MK21DX128VLK5 - NXP USA Inc.

Manufacturer Part Number

MK21DX128VLK5

Manufacturer

NXP Semiconductors

Introduction

ARM Cortex-M4 based microcontroller suited for embedded applications

Product Features and Performance

ARM Cortex-M4 core at 50MHz

128KB program FLASH memory

4KB EEPROM

32KB RAM

20-channel 16-bit A/D converter

Multiple connectivity options (I2C, IrDA, SPI, UART/USART, USB, USB OTG)

60 GPIOs

Internal oscillator

Product Advantages

High integration reducing external component count

Efficient 32-bit processing with DSP instruction support

Flexible set of peripherals for various use cases

Low operating voltage suitable for battery-powered devices

Key Technical Parameters

Core Processor: ARM Cortex-M4

Core Size: 32-Bit

Speed: 50MHz

Number of I/O: 60

Program Memory: 128KB FLASH

EEPROM: 4KB

RAM: 32KB

Supply Voltage: 1.71V to 3.6V

Operating Temperature: -40°C to 105°C

Quality and Safety Features

Low voltage detection

Power-on reset

Watchdog timer for system reliability

Compatibility

Compatible with a range of industry-standard communication protocols

Supports 80-FQFP (12x12) surface mount packaging for easy PCB design

Application Areas

Consumer electronics

Industrial control

IoT devices

Medical monitoring

Product Lifecycle

Obsolete with limited support and availability

Verify availability of replacements or upgrades

Reasons to Choose This Product

Robust ARM Cortex-M4 core offering great performance for embedded applications

Wide range of I/O and peripherals allowing for flexible design options

Low power consumption ideal for portable devices

Extended temperature range ensures reliability under extreme conditions

Direct support for multiple communication interfaces simplifies connectivity design