LM3S5U91-IBZ80-A2T

Product Overview

Category: Microcontroller

Use: The LM3S5U91-IBZ80-A2T is a microcontroller designed for various embedded applications. It provides a wide range of features and capabilities to support the development of advanced electronic systems.

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 LM3S5U91-IBZ80-A2T is available in an 80-pin LQFP package. It is typically sold individually or in small quantities.

Essence: This microcontroller serves as the brain of electronic devices, providing processing power and control capabilities. It enables the execution of complex tasks and facilitates communication with other components.

Packaging/Quantity: The LM3S5U91-IBZ80-A2T is usually packaged in trays or tubes, with each package containing a single 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, etc.
• Power Consumption: Low power design for energy efficiency

Detailed Pin Configuration

The LM3S5U91-IBZ80-A2T microcontroller has a total of 80 pins. 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 communication interface pins (UART, SPI, I2C)
• Pins 31-40: Timer/Counter pins (PWM)
• Pins 41-50: Clock and reset pins
• Pins 51-60: External interrupt pins
• Pins 61-70: Power supply and ground pins
• Pins 71-80: Reserved for future use

Functional Features

The LM3S5U91-IBZ80-A2T microcontroller offers the following functional features:

1. High Performance: Powered by the ARM Cortex-M3 core, it provides efficient processing capabilities for demanding applications.
2. Integrated Peripherals: The microcontroller includes various peripherals such as UART, SPI, I2C, GPIO, PWM, ADC, and RTC, enabling seamless integration with external devices.
3. Low Power Consumption: Designed with energy efficiency in mind, it minimizes power consumption to prolong battery life and reduce overall system power requirements.
4. Ample Memory: With 256 KB of flash memory and 64 KB of RAM, it offers sufficient storage capacity for program code and data.
5. Versatile Connectivity: The microcontroller supports multiple communication interfaces, allowing easy interaction with other devices and systems.

Advantages and Disadvantages

Advantages: - High-performance ARM Cortex-M3 core ensures efficient execution of complex tasks. - Integrated peripherals simplify the design and implementation of various functionalities. - Low power consumption extends battery life and reduces energy costs. - Ample memory capacity accommodates large programs and data storage. - Versatile connectivity options enable seamless integration with external devices.

Disadvantages: - Limited pin count may restrict the number of peripherals that can be connected simultaneously. - Availability and pricing may vary depending on the supplier and market demand.

Working Principles

The LM3S5U91-IBZ80-A2T microcontroller operates based on the principles of digital logic and embedded systems. It executes instructions stored in its flash memory, processes data, and controls the operation of connected devices through its integrated peripherals. The ARM Cortex-M3 core provides the necessary computational power, while the various peripherals enable communication and interaction with the external world.

Detailed Application Field Plans

The LM3S5U91-IBZ80-A2T microcontroller finds applications in a wide range of fields, including:

1. Industrial Automation: It can be used to control and monitor industrial machinery, process automation, and data acquisition systems.
2. Consumer Electronics: The microcontroller enables the development of smart home devices, wearable technology, and IoT (Internet of Things) applications.
3. Automotive Systems: It can be utilized in automotive electronics for engine management, dashboard displays, and vehicle connectivity.