LM3S2730-IQC50-A2T

Product Overview

Category: Microcontroller

Use: The LM3S2730-IQC50-A2T 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 LM3S2730-IQC50-A2T comes in a compact and durable package suitable for surface mount technology (SMT) assembly. It is available in a 64-pin quad flat no-lead (QFN) package.

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

Packaging/Quantity: The LM3S2730-IQC50-A2T is typically sold in reels or trays containing multiple units. The exact quantity depends on the supplier and customer requirements.

Specifications

• Core: ARM Cortex-M3
• Clock Speed: Up to 50 MHz
• Flash Memory: 128 KB
• RAM: 16 KB
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 12-bit resolution, up to 8 channels
• PWM Outputs: Up to 6 channels
• Timers: 4 general-purpose timers, 1 watchdog timer
• Operating Voltage: 3.3V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The LM3S2730-IQC50-A2T has a total of 64 pins, each serving a specific purpose. Here is a brief overview of the pin configuration:

• Pins 1-8: Analog input channels
• Pins 9-16: General-purpose I/O (GPIO) pins
• Pins 17-24: UART communication interface
• Pins 25-32: SPI communication interface
• Pins 33-40: I2C communication interface
• Pins 41-48: PWM outputs
• Pins 49-56: Timers and interrupts
• Pins 57-64: Power supply and ground

For a detailed pinout diagram and more information, refer to the LM3S2730-IQC50-A2T datasheet.

Functional Features

The LM3S2730-IQC50-A2T offers several functional features that make it suitable for a wide range of applications:

1. High-performance Processing: The ARM Cortex-M3 core provides efficient and powerful processing capabilities, enabling complex tasks to be executed quickly and accurately.

2. Versatile Communication Interfaces: The microcontroller supports multiple communication interfaces such as UART, SPI, and I2C, allowing seamless integration with other devices and systems.

3. Analog-to-Digital Conversion: The built-in ADC enables precise measurement and conversion of analog signals, making it ideal for sensor interfacing and data acquisition applications.

4. PWM Outputs: The PWM outputs can be used to control motors, LEDs, or other devices requiring variable speed or intensity control.

5. Timers and Interrupts: The timers and interrupts facilitate precise timing and event handling, ensuring accurate synchronization and response in time-critical applications.

Advantages and Disadvantages

Advantages: - High-performance ARM Cortex-M3 core for efficient processing - Versatile communication interfaces for seamless integration - Built-in ADC for accurate analog signal conversion - PWM outputs for flexible device control - Timers and interrupts for precise timing and event handling

Disadvantages: - Limited flash memory and RAM compared to some other microcontrollers - Availability and pricing may vary depending on the supplier and region

Working Principles

The LM3S2730-IQC50-A2T 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 components through various peripherals.

Upon power-up, the microcontroller initializes its internal registers and peripherals. It then starts executing the program instructions stored in its flash memory. The program controls the behavior of the microcontroller, utilizing its processing power, memory, and peripherals to perform specific tasks.

The microcontroller can communicate with external devices through its communication interfaces, read analog signals using the ADC, generate PWM signals for controlling devices, and handle interrupts and timers for precise timing and event-driven operations.

Detailed Application Field