LM3S9B90-IQC80-C3T

Product Overview

Category: Microcontroller

Use: The LM3S9B90-IQC80-C3T is a microcontroller designed for embedded systems and IoT applications. It provides a wide range of features and capabilities to support various electronic projects.

Characteristics: - High-performance ARM Cortex-M3 core - 80 MHz clock speed - 256 KB flash memory - 96 KB SRAM - 80 GPIO pins - Integrated Ethernet MAC and PHY - USB 2.0 interface - Multiple communication interfaces (UART, SPI, I2C) - Analog-to-Digital Converter (ADC) - Real-Time Clock (RTC) - Low power consumption

Package: The LM3S9B90-IQC80-C3T comes in a compact and durable package, ensuring easy integration into electronic devices. It is available in a QFP (Quad Flat Package) configuration.

Essence: This microcontroller serves as the brain of electronic systems, providing processing power, memory, and various peripherals to control and interact with external components.

Packaging/Quantity: The LM3S9B90-IQC80-C3T is typically sold individually or in small quantities, depending on the supplier's packaging options.

Specifications

• Microcontroller Core: ARM Cortex-M3
• Clock Speed: 80 MHz
• Flash Memory: 256 KB
• SRAM: 96 KB
• GPIO Pins: 80
• Ethernet: Integrated MAC and PHY
• USB Interface: USB 2.0
• Communication Interfaces: UART, SPI, I2C
• ADC Resolution: 12-bit
• RTC: Real-Time Clock
• Operating Voltage: 3.3V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The LM3S9B90-IQC80-C3T has a total of 80 GPIO pins, which can be configured for various purposes such as digital input/output, analog input, or communication interfaces. The pin configuration is as follows:

(Pin Number) (Pin Name) (Function)

1 - PA0 - Analog Input 2 - PA1 - Analog Input 3 - PA2 - Digital I/O 4 - PA3 - Digital I/O 5 - PA4 - UART0 RX 6 - PA5 - UART0 TX 7 - PB0 - SPI0 CLK 8 - PB1 - SPI0 MOSI 9 - PB2 - SPI0 MISO 10 - PB3 - SPI0 CS 11 - PC0 - I2C SDA 12 - PC1 - I2C SCL ... (Continues for all 80 pins)

Functional Features

• High-performance processing capabilities with the ARM Cortex-M3 core.
• Ample memory resources for storing program code and data.
• Versatile communication interfaces for connecting with other devices.
• Integrated Ethernet MAC and PHY for network connectivity.
• USB interface for easy connection to computers or other USB-enabled devices.
• Analog-to-Digital Converter for reading analog sensor values.
• Real-Time Clock for timekeeping and scheduling tasks.
• Low power consumption for energy-efficient operation.

Advantages and Disadvantages

Advantages: - Powerful processing capabilities suitable for demanding applications. - Extensive memory resources for storing large programs and data. - Multiple communication interfaces provide flexibility in connecting with external devices. - Integrated Ethernet and USB interfaces simplify network and computer connectivity. - Low power consumption helps prolong battery life in portable devices.

Disadvantages: - Limited availability of alternative models from different manufacturers. - Higher cost compared to lower-end microcontrollers with fewer features. - Steeper learning curve for beginners due to the complexity of the ARM Cortex-M3 architecture.

Working Principles

The LM3S9B90-IQC80-C3T operates based on the principles of a microcontroller. It executes instructions stored in its flash memory, processes data, and interacts with external components through its various peripherals. The ARM Cortex-M3 core provides the computational power, while the integrated modules handle specific tasks such as communication, analog input/output, and timing.

Detailed Application Field Plans

The LM3S9B90-IQC80-C3T is suitable for a wide range of applications, including but not limited to: - Industrial automation - Home automation - Internet of Things (IoT) devices - Robotics - Automotive electronics - Medical devices - Consumer electronics

Its high-performance capabilities, extensive memory resources, and versatile communication interfaces make it adaptable to different project requirements.

Alternative Models

While the LM3S9B90-IQC80-C3T is a powerful microcontroller, there are alternative models available from other manufacturers that offer similar functionalities. Some notable alternatives