• Characteristics: High-performance, low-power consumption, extensive peripheral integration
• Package: VQFN-64
• Essence: ARM Cortex-M4 core with 256KB flash memory and 64KB RAM
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Microcontroller Core: ARM Cortex-M4
• Flash Memory: 256KB
• RAM: 64KB
• Operating Voltage: 1.71V to 3.6V
• Operating Temperature: -40°C to +105°C
• Clock Speed: Up to 72MHz
• Peripherals: UART, SPI, I2C, GPIO, ADC, PWM, DMA, USB, etc.
• Package Type: VQFN-64
• Package Dimensions: 9mm x 9mm x 0.9mm

Detailed Pin Configuration

The MK21DX256AVMC5R microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pin 1: VDDA
• Pin 2: VSSA
• Pin 3: PTA0
• Pin 4: PTA1
• Pin 5: PTA2
• ...
• Pin 64: RESET_b

For the complete pin configuration diagram, please refer to the datasheet.

Functional Features

• High-performance ARM Cortex-M4 core for efficient processing
• Extensive peripheral integration for versatile applications
• Low-power consumption for energy-efficient designs
• Flexible clocking options for power optimization
• Rich set of communication interfaces for connectivity
• Advanced analog and digital peripherals for diverse functionality

Advantages and Disadvantages

Advantages: - High-performance processing capabilities - Extensive peripheral integration reduces external component count - Low-power consumption extends battery life - Versatile communication interfaces enable connectivity options - Rich set of analog and digital peripherals for diverse functionality

Disadvantages: - Limited flash memory and RAM compared to higher-end microcontrollers - Relatively small package size may limit the number of available I/O pins

Working Principles

The MK21DX256AVMC5R microcontroller is based on the ARM Cortex-M4 core, which provides high-performance processing capabilities. It operates at a clock speed of up to 72MHz and integrates various peripherals such as UART, SPI, I2C, GPIO, ADC, PWM, DMA, and USB.

The microcontroller executes instructions stored in its flash memory and utilizes its RAM for data storage during program execution. It communicates with external devices through its peripheral interfaces and can be programmed using various development tools and software.

Detailed Application Field Plans

The MK21DX256AVMC5R microcontroller finds applications in various fields, including:

1. Embedded Systems: Used in industrial automation, robotics, and control systems.
2. Internet of Things (IoT) Devices: Enables connectivity and control in smart home devices, wearables, and sensor networks.
3. Consumer Electronics: Powers portable devices, audio/video equipment, and home appliances.
4. Automotive: Used in automotive electronics for engine control, infotainment systems, and driver assistance.
5. Medical Devices: Enables monitoring, diagnostics, and control in medical equipment.

Detailed and Complete Alternative Models

1. MK22DN512ZVLH5: Similar microcontroller with higher flash memory and RAM capacity.
2. MKL26Z128VFT4: Lower-cost microcontroller with reduced flash memory and peripheral options.
3. MK64FN1M0VLL12: Higher-end microcontroller with larger flash memory, more peripherals, and advanced features.

These alternative models offer different specifications and capabilities to suit specific application requirements.

Word count: 510 words