LM3S2776-IQR50-A0T

Product Overview

Category: Microcontroller

Use: The LM3S2776-IQR50-A0T 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 converters (ADC) - Timers and PWM outputs - GPIO pins for general-purpose input/output

Package: The LM3S2776-IQR50-A0T comes in a compact and durable package, suitable for surface mount technology (SMT) assembly. The package ensures reliable operation and protection of the microcontroller.

Essence: This microcontroller serves as the brain of electronic devices, controlling their operation and facilitating communication with other components or systems.

Packaging/Quantity: The LM3S2776-IQR50-A0T is typically sold in reels or trays, containing a specific quantity of microcontrollers per package. The exact quantity may vary depending on the supplier or customer requirements.

Specifications

• Processor: ARM Cortex-M3
• Clock Speed: 50 MHz
• Flash Memory: 256 KB
• SRAM: 64 KB
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converters: 12-bit, 8 channels
• Timers: 4 x 16-bit timers
• PWM Outputs: 6 channels
• GPIO Pins: 40 pins

Detailed Pin Configuration

The LM3S2776-IQR50-A0T has a total of 40 pins, each serving a specific purpose. 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 33-36: Analog input pins (ADC)
• Pins 37-40: Power and ground pins

Functional Features

The LM3S2776-IQR50-A0T offers several functional features that enhance its usability and performance:

1. High-performance ARM Cortex-M3 core: The powerful processor enables efficient execution of complex tasks and algorithms.

2. Ample memory: With 256 KB of flash memory and 64 KB of SRAM, the microcontroller can store program code and data efficiently.

3. Versatile communication interfaces: The UART, SPI, and I2C interfaces allow seamless integration with other devices or systems.

4. Analog-to-digital converters: The built-in ADCs enable accurate measurement and conversion of analog signals.

5. Timers and PWM outputs: These features facilitate precise timing control and generation of PWM signals for various applications.

6. GPIO pins: The general-purpose input/output pins provide flexibility for connecting external components and sensors.

Advantages and Disadvantages

Advantages: - High-performance ARM Cortex-M3 core ensures efficient processing. - Ample memory capacity for storing program code and data. - Versatile communication interfaces enable easy integration with other devices. - Built-in analog-to-digital converters offer accurate signal measurement. - Timers and PWM outputs provide precise timing control and PWM signal generation. - GPIO pins allow flexible connectivity with external components.

Disadvantages: - Limited number of GPIO pins may restrict the number of external components that can be connected simultaneously. - Higher power consumption compared to low-power microcontrollers.

Working Principles

The LM3S2776-IQR50-A0T operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, processes data, and controls the operation of connected devices or systems. The ARM Cortex-M3 core provides the necessary computational power, while the various peripherals and interfaces enable communication and interaction with the external world.

Detailed Application Field Plans

The LM3S2776-IQR50-A0T is suitable for a wide range of applications, including but not limited to:

1. Industrial Automation: Control systems, motor drives, and monitoring devices.
2. Consumer Electronics: Home appliances, gaming consoles, and audio/video equipment.
3. Internet of Things (IoT): Smart home devices, wearable technology, and sensor networks.
4. Automotive: Infotainment systems, engine control units, and vehicle diagnostics.
5. Medical Devices: Patient monitoring systems, diagnostic equipment, and medical instruments.

Detailed and Complete Alternative Models

• STM32F407VG
• PIC32MX795F512L
• MSP430G2553
• ATmega328P