LM3S6938-IQC50-A2

Product Overview

Category: Microcontroller

Use: The LM3S6938-IQC50-A2 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 - RAM 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 - Low power consumption

Package: The LM3S6938-IQC50-A2 comes in a compact integrated circuit package, making it suitable for space-constrained designs. The package type is IQC50, which refers to a quad flat no-lead (QFN) package with 50 pins.

Essence: The LM3S6938-IQC50-A2 is the heart of many electronic devices, providing the necessary processing power and control capabilities.

Packaging/Quantity: The LM3S6938-IQC50-A2 is typically sold individually or in small quantities, depending on the manufacturer or distributor.

Specifications

• Microcontroller Core: ARM Cortex-M3
• Clock Speed: Up to 50 MHz
• Flash Memory: 256 KB
• RAM: 64 KB
• Communication Interfaces: UART, SPI, I2C
• Analog-to-Digital Converters: 12-bit, up to 16 channels
• Timers: 4 x 32-bit timers
• PWM Outputs: Up to 6 channels
• GPIO Pins: Up to 40 pins
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM3S6938-IQC50-A2 has a total of 50 pins. The pin configuration is as follows:

• Pins 1-10: GPIO pins
• Pins 11-20: Communication interface pins (UART, SPI, I2C)
• Pins 21-30: Analog-to-digital converter pins
• Pins 31-40: Timer and PWM output pins
• Pins 41-50: Power supply and ground pins

Functional Features

• High-performance processing capabilities
• Efficient memory management
• Versatile communication interfaces for data exchange
• Precise analog-to-digital conversion
• Flexible timer and PWM outputs for precise timing control
• GPIO pins for interfacing with external devices
• Low power consumption for energy-efficient designs

Advantages and Disadvantages

Advantages: - Powerful ARM Cortex-M3 core for high-performance applications - Ample flash memory and RAM for program and data storage - Multiple communication interfaces for versatile connectivity options - Rich set of peripherals for various application requirements - Compact package size for space-constrained designs

Disadvantages: - Limited number of GPIO pins compared to some other microcontrollers - Higher cost compared to lower-end microcontrollers with similar features

Working Principles

The LM3S6938-IQC50-A2 operates based on the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory and uses its internal resources to perform various tasks. The microcontroller interacts with external devices through its communication interfaces, GPIO pins, and other peripherals.

Detailed Application Field Plans

The LM3S6938-IQC50-A2 can be used in a wide range of applications, including but not limited to: - Industrial automation systems - Consumer electronics - Medical devices - Automotive electronics - Internet of Things (IoT) devices - Robotics

Detailed and Complete Alternative Models

Some alternative models to the LM3S6938-IQC50-A2 that offer similar functionality and capabilities include: - STM32F407VG - PIC32MX795F512L - MSP430F5529

These alternative models can be considered based on specific project requirements, cost considerations, and availability.

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