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LM3S5749-IQC50-A0T
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LM3S5749-IQC50-A0T

Product Overview

Category: Microcontroller

Use: The LM3S5749-IQC50-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 - 50 MHz operation frequency - 256 KB flash memory - 64 KB RAM - Integrated peripherals (UART, SPI, I2C, etc.) - Low power consumption - Small form factor

Package: The LM3S5749-IQC50-A0T comes in a compact package that is suitable for surface mount technology (SMT) assembly. It is available in a 100-pin LQFP (Low Profile Quad Flat Package) package.

Essence: The essence of the LM3S5749-IQC50-A0T lies in its powerful processing capabilities, extensive memory resources, and integrated peripherals. These features make it an ideal choice for developing advanced embedded systems.

Packaging/Quantity: The LM3S5749-IQC50-A0T is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

  • Microcontroller Core: ARM Cortex-M3
  • Operating Frequency: 50 MHz
  • Flash Memory: 256 KB
  • RAM: 64 KB
  • Integrated Peripherals: UART, SPI, I2C, GPIO, PWM, ADC, etc.
  • Operating Voltage: 3.3V
  • Package Type: 100-pin LQFP
  • Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM3S5749-IQC50-A0T has a total of 100 pins, each serving a specific function. The pin configuration is as follows:

  • Pin 1: VDD (Power Supply)
  • Pin 2: VSS (Ground)
  • Pin 3: GPIO0
  • Pin 4: GPIO1
  • ...
  • Pin 99: UART1_RX
  • Pin 100: UART1_TX

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

Functional Features

The LM3S5749-IQC50-A0T offers several functional features that enhance its performance and versatility:

  1. High-performance Core: The ARM Cortex-M3 core provides efficient processing capabilities, enabling the microcontroller to handle complex tasks with ease.
  2. Extensive Memory Resources: With 256 KB of flash memory and 64 KB of RAM, the LM3S5749-IQC50-A0T can store and process large amounts of data.
  3. Integrated Peripherals: The microcontroller includes a wide range of peripherals such as UART, SPI, I2C, GPIO, PWM, and ADC, allowing seamless integration with various external devices.
  4. Low Power Consumption: The LM3S5749-IQC50-A0T is designed to operate efficiently with minimal power consumption, making it suitable for battery-powered applications.
  5. Small Form Factor: The compact package size enables easy integration into space-constrained designs.

Advantages and Disadvantages

Advantages: - Powerful processing capabilities - Ample memory resources - Integrated peripherals for versatile connectivity - Low power consumption - Compact form factor

Disadvantages: - Limited availability of alternative models - Relatively higher cost compared to some other microcontrollers

Working Principles

The LM3S5749-IQC50-A0T operates based on the principles of the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory, processes data using the integrated peripherals and resources, and communicates with external devices through various interfaces.

Detailed Application Field Plans

The LM3S5749-IQC50-A0T is suitable for a wide range of application fields, including but not limited to: - Industrial automation - Consumer electronics - Internet of Things (IoT) devices - Robotics - Automotive systems - Medical devices

Its powerful processing capabilities, extensive memory resources, and integrated peripherals make it an excellent choice for developing advanced embedded systems in these fields.

Detailed and Complete Alternative Models

While the LM3S5749-IQC50-A0T offers a comprehensive set of features, there are alternative microcontrollers available that cater to different requirements. Some notable alternatives include:

  1. STM32F407VG: A microcontroller based on the ARM Cortex-M4 core, offering higher processing power and additional features.
  2. PIC32MX795F512L: A microcontroller from Microchip with similar capabilities, suitable for cost-sensitive applications.
  3. MSP430F5529: A low-power microcontroller from Texas Instruments, ideal for battery-powered devices.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LM3S5749-IQC50-A0T en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LM3S5749-IQC50-A0T in technical solutions:

  1. Q: What is the LM3S5749-IQC50-A0T? A: The LM3S5749-IQC50-A0T is a microcontroller from Texas Instruments' Stellaris family, specifically designed for embedded applications.

  2. Q: What are the key features of the LM3S5749-IQC50-A0T? A: Some key features include a 32-bit ARM Cortex-M3 core, 128KB flash memory, 16KB RAM, multiple communication interfaces, and various peripherals.

  3. Q: What kind of technical solutions can be built using the LM3S5749-IQC50-A0T? A: The LM3S5749-IQC50-A0T can be used in a wide range of applications such as industrial automation, consumer electronics, medical devices, and IoT solutions.

  4. Q: How can I program the LM3S5749-IQC50-A0T? A: The microcontroller can be programmed using software development tools like Keil MDK or Code Composer Studio, which support the ARM Cortex-M architecture.

  5. Q: What programming language is commonly used with the LM3S5749-IQC50-A0T? A: C/C++ is the most commonly used programming language for developing applications on the LM3S5749-IQC50-A0T.

  6. Q: Can I connect external sensors or modules to the LM3S5749-IQC50-A0T? A: Yes, the microcontroller provides various GPIO pins and communication interfaces (such as UART, SPI, I2C) that allow you to connect and interface with external sensors or modules.

  7. Q: What kind of power supply does the LM3S5749-IQC50-A0T require? A: The microcontroller typically operates at a voltage range of 2.7V to 3.6V, and it can be powered using a regulated power supply or a battery.

  8. Q: Can I use the LM3S5749-IQC50-A0T for real-time applications? A: Yes, the LM3S5749-IQC50-A0T's ARM Cortex-M3 core provides hardware support for real-time operations, making it suitable for real-time applications.

  9. Q: Are there any development boards available for the LM3S5749-IQC50-A0T? A: Yes, Texas Instruments offers development boards like the Stellaris LM3S9B92 Evaluation Kit that include the LM3S5749-IQC50-A0T microcontroller.

  10. Q: Where can I find documentation and resources for the LM3S5749-IQC50-A0T? A: You can find datasheets, user guides, application notes, and other resources on the Texas Instruments website or by searching online for LM3S5749-IQC50-A0T related materials.