LM3S1138-IQC50-A2T

The LM3S1138-IQC50-A2T is a microcontroller from Texas Instruments, part of the Luminary Micro series, which is designed for embedded applications. This specific model is based on the ARM Cortex-M3 architecture, providing a balance of performance and power efficiency.

Key Features:

1. Core Architecture:

   • The LM3S1138 features a 32-bit ARM Cortex-M3 core, which operates at a maximum clock speed of 50 MHz. This architecture is known for its low power consumption and high performance, making it suitable for a variety of applications.

2. Memory:

   • The microcontroller includes 128 KB of Flash memory for program storage and 32 KB of SRAM for data storage. This allows for the development of complex applications while maintaining efficient memory usage.

3. Peripheral Interfaces:

   • The LM3S1138 is equipped with a range of peripheral interfaces, including:
     • GPIO: General-purpose input/output pins for interfacing with external devices.
     • UART: Universal Asynchronous Receiver/Transmitter for serial communication.
     • I2C: Inter-Integrated Circuit interface for connecting to sensors and other peripherals.
     • SPI: Serial Peripheral Interface for high-speed communication with other devices.
     • PWM: Pulse Width Modulation outputs for controlling motors and other devices.

4. Analog Features:

   • The microcontroller includes a 12-bit ADC (Analog-to-Digital Converter) that can handle multiple channels, allowing for the measurement of analog signals.

5. Timers:

   • It features multiple timers that can be used for various timing applications, including generating PWM signals and measuring time intervals.

6. Power Management:

   • The LM3S1138 supports various power-saving modes, making it suitable for battery-operated devices. It can operate at different voltage levels, typically between 3.0V to 3.6V.

7. Development Support:

   • Texas Instruments provides extensive development support for the LM3S1138, including software libraries, development kits, and documentation. This makes it easier for developers to create applications and integrate the microcontroller into their designs.

8. Package Type:

   • The LM3S1138-IQC50-A2T is available in a TQFP (Thin Quad Flat Package) form factor, which is compact and suitable for surface-mount technology (SMT) applications.

Applications:

The LM3S1138 is ideal for a wide range of applications, including:

• Industrial automation
• Consumer electronics
• Automotive systems
• Medical devices
• IoT (Internet of Things) applications

Conclusion:

The LM3S1138-IQC50-A2T microcontroller from Texas Instruments is a versatile and powerful solution for embedded systems, offering a rich set of features and robust performance for various applications. Its combination of processing power, memory, and peripheral support makes it a popular choice among developers looking to create innovative and efficient designs.