LM3S2739-EQC50-A2T

Product Overview

Category: Microcontroller

Use: The LM3S2739-EQC50-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 - 256KB Flash memory - 64KB RAM - 50MHz clock speed - 32-bit RISC architecture - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converter (ADC) - PWM outputs - Real-time clock (RTC) - Low power consumption

Package: EQC50-A2T

Essence: The LM3S2739-EQC50-A2T is a powerful microcontroller that combines high performance with low power consumption. It is suitable for a wide range of applications, including industrial control systems, consumer electronics, and automotive systems.

Packaging/Quantity: The LM3S2739-EQC50-A2T is available in a surface-mount package. The quantity may vary depending on the supplier.

Specifications

• Microcontroller Family: LM3S
• Core: ARM Cortex-M3
• Flash Memory: 256KB
• RAM: 64KB
• Clock Speed: 50MHz
• Architecture: 32-bit RISC
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): Yes
• PWM Outputs: Yes
• Real-Time Clock (RTC): Yes
• Operating Voltage Range: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM3S2739-EQC50-A2T microcontroller has a total of 100 pins. The pin configuration is as follows:

• Pin 1: VDD (Power Supply)
• Pin 2: GND (Ground)
• Pin 3: GPIO0
• Pin 4: GPIO1
• ...
• Pin 99: GPIO98
• Pin 100: GPIO99

Please refer to the datasheet for a complete pinout diagram and detailed pin descriptions.

Functional Features

The LM3S2739-EQC50-A2T offers several functional features that enhance its performance and versatility:

1. High-performance ARM Cortex-M3 core: The microcontroller is powered by an advanced ARM Cortex-M3 core, providing efficient processing capabilities.

2. Ample Memory: With 256KB of Flash memory and 64KB of RAM, the LM3S2739-EQC50-A2T can handle complex applications and store data efficiently.

3. Communication Interfaces: The microcontroller supports various communication interfaces such as UART, SPI, and I2C, enabling seamless integration with other devices.

4. Analog-to-Digital Converter (ADC): The built-in ADC allows the microcontroller to convert analog signals into digital values, making it suitable for applications that require sensor interfacing.

5. PWM Outputs: The LM3S2739-EQC50-A2T provides Pulse Width Modulation (PWM) outputs, which are useful for controlling motors, LEDs, and other devices that require precise control of output voltage or current.

6. Real-Time Clock (RTC): The integrated RTC enables accurate timekeeping and timestamping functionality in applications that require time-sensitive operations.

Advantages and Disadvantages

Advantages: - High-performance ARM Cortex-M3 core ensures efficient processing. - Ample memory capacity for complex applications. - Multiple communication interfaces for seamless integration. - Built-in ADC for sensor interfacing. - PWM outputs for precise control of devices. - Real-time clock for accurate timekeeping.

Disadvantages: - Limited availability of alternative models. - Higher cost compared to some other microcontrollers in the market.

Working Principles

The LM3S2739-EQC50-A2T operates based on the principles of the ARM Cortex-M3 architecture. It executes instructions stored in its Flash memory and utilizes its peripherals to perform various tasks. The microcontroller interacts with external devices through its communication interfaces, processes analog signals using the built-in ADC, and generates PWM signals for controlling output devices.

Detailed Application Field Plans

The LM3S2739-EQC50-A2T is suitable for a wide range of application fields, including:

1. Industrial Control Systems: The microcontroller can be used in industrial automation systems, providing control and monitoring capabilities for machinery and equipment.

2. Consumer Electronics: It is well-suited for consumer electronics applications such as home automation, smart appliances, and wearable devices.

3. Automotive Systems: The LM3S273