LM3S1R21-IBZ80-C5T

Product Overview

Category: Microcontroller
Use: Embedded systems, Internet of Things (IoT) devices
Characteristics: Low power consumption, high performance, integrated peripherals
Package: 80-pin LQFP package
Essence: ARM Cortex-M3 based microcontroller
Packaging/Quantity: Individually packaged, quantity varies depending on supplier

Specifications

• Microcontroller Core: ARM Cortex-M3
• Clock Speed: 80 MHz
• Flash Memory: 128 KB
• RAM: 32 KB
• Operating Voltage: 2.7V - 3.6V
• Digital I/O Pins: 53
• Analog Input Pins: 12
• Communication Interfaces: UART, SPI, I2C, USB
• Timers/Counters: 6
• ADC Resolution: 12-bit
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM3S1R21-IBZ80-C5T microcontroller has a total of 80 pins. The pin configuration is as follows:

• Pins 1-4: Ground (GND)
• Pins 5-8: Power Supply (VDD)
• Pins 9-10: Analog Reference Voltage (AREF)
• Pins 11-18: Analog Input/Output (AIO)
• Pins 19-26: Digital Input/Output (DIO)
• Pins 27-34: Communication Interfaces (UART, SPI, I2C, USB)
• Pins 35-40: Timers/Counters (TMR)
• Pins 41-48: Interrupts (INT)
• Pins 49-56: Clock Input/Output (CLK)
• Pins 57-64: Reset (RST)
• Pins 65-72: Power Management (PM)
• Pins 73-80: Other Control Signals

Functional Features

• High-performance ARM Cortex-M3 core for efficient processing
• Low power consumption for extended battery life in portable devices
• Integrated peripherals such as UART, SPI, I2C, and USB for easy communication
• Multiple timers/counters for precise timing applications
• 12-bit ADC for accurate analog signal acquisition
• Wide operating temperature range for versatile usage scenarios

Advantages and Disadvantages

Advantages: - Powerful ARM Cortex-M3 core enables high-performance computing - Integrated peripherals simplify system design and reduce external component count - Low power consumption extends battery life in energy-constrained applications - Wide operating temperature range allows usage in harsh environments

Disadvantages: - Limited flash memory and RAM compared to higher-end microcontrollers - Availability and pricing may vary depending on supplier and region

Working Principles

The LM3S1R21-IBZ80-C5T microcontroller is based on the ARM Cortex-M3 core architecture. It executes instructions stored in its flash memory and interacts with various peripherals to perform desired tasks. The microcontroller can be programmed using a suitable development environment and programming language. It operates at an operating voltage of 2.7V - 3.6V and offers a wide range of digital and analog input/output capabilities.

Detailed Application Field Plans

The LM3S1R21-IBZ80-C5T microcontroller finds applications in various fields, including but not limited to:

1. Industrial automation systems
2. Home automation and smart appliances
3. Internet of Things (IoT) devices
4. Robotics and control systems
5. Automotive electronics
6. Medical devices
7. Consumer electronics

Detailed and Complete Alternative Models

1. STM32F103C8T6
2. PIC18F4550
3. ATmega328P
4. MSP430G2553
5. LPC1768

These alternative microcontrollers offer similar functionalities and can be considered as alternatives to the LM3S1R21-IBZ80-C5T depending on specific requirements and preferences.

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