LM3S316-IQN25-C2T

Product Overview

Category: Microcontroller

Use: The LM3S316-IQN25-C2T 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 core - Flash memory for program storage - SRAM for data storage - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-digital converter (ADC) - Timers and PWM outputs - Low power consumption - Small form factor

Package: The LM3S316-IQN25-C2T comes in a compact package that is suitable for surface mount technology (SMT) assembly. It has 100 pins and is available in a quad flat no-lead (QFN) package.

Essence: The essence of the LM3S316-IQN25-C2T lies in its ability to provide a powerful and flexible platform for developing embedded systems. It combines a high-performance processor with various peripherals and memory options, making it suitable for a wide range of applications.

Packaging/Quantity: The LM3S316-IQN25-C2T is typically sold in reels or trays, depending on the manufacturer's packaging standards. The quantity per reel or tray can vary, but it is commonly available in quantities of 250 or 500 units.

Specifications

• Processor: ARM Cortex-M3 core running at up to 50 MHz
• Flash Memory: 32 KB
• SRAM: 8 KB
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 10-bit resolution, up to 8 channels
• Timers: 4 general-purpose timers, 2 watchdog timers
• PWM Outputs: Up to 6 channels
• Operating Voltage: 2.7V to 3.6V
• Operating Temperature: -40°C to +85°C

Pin Configuration

The LM3S316-IQN25-C2T has a total of 100 pins, which are assigned to various functions and peripherals. The pin configuration is as follows:

• Pins 1-10: Analog input channels
• Pins 11-20: General-purpose I/O (GPIO) pins
• Pins 21-30: UART communication interface
• Pins 31-40: SPI communication interface
• Pins 41-50: I2C communication interface
• Pins 51-60: PWM outputs
• Pins 61-70: Timers and other peripherals
• Pins 71-80: Power supply and ground pins
• Pins 81-90: Reserved for future use
• Pins 91-100: JTAG debugging interface

Functional Features

The LM3S316-IQN25-C2T offers several functional features that enhance its usability and performance in embedded systems:

1. High-performance Processor: The ARM Cortex-M3 core provides efficient processing capabilities, enabling the microcontroller to handle complex tasks quickly.

2. Flexible Memory Options: With 32 KB of flash memory and 8 KB of SRAM, the LM3S316-IQN25-C2T can store program code and data efficiently.

3. Communication Interfaces: The microcontroller supports UART, SPI, and I2C interfaces, allowing seamless integration with other devices and systems.

4. Analog-to-Digital Converter (ADC): The built-in ADC enables the microcontroller to convert analog signals into digital values, making it suitable for applications that require sensor data acquisition.

5. Timers and PWM Outputs: The LM3S316-IQN25-C2T features multiple timers and PWM outputs, facilitating precise timing control and generation of analog-like signals.

6. Low Power Consumption: The microcontroller is designed to operate with low power consumption, making it suitable for battery-powered applications or energy-efficient systems.

Advantages and Disadvantages

Advantages: - Powerful ARM Cortex-M3 core for efficient processing - Flexible memory options for program storage and data handling - Multiple communication interfaces for seamless integration - Built-in ADC for analog signal acquisition - Timers and PWM outputs for precise timing and analog-like signal generation - Low power consumption for energy-efficient applications

Disadvantages: - Limited flash memory and SRAM compared to higher-end microcontrollers - Relatively small number of I/O pins for larger-scale projects - Lack of built-in Ethernet or wireless connectivity options

Working Principles

The LM3S316-IQN25-C2T operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, processes data using its processor core, and interacts with external devices through its various peripherals and communication interfaces.