LM3S5B91-IQC80-C1T

Product Overview

Category: Microcontroller

Use: The LM3S5B91-IQC80-C1T is a microcontroller designed for embedded systems applications. It provides a wide range of features and capabilities to support various electronic projects.

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-C1T comes in an 80-pin LQFP package. It is typically sold individually or in small quantities.

Essence: This microcontroller serves as the brain of embedded systems, providing processing power and control capabilities for various electronic devices.

Packaging/Quantity: The LM3S5B91-IQC80-C1T 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-C1T has a total of 80 pins, which are assigned to various functions and peripherals. Here is a brief overview of the pin configuration:

• 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: PWM output pins
• Pins 41-50: External interrupt pins
• Pins 51-60: Clock and reset pins
• Pins 61-70: Power supply and ground pins
• Pins 71-80: Reserved for future use

For a detailed pinout diagram and more information, refer to the LM3S5B91-IQC80-C1T datasheet.

Functional Features

The LM3S5B91-IQC80-C1T offers several functional features that make it suitable for a wide range of applications. Some of the key features include:

• High-performance ARM Cortex-M3 core for efficient processing
• Ample flash memory and RAM for storing program code and data
• Integrated peripherals for easy interfacing with other devices
• Real-time clock for timekeeping applications
• Analog-to-digital converter for precise analog signal measurements
• Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages: - Powerful ARM Cortex-M3 core for high-performance applications - Ample memory resources for storing program code and data - Integrated peripherals simplify system design and reduce external component count - Low power consumption extends battery life in portable devices - Wide operating temperature range allows for use in various environments

Disadvantages: - Limited number of pins may restrict the number of peripherals that can be connected simultaneously - Higher cost compared to simpler microcontrollers with fewer features - Steeper learning curve for beginners due to the complexity of the ARM Cortex-M3 architecture

Working Principles

The LM3S5B91-IQC80-C1T operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, processes data, and controls various peripherals to perform specific tasks. The ARM Cortex-M3 core provides the processing power, while the integrated peripherals enable communication with external devices and sensors.

Detailed Application Field Plans

The LM3S5B91-IQC80-C1T can be used in a wide range of applications, including but not limited to: - Industrial automation - Home automation - Internet of Things (IoT) devices - Robotics - Automotive systems - Medical devices - Consumer electronics

Its versatility and feature-rich architecture make it suitable for both simple and complex projects in various industries.

Detailed and Complete Alternative Models

• STM32F407VG: A similar microcontroller from STMicroelectronics with an ARM Cortex-M4 core and more advanced features.
• PIC32MX795F512L: A microcontroller from Microchip with an MIPS32 M4K core and a wide range of peripherals.
• LPC1768: A microcontroller from NXP Semiconductors with an ARM Cortex-M3 core and extensive connectivity options