LM3S1N16-IQR50-C0T

Microcontrollers Overview

The LM3S1N16-IQR50-C0T is an ARM Cortex-M3 microcontroller from the Stellaris family, operating at a maximum clock frequency of 50 MHz. It features 256 kB of single-cycle Flash memory and 32 kB of single-cycle SRAM. The device includes an internal ROM loaded with StellarisWare software. It provides up to 33 general-purpose I/Os and supports multiple serial communication interfaces including UARTs with IrDA and ISO 7816 support, two I2C modules, and two SSI modules. The analog subsystem consists of a 10-bit ADC with eight channels and a sample rate of one million samples per second, along with analog and digital comparators. Power supply ranges from 2.25 V to 2.75 V, with an analog voltage of 3.3 V.

Microcontrollers Feature Summary

• Integrated on-chip precision 16-MHz oscillator for system control and clocks
• Includes Direct Memory Access Controller (DMA) for efficient data transfer
• Features a lower-power battery-backed hibernation module with Real-Time Clock
• Supports JTAG and ARM Serial Wire Debug (SWD) for integrated debugging

Microcontrollers Applications

• Industrial control systems requiring robust serial communication
• Battery-powered devices utilizing hibernation and RTC capabilities
• Embedded applications needing high-speed ADC sampling

Microcontrollers Procurement Notes

Verify component authenticity through authorized Texas Instruments distributors or certified partners. Confirm that the specific ordering suffix matches the required package and temperature grade. Ensure compliance with RoHS directives and check for any end-of-life notifications prior to procurement.

Microcontrollers Selection Notes

Select this model when a balance of moderate Flash capacity and extensive peripheral integration is required. Consider the 50 MHz processing speed and available GPIO count against application complexity. Evaluate the necessity of the built-in StellarisWare library to reduce development time.

Microcontrollers Part Context

This component belongs to the Stellaris LM3S series of ARM-based microcontrollers designed by Texas Instruments. It utilizes the Cortex-M3 core architecture, offering Thumb-2 instruction set compatibility. The series is characterized by its integration of communication peripherals and analog functions within a compact footprint suitable for embedded designs.

Microcontrollers Replacement Considerations

Consult official Texas Instruments documentation for verified cross-references. No direct substitute part numbers are confirmed in the provided source material.