Overview
The MK21DX256AVLK5 is a microcontroller unit (MCU) produced by NXP USA Inc., part of the Kinetis K21D sub-family. This MCU is based on the ARM® Cortex®-M4 core and is designed to provide a robust set of features for a wide range of applications. It includes a variety of peripherals and advanced security features, making it suitable for demanding embedded systems.
Key Specifications
| Specification | Detail |
|---|---|
| Core Processor | ARM® Cortex®-M4 |
| Core Size | 32-Bit Single-Core |
| Speed | 50MHz |
| Voltage Range | 1.71V to 3.6V |
| Memory | 256KB Flash, 32KB SRAM |
| Connectivity | I2C, IrDA, SPI, UART |
| Package | 80 QFP, 12 x 12 x 1.6 mm, Pitch 0.5 mm |
Key Features
- Hardware encryption and tamper detection for enhanced security.
- A rich suite of analog, communication, timing, and control peripherals.
- ARM® Cortex®-M4 core for high performance and efficiency.
- Low power consumption with various power-saving modes.
- Multiple communication interfaces including I2C, IrDA, SPI, and UART.
Applications
The MK21DX256AVLK5 MCU is versatile and can be used in a variety of applications, including:
- Industrial control systems.
- Medical devices.
- Consumer electronics.
- Automotive systems.
- Internet of Things (IoT) devices.
Q & A
- What is the core processor of the MK21DX256AVLK5 MCU?
The core processor is the ARM® Cortex®-M4. - What is the operating voltage range of the MK21DX256AVLK5?
The operating voltage range is 1.71V to 3.6V. - How much flash and SRAM memory does the MK21DX256AVLK5 have?
The MCU has 256KB of flash memory and 32KB of SRAM. - What are the key security features of the MK21DX256AVLK5?
The MCU includes hardware encryption and tamper detection. - What types of communication interfaces does the MK21DX256AVLK5 support?
The MCU supports I2C, IrDA, SPI, and UART interfaces. - What is the package type and dimensions of the MK21DX256AVLK5?
The package is an 80 QFP with dimensions of 12 x 12 x 1.6 mm and a pitch of 0.5 mm. - What are some common applications for the MK21DX256AVLK5 MCU?
Common applications include industrial control systems, medical devices, consumer electronics, automotive systems, and IoT devices. - What is the clock speed of the MK21DX256AVLK5 MCU?
The clock speed is up to 50MHz. - Does the MK21DX256AVLK5 support low power modes?
Yes, the MCU supports various power-saving modes for low power consumption. - Where can I purchase the MK21DX256AVLK5 MCU?
You can purchase the MCU from distributors like DigiKey, MOST Electronics, and JAK Electronics.
