Texas Instruments LM3S3N26-EQR50-C0T Microcontrollers
32-bit ARM Cortex M3 RISC microcontroller featuring 64KB Flash program memory and 12KB RAM.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments LM3S3N26-EQR50-C0T Microcontrollers technical specifications.
General
Alternate Parts Comparison (LM3S3N26-EQR50-C0T vs LM3S3N26-IQR50-C5 vs LM3S3N26-IQR50-C3T vs LM3S3N26-IQR50-C1)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 105°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| RAM Size | 12KB | 12K x 8 | 12K x 8 | 12K x 8 |
| Program Memory Size | 64KB | 64KB (64K x 8) | 64KB (64K x 8) | 64KB (64K x 8) |
| Program Memory Type | Flash | Flash | Flash | Flash |
| Package / Case | -- | 64-LQFP | 64-LQFP | 64-LQFP |
| Supply Voltage | -- | 1.08V ~ 1.32V | 1.08V ~ 1.32V | 1.08V ~ 1.32V |
| Core Processor | -- | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Core Size | -- | 32-Bit Single-Core | 32-Bit Single-Core | 32-Bit Single-Core |
| Connectivity | -- | I²C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB | I²C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB | I²C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB |
| Data Converters | -- | A/D 8x10b | A/D 8x10b | A/D 8x10b |
| Number of I/O | -- | 33 | 33 | 33 |
| Action |
Texas Instruments LM3S3N26-EQR50-C0T Microcontrollers Overview
32-bit ARM Cortex M3 RISC microcontroller featuring 64KB Flash program memory and 12KB RAM. This MCU operates at a maximum clock rate of 50 MHz and offers 33 programmable I/Os. Connectivity includes I2C, SSI, UART, and USB interfaces. The device is housed in a 64-pin LQFP package with a 0.5mm pin pitch, designed for surface mounting.
Operating voltage ranges from 1.2V to 3.3V, with an extended temperature range of -40°C to 105°C.