LM3S3N26-IQR50-C3T

Product Overview

Category: Microcontroller
Use: Embedded systems, Internet of Things (IoT) devices
Characteristics: Low power consumption, high performance, integrated peripherals
Package: QFP (Quad Flat Package)
Essence: ARM Cortex-M3 based microcontroller
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Processor: ARM Cortex-M3
• Clock Speed: 50 MHz
• Flash Memory: 256 KB
• RAM: 32 KB
• Operating Voltage: 2.7V - 3.6V
• Digital I/O Pins: 26
• Analog Input Channels: 8
• Communication Interfaces: UART, SPI, I2C, USB
• Timers: 4 x 16-bit timers, 1 x 32-bit timer
• ADC Resolution: 12-bit
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LM3S3N26-IQR50-C3T microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pins 1-8: Analog input channels AIN0-AIN7
• Pins 9-10: Ground (GND)
• Pins 11-12: Power supply (VDD)
• Pins 13-20: Digital I/O pins GPIO0-GPIO7
• Pins 21-28: Digital I/O pins GPIO8-GPIO15
• Pins 29-36: Digital I/O pins GPIO16-GPIO23
• Pins 37-44: Digital I/O pins GPIO24-GPIO31
• Pins 45-52: Communication interfaces (UART, SPI, I2C, USB)
• Pins 53-56: Timers (T0-T3)
• Pins 57-60: Analog input channels AIN8-AIN11
• Pins 61-62: Ground (GND)
• Pin 63: Reset (RESETn)
• Pin 64: Power supply (VDD)

Functional Features

• High-performance ARM Cortex-M3 processor for efficient execution of instructions
• Low power consumption for extended battery life in portable devices
• Integrated peripherals such as UART, SPI, I2C, and USB for easy communication with other devices
• Multiple timers for precise timing and event generation
• 12-bit ADC for accurate analog signal measurement
• Wide operating temperature range for reliable operation in harsh environments

Advantages and Disadvantages

Advantages: - High-performance processor enables fast and efficient execution of instructions - Low power consumption extends battery life in battery-powered devices - Integrated peripherals simplify device connectivity and communication - Wide operating temperature range ensures reliability in various environments

Disadvantages: - Limited flash memory and RAM capacity may restrict the complexity of applications - Availability of alternative models with more advanced features may limit its competitiveness in certain applications

Working Principles

The LM3S3N26-IQR50-C3T microcontroller is based on the ARM Cortex-M3 architecture. It operates by executing instructions stored in its flash memory. The processor communicates with various peripherals through dedicated pins and interfaces. It can read analog signals using the built-in ADC and generate precise timing using the timers. The microcontroller's low power consumption allows it to operate efficiently in battery-powered devices.

Detailed Application Field Plans

The LM3S3N26-IQR50-C3T microcontroller finds applications in various fields, including:

1. Embedded Systems: Used in industrial automation, robotics, and control systems.
2. Internet of Things (IoT) Devices: Enables connectivity and control in smart home devices, wearable technology, and environmental monitoring systems.
3. Consumer Electronics: Used in portable devices, gaming consoles, and home appliances.
4. Automotive: Embedded in automotive control systems, infotainment systems, and vehicle diagnostics.
5. Medical Devices: Used in patient monitoring systems, medical imaging equipment, and diagnostic devices.

Detailed and Complete Alternative Models

1. STM32F407VG: ARM Cortex-M4 based microcontroller with higher flash memory and RAM capacity.
2. PIC32MX795F512L: Microchip microcontroller with similar features and performance.
3. MSP430F5529: Texas Instruments microcontroller with ultra-low power consumption and integrated USB interface.

These alternative models offer additional features and capabilities compared to the LM3S3N26-IQR50-C3T, making them suitable for more demanding applications.

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