The LM3S6938-IQC50-A2T is an integrated circuit (IC) component manufactured by Texas Instruments. It is a member of the Stellaris LM3S series microcontrollers, designed for use in embedded systems. This IC offers a wide range of features and capabilities, making it suitable for various industrial and consumer applications. Here is an overview of the key features of the LM3S6938-IQC50-A2T:
1. Microcontroller Core: The LM3S6938-IQC50-A2T is based on the ARM Cortex-M3 processor core, offering high-performance computing capabilities while being power-efficient.
2. Clock and Power Management: The IC provides a sophisticated clock and power management system, enabling dynamic frequency scaling, reduced power consumption, and efficient operation for different applications.
3. Memory: It features up to 256 KB of embedded flash memory for program storage and up to 64 KB of SRAM for data storage. This allows for larger program sizes and data manipulation in memory-intensive applications.
4. Integrated Peripherals: The LM3S6938-IQC50-A2T incorporates various on-chip peripherals, including UARTs, I2C, SPI, USB, GPIO pins, and more. These peripherals enable easy interfacing with external devices and communication protocols.
5. Analog-to-Digital Converter (ADC): It includes an integrated ADC with multiple channels, converting analog signals to digital data. This feature is beneficial for applications that require measurement or monitoring of analog inputs.
6. Connectivity Options: The IC offers built-in Ethernet MAC, which supports both 10/100 Mbps operation and IEEE 1588 Precision Time Protocol. This allows for seamless integration into networked systems and enables real-time communication.
7. Real-Time Operating System (RTOS) Support: The LM3S6938-IQC50-A2T is compatible with various RTOS, including FreeRTOS and Micrium μC/OS-II. This facilitates the development of multitasking applications and enhances system responsiveness.
8. On-Chip Debugging: The IC supports debugging through JTAG and Serial Wire Debug (SWD) interfaces. This simplifies the debugging and testing process during the development phase, leading to faster time-to-market.
9. Industrial Temperature Range: The LM3S6938-IQC50-A2T is designed to operate within an extended temperature range of -40°C to 105°C. This makes it suitable for industrial applications that require reliable operation under harsh environmental conditions.
In summary, the LM3S6938-IQC50-A2T is a feature-rich IC component that combines the power-efficient ARM Cortex-M3 core with a wide range of peripherals and connectivity options. It caters to various embedded application requirements, from industrial automation to consumer electronics, and offers developers the flexibility and performance needed for reliable system designs.
