MK21DX256VLK5 - NXP USA Inc.

Manufacturer Part Number

MK21DX256VLK5

Manufacturer

NXP Semiconductors

Introduction

Kinetis K20 microcontroller featuring ARM Cortex-M4 core, designed for low-power, mixed-signal applications.

Product Features and Performance

32-Bit Single-Core ARM Cortex-M4 Processor

Maximum Speed of 50MHz

Flash Program Memory of 256KB

RAM of 32KB

EEPROM of 4KB

60 Input/Output Pins

Multi-Purpose DMA Controller

Innovative FlexTimer for PWM Signaling

USB 2.0 Full-Speed and OTG Controller

Serial Communication Interfaces including I2C, SPI, UART, IrDA

Analog to Digital Converters with 20 Channels, 16-bit Resolution

Internal Oscillator for Clock Generation

Low-Voltage Detection, Power-On Reset, and Watchdog Timer for Reliable Operation

Extensive Low Power Modes for Power Efficiency

Product Advantages

High Integration of Features on a Single Chip

Low Power Consumption Suitable for Battery-Powered Devices

Large I/O Count for Complex Applications

Robust Serial Communication Capabilities

Advanced Mixed-Signal Integration for Simplified Design

Key Technical Parameters

Core Size: 32-Bit

Program Memory Type: Flash

EEPROM Size: 4KB

RAM Size: 32KB

Voltage Supply Range: 1.71V to 3.6V

Number of I/O Pins: 60

Temperature Rating: -40°C to 105°C

Data Converters: A/D 20x16b

Package: 80-LQFP

Quality and Safety Features

Built-In Low Voltage Detection

Power-On Reset Circuit

Watchdog Timer for System Integrity

Compatibility

Matches Standard 80-LQFP Footprint

Suitable for Use with Many Existing 32-bit Microcontroller Designs

Application Areas

Industrial Controls

Consumer Electronics

Automotive Systems

Healthcare Devices

Internet of Things (IoT)

Product Lifecycle

Obsolete Status

May Not Be Recommended for New Design

Alternatives or Upgrades Should Be Considered for New Applications

Several Key Reasons to Choose This Product

Advanced ARM Cortex-M4 Core for Efficient Processing

High-Performance Analog Features for Mixed-Signal Applications

Comprehensive Serial Connectivity Options

Eco-friendly with Low Power Consumption

Extensive Memory Integration Ideal for Data-Intensive Operations

Broad Operating Temperature Range Suitable for Harsh Environments