LM3S3W26-IQR50-C3

Product Overview

Category: Microcontroller

Use: The LM3S3W26-IQR50-C3 is a microcontroller designed for embedded systems applications. It provides a wide range of features and capabilities to support various electronic devices and systems.

Characteristics: - High-performance ARM Cortex-M3 processor - Flash memory for program storage - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converter (ADC) - Timers and PWM outputs - Low power consumption - Small form factor

Package: The LM3S3W26-IQR50-C3 comes in a compact integrated circuit package, suitable for surface mount technology (SMT) assembly. The package ensures easy integration into electronic circuits and provides protection against environmental factors.

Essence: The essence of the LM3S3W26-IQR50-C3 lies in its ability to control and manage various functions within an embedded system. It acts as the brain of the system, executing instructions and coordinating the operation of different components.

Packaging/Quantity: The LM3S3W26-IQR50-C3 is typically sold in reels or trays containing multiple units. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Processor: ARM Cortex-M3
• Clock Speed: 50 MHz
• Flash Memory: 256 KB
• RAM: 32 KB
• Communication Interfaces: UART, SPI, I2C
• ADC Resolution: 12-bit
• Timers: 4 x 16-bit
• PWM Outputs: 6
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM3S3W26-IQR50-C3 has a total of 64 pins, which are assigned to various functions and interfaces. The pin configuration is as follows:

• Pin 1: VDD (Power Supply)
• Pin 2: GND (Ground)
• Pin 3: UART0_RX (UART Receive)
• Pin 4: UART0_TX (UART Transmit)
• Pin 5: SPI0_CLK (SPI Clock)
• Pin 6: SPI0_MISO (SPI Master In Slave Out)
• Pin 7: SPI0_MOSI (SPI Master Out Slave In)
• Pin 8: I2C0_SCL (I2C Serial Clock)
• Pin 9: I2C0_SDA (I2C Serial Data)
• ...
• Pin 64: RESET (Reset)

Functional Features

The LM3S3W26-IQR50-C3 offers several functional features that enhance its usability and performance in embedded systems:

1. High-performance Processor: The ARM Cortex-M3 processor provides efficient execution of instructions and supports a wide range of applications.

2. Flash Memory: The built-in flash memory allows for program storage, enabling firmware updates and customization.

3. Communication Interfaces: The microcontroller supports multiple communication interfaces such as UART, SPI, and I2C, facilitating data exchange with other devices.

4. Analog-to-Digital Converter (ADC): The integrated ADC enables the microcontroller to convert analog signals into digital values, making it suitable for sensor interfacing.

5. Timers and PWM Outputs: The presence of timers and PWM outputs allows precise timing control and generation of analog-like signals.

6. Low Power Consumption: The LM3S3W26-IQR50-C3 is designed to operate efficiently with low power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High-performance processor for efficient execution of instructions - Ample flash memory for program storage and updates - Multiple communication interfaces for versatile connectivity options - Integrated ADC for analog signal processing - Timers and PWM outputs for precise timing control - Low power consumption for energy-efficient operation

Disadvantages: - Limited RAM capacity may restrict the complexity of applications - Availability and support may vary depending on the supplier - Requires programming expertise for effective utilization

Working Principles

The LM3S3W26-IQR50-C3 operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, interacting with various peripherals and components to perform specific tasks. The processor fetches instructions from memory, decodes them, and executes the corresponding operations. Input/output operations are facilitated through the communication interfaces, allowing data exchange with external devices. The microcontroller's working principles enable it to control and coordinate the behavior of an embedded system.

Detailed Application Field Plans

The LM3S3W26-IQR50-C3 finds application in various fields, including but not limited to:

1. Industrial Automation: The microcontroller can be used in