LM3S1R21-IQC80-C5

The LM3S1R21-IQC80-C5 is an integrated circuit (IC) component manufactured by Texas Instruments. It is a member of the Stellaris LM3S series microcontrollers, specifically designed for embedded control applications. This IC combines high performance, extensive peripheral capabilities, and low power consumption to meet the requirements of various industrial and consumer applications. Here is an overview of the key features of the LM3S1R21-IQC80-C5: 1. Power and Performance: - 32-bit ARM Cortex-M3 core running at a clock speed of up to 50 MHz. - Single-cycle multiplier and hardware division. - Flash memory with up to 128 KB capacity, allowing for program storage. - On-chip RAM of up to 32 KB serving as data memory. 2. Peripheral Support: - 80 MHz precision crystal oscillator for accurate timekeeping or external clock synchronization. - Advanced PWM (Pulse Width Modulation) modules for precise control of devices, such as motors and LEDs. - Multiple UART (Universal Asynchronous Receiver/Transmitter) interfaces for serial communication. - Multiple I²C (Inter-Integrated Circuit) and SPI (Serial Peripheral Interface) interfaces for communication with other devices. - Analog-to-Digital Converters (ADC) for analog signal conversion. 3. Connectivity and Communication: - Ethernet Controller with IEEE 802.3-compliant interface, enabling network connectivity. - USB (Universal Serial Bus) device/host interface for connection with external devices. - CAN (Controller Area Network) interface for automotive and industrial communication. - Multiple GPIO (General-Purpose Input/Output) pins for flexible digital input and output configurations. 4. System Integration and Energy Efficiency: - Integrated Nested Vector Interrupt Controller (NVIC) for managing and prioritizing interrupts. - PLL-based clock subsystem for flexible clocking options. - Low power consumption with multiple low-power modes, allowing energy-efficient operation. - Wake-up and hibernation modes for power management. 5. Development Support: - The LM3S1R21-IQC80-C5 is supported by Texas Instruments' StellarisWare development software, providing a range of tools, libraries, and example codes. - Available development boards and evaluation kits for easy prototyping and debugging. - Wide range of software development tools and debuggers compatible with the Cortex-M3 architecture. In conclusion, the LM3S1R21-IQC80-C5 IC component offers a powerful, feature-rich platform for embedded control applications. Its combination of performance, peripheral support, connectivity options, and energy efficiency makes it well-suited for a variety of industrial and consumer applications that require reliable and efficient microcontroller-based systems.