LM3S1B21-IBZ80-C5

Product Overview

Category

The LM3S1B21-IBZ80-C5 belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

• High-performance 32-bit ARM Cortex-M3 core
• Clock speed: 80 MHz
• Flash memory: 128 KB
• RAM: 8 KB
• Operating voltage: 2.7V to 3.6V
• Low power consumption
• Multiple communication interfaces (UART, SPI, I2C)
• Analog-to-digital converter (ADC)
• Timers and PWM outputs
• GPIO pins for general-purpose input/output

Package

The LM3S1B21-IBZ80-C5 is available in a compact BGA package.

Essence

The essence of this microcontroller lies in its powerful processing capabilities and versatile features, making it suitable for a wide range of applications.

Packaging/Quantity

The LM3S1B21-IBZ80-C5 is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller family: Stellaris LM3S series
• Core architecture: ARM Cortex-M3
• Clock speed: 80 MHz
• Flash memory: 128 KB
• RAM: 8 KB
• Operating voltage: 2.7V to 3.6V
• Communication interfaces: UART, SPI, I2C
• Analog-to-digital converter (ADC) resolution: 12-bit
• Timers: 4 x 16-bit timers
• PWM outputs: 6 channels
• GPIO pins: 43

Detailed Pin Configuration

The LM3S1B21-IBZ80-C5 microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pins 1-8: GPIO pins
• Pins 9-16: UART interface pins
• Pins 17-24: SPI interface pins
• Pins 25-32: I2C interface pins
• Pins 33-40: Analog input pins (ADC)
• Pins 41-48: PWM output pins
• Pins 49-64: Ground and power supply pins

Functional Features

The LM3S1B21-IBZ80-C5 offers the following functional features:

1. High-performance processing: The ARM Cortex-M3 core provides efficient and powerful processing capabilities.
2. Versatile communication interfaces: The microcontroller supports UART, SPI, and I2C interfaces for seamless data exchange with other devices.
3. Analog-to-digital conversion: The built-in ADC allows for accurate measurement and conversion of analog signals.
4. Timers and PWM outputs: The microcontroller includes timers and PWM channels for precise timing and control of external devices.
5. GPIO pins: The general-purpose input/output pins enable flexible interfacing with external components.

Advantages and Disadvantages

Advantages

• High-performance ARM Cortex-M3 core ensures efficient processing.
• Versatile communication interfaces facilitate easy integration with other devices.
• Low power consumption extends battery life in portable applications.
• Ample flash memory and RAM provide sufficient storage and computational resources.
• Compact package size allows for space-efficient designs.

Disadvantages

• Limited amount of RAM may restrict the complexity of applications.
• Lack of built-in Ethernet or USB interfaces may require additional components for certain applications.
• Availability and pricing may vary depending on the region and supplier.

Working Principles

The LM3S1B21-IBZ80-C5 operates based on the principles of digital logic and microcontroller architecture. It executes instructions stored in its flash memory, processes data, and communicates with external devices through various interfaces. The microcontroller's core, peripherals, and memory work together to perform the desired tasks as programmed.

Detailed Application Field Plans

The LM3S1B21-IBZ80-C5 finds applications in various fields, including but not limited to:

1. Industrial automation: Control systems for machinery and equipment.
2. Consumer electronics: Smart home devices, wearable technology, and IoT applications.
3. Automotive: Engine control units, dashboard displays, and vehicle diagnostics.
4. Medical devices: Patient monitoring systems, diagnostic equipment, and medical instruments.
5. Robotics: Control and coordination of robotic systems.
6. Energy management: Smart grid systems, energy monitoring, and renewable energy control.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LM3S1B21-IBZ80-C5 include:

1. STM32F103C8T6: A 32-bit ARM Cortex-M3 microcontroller with comparable features and performance.
2. PIC32MX795F512L: A 32-bit