LM3S328-IGZ25-C2T

Introduction

The LM3S328-IGZ25-C2T 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: Low power consumption, high performance, integrated peripherals
• Package: 64-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: 25 MHz
• Flash Memory: 128 KB
• RAM: 32 KB
• Operating Voltage: 3.3 V
• I/O Pins: 43
• Communication Interfaces: UART, SPI, I2C, USB
• Analog-to-Digital Converter (ADC): 12-bit, 8 channels
• Timers: 4 general-purpose timers, 2 watchdog timers
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The LM3S328-IGZ25-C2T features a 64-pin LQFP package with specific pin assignments for power, ground, I/O, communication interfaces, and other peripherals. Refer to the datasheet for the detailed pinout diagram.

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 a 25 MHz clock speed and ARM Cortex-M3 core, the microcontroller offers high computational capability.

Advantages and Disadvantages

Advantages

• Integrated peripherals reduce external component count
• Low power consumption extends battery life in portable devices
• High-performance ARM Cortex-M3 core enables efficient processing

Disadvantages

• Limited flash memory and RAM compared to higher-end microcontrollers
• Operating temperature range may not be suitable for extreme environments

Working Principles

The LM3S328-IGZ25-C2T operates based on the ARM Cortex-M3 core, executing instructions and managing peripherals to perform tasks specified by the embedded software. It interacts with external components and sensors through its I/O pins and communication interfaces, enabling control and data acquisition in embedded systems.

Detailed Application Field Plans

The LM3S328-IGZ25-C2T is well-suited for various applications, including: - Industrial control systems - Home automation - Portable medical devices - Consumer electronics - Automotive control systems

Detailed and Complete Alternative Models

• LM3S6965-IBZ50-A2: Higher flash memory and RAM capacity
• LM3S9B96-IQC80-C5: Enhanced communication interfaces and peripheral integration
• STM32F103C8T6: Alternative microcontroller with similar capabilities

In conclusion, the LM3S328-IGZ25-C2T microcontroller from Texas Instruments offers a balance of performance, power efficiency, and integrated peripherals, making it suitable for a wide range of embedded system applications.

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