LM3S9790-IBZ80-C3

Introduction

The LM3S9790-IBZ80-C3 is a microcontroller belonging to the LM3S series, designed and manufactured by Texas Instruments. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Microcontroller
• Use: Embedded systems, industrial control, automation
• Characteristics: High performance, low power consumption, integrated peripherals
• Package: 80-pin LQFP (Low Profile Quad Flat Package)
• Essence: ARM Cortex-M3 core
• Packaging/Quantity: Tape & Reel, 250 units per reel

Specifications

• Core: ARM Cortex-M3
• Clock Speed: 80 MHz
• Flash Memory: 256 KB
• RAM: 64 KB
• Operating Voltage: 3.3 V
• I/O Pins: 70
• Communication Interfaces: UART, SPI, I2C, USB
• Analog-to-Digital Converter (ADC): 12-bit, 8 channels
• Timers: 6

Detailed Pin Configuration

The LM3S9790-IBZ80-C3 features an 80-pin LQFP package with specific pin assignments for power, ground, I/O, communication interfaces, and other peripherals. A detailed pinout diagram can be found in the product datasheet.

Functional Features

• Integrated Peripherals: The microcontroller integrates various peripherals such as UART, SPI, I2C, USB, ADC, and timers, reducing the need for external components.
• Low Power Consumption: The device is designed for low power operation, making it suitable for battery-powered applications.
• High Performance: With an 80 MHz clock speed and ARM Cortex-M3 core, the microcontroller offers high computational capabilities.

Advantages and Disadvantages

• Advantages:

  • Integrated peripherals reduce external component count and PCB complexity.
  • Low power consumption extends battery life in portable applications.
  • High-performance ARM Cortex-M3 core enables efficient processing of tasks.

• Disadvantages:

  • Limited availability of alternative models with similar features.
  • Higher cost compared to some lower-end microcontrollers.

Working Principles

The LM3S9790-IBZ80-C3 operates based on the ARM Cortex-M3 core architecture, executing instructions and handling input/output operations to perform tasks specified by the embedded software. It interacts with external devices through its integrated peripherals and communicates with the outside world using various communication interfaces.

Detailed Application Field Plans

The LM3S9790-IBZ80-C3 is well-suited for a wide range of applications, including but not limited to: - Industrial control systems - Automation equipment - Embedded systems in consumer electronics - Motor control applications - IoT (Internet of Things) devices

Detailed and Complete Alternative Models

While the LM3S9790-IBZ80-C3 offers a unique combination of features, alternative microcontrollers with comparable capabilities include: - STM32F4 series from STMicroelectronics - LPC1768 from NXP Semiconductors - PIC32MX series from Microchip Technology

In conclusion, the LM3S9790-IBZ80-C3 microcontroller from Texas Instruments is a versatile and powerful solution for embedded system design, offering a balance of performance, integration, and power efficiency.

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