LM3S5B91-IQC80-C0T

Product Overview

Category: Microcontroller

Use: The LM3S5B91-IQC80-C0T is a microcontroller designed for embedded systems and applications that require high-performance processing capabilities. It is commonly used in industrial automation, consumer electronics, and automotive applications.

Characteristics: - High-performance ARM Cortex-M3 core - 80 MHz clock frequency - 256 KB flash memory - 64 KB RAM - 80-pin LQFP package - Low power consumption - Integrated peripherals (UART, SPI, I2C, etc.) - Real-time clock (RTC) - Analog-to-digital converter (ADC)

Package and Quantity: The LM3S5B91-IQC80-C0T is available in an 80-pin LQFP (Low-Profile Quad Flat Package) package. It is typically sold individually or in small quantities.

Essence: The LM3S5B91-IQC80-C0T is the heart of many embedded systems, providing the necessary processing power and peripheral interfaces to control and communicate with external devices.

Packaging/Quantity: The LM3S5B91-IQC80-C0T is usually packaged in trays or tubes, with each package containing one microcontroller.

Specifications

• Core: ARM Cortex-M3
• Clock Frequency: 80 MHz
• Flash Memory: 256 KB
• RAM: 64 KB
• Package Type: 80-pin LQFP
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Integrated Peripherals: UART, SPI, I2C, GPIO, PWM, ADC, RTC

Detailed Pin Configuration

The LM3S5B91-IQC80-C0T has a total of 80 pins, each serving a specific purpose. The pin configuration is as follows:

• Pins 1-10: Analog input pins (ADC)
• Pins 11-20: General-purpose I/O pins (GPIO)
• Pins 21-30: Serial Peripheral Interface (SPI) pins
• Pins 31-40: Inter-Integrated Circuit (I2C) pins
• Pins 41-50: Universal Asynchronous Receiver/Transmitter (UART) pins
• Pins 51-60: Pulse Width Modulation (PWM) pins
• Pins 61-70: Power and ground pins
• Pins 71-80: Reserved for future use

Functional Features

The LM3S5B91-IQC80-C0T 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 processing capabilities, allowing for complex tasks and algorithms to be executed quickly.

2. Integrated Peripherals: The microcontroller includes various peripherals such as UART, SPI, I2C, GPIO, PWM, ADC, and RTC, enabling seamless communication and control with external devices.

3. Low Power Consumption: The LM3S5B91-IQC80-C0T is designed to minimize power consumption, making it suitable for battery-powered or energy-efficient applications.

4. Ample Memory: With 256 KB of flash memory and 64 KB of RAM, the microcontroller can store program code, data, and variables required for the application.

Advantages and Disadvantages

Advantages: - High-performance processing capabilities - Integrated peripherals for versatile connectivity - Low power consumption for energy-efficient applications - Sufficient memory for storing program code and data

Disadvantages: - Limited number of pins for certain applications requiring extensive I/O capabilities - Relatively higher cost compared to lower-end microcontrollers

Working Principles

The LM3S5B91-IQC80-C0T operates based on the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory and interacts with external devices through its integrated peripherals. The microcontroller can be programmed using various development tools and programming languages, allowing developers to create custom applications.

Detailed Application Field Plans

The LM3S5B91-IQC80-C0T is widely used in the following application fields:

1. Industrial Automation: The microcontroller is employed in industrial control systems, robotics, and process automation, providing real-time control and communication capabilities.

2. Consumer Electronics: It finds applications in smart home devices, wearable technology, and multimedia systems, enabling efficient data processing and connectivity.

3. Automotive: The microcontroller is utilized in automotive electronics, including engine control units, infotainment systems, and advanced driver-assistance systems (ADAS).

4. Medical Devices: It is used in medical equipment such as patient monitoring systems, diagnostic devices, and implantable devices, ensuring