LM3S2671-IQR50-A0T

Product Overview

Category: Microcontroller

Use: The LM3S2671-IQR50-A0T is a microcontroller designed for embedded systems applications. It provides a wide range of features and capabilities to support various electronic devices and systems.

Characteristics: - High-performance ARM Cortex-M3 core - 32-bit RISC architecture - Clock speed up to 50 MHz - Flash memory for program storage - RAM for data storage - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converter (ADC) - PWM outputs for controlling motors or other devices - Timers and interrupts for precise timing and event handling

Package: The LM3S2671-IQR50-A0T comes in a compact integrated circuit package, suitable for surface mount technology (SMT) assembly. It has a small form factor, making it ideal for space-constrained applications.

Essence: This microcontroller serves as the brain of an embedded system, providing the necessary processing power and control capabilities to interact with external components and perform various tasks.

Packaging/Quantity: The LM3S2671-IQR50-A0T is typically sold in reels or trays, containing multiple units per package. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Microcontroller Core: ARM Cortex-M3
• Clock Speed: Up to 50 MHz
• Flash Memory: 128 KB
• RAM: 32 KB
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 12-bit resolution, multiple channels
• PWM Outputs: Up to 6 channels
• Timers: 4 general-purpose timers, 2 watchdog timers
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM3S2671-IQR50-A0T has a total of 64 pins, which are assigned for various functions and connections. The pin configuration is as follows:

• Pins 1-8: Digital I/O or peripheral function
• Pins 9-16: Digital I/O or peripheral function
• Pins 17-24: Digital I/O or peripheral function
• Pins 25-32: Digital I/O or peripheral function
• Pins 33-40: Digital I/O or peripheral function
• Pins 41-48: Digital I/O or peripheral function
• Pins 49-56: Digital I/O or peripheral function
• Pins 57-64: Digital I/O or peripheral function

Functional Features

The LM3S2671-IQR50-A0T offers several functional features that enhance its usability and performance in embedded systems:

1. High-performance Core: The ARM Cortex-M3 core provides efficient processing capabilities, enabling the microcontroller to handle complex tasks quickly.

2. Ample Memory: With 128 KB of flash memory and 32 KB of RAM, the microcontroller can store program code and data efficiently.

3. Versatile Communication Interfaces: The UART, SPI, and I2C interfaces allow seamless communication with other devices, such as sensors, displays, and external controllers.

4. Analog-to-Digital Conversion: The built-in ADC enables the microcontroller to convert analog signals from sensors or other sources into digital values for processing.

5. PWM Outputs: The PWM outputs provide precise control over motors, actuators, or other devices requiring variable speed or position control.

6. Timers and Interrupts: The timers and interrupts facilitate accurate timing and event handling, essential for real-time applications.

Advantages and Disadvantages

Advantages: - Powerful processing capabilities - Ample memory for program and data storage - Multiple communication interfaces for device connectivity - Built-in analog-to-digital converter - PWM outputs for precise control - Timers and interrupts for accurate timing

Disadvantages: - Limited number of I/O pins (64 in total) - Relatively high power consumption compared to low-power microcontrollers - Higher cost compared to simpler microcontrollers

Working Principles

The LM3S2671-IQR50-A0T operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, processes data using its core, and interacts with external devices through various interfaces. The microcontroller's working principles involve fetching instructions, decoding them, executing the necessary operations, and updating the system state accordingly.

Detailed Application Field Plans

The LM3S2671-IQR50-A0T is suitable for a wide range of application fields, including but not limited to:

1. Industrial Automation: The microcontroller can be used in industrial automation systems