| PartNumber | LM3S811-EGZ50-C2 | LM3S811-EGZ50-C2T | LM3S811-EQN50-C2 |
| Description | ARM Microcontrollers - MCU Stellaris MCU | ARM Microcontrollers - MCU X00 SERIES - STELLARIS MICROCONTROLLER | ARM Microcontrollers - MCU IC ARM Cortex-M3 MCU 64K, Ext Temp |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | - | Y |
| Package / Case | QFN-48 | QFN EP | LQFP-48 |
| Series | LM3S | LM3S | LM3S |
| Core | ARM Cortex M3 | ARM Cortex M3 | ARM Cortex M3 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 50 MHz | 50 MHz | 50 MHz |
| Program Memory Size | 64 kB | 64 kB | 64 kB |
| Data RAM Size | 8 kB | 8 kB | 8 kB |
| Number of I/Os | 32 I/O | 32 I/O | 32 I/O |
| Operating Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Height | 0.95 mm | 0.95 mm | 1.4 mm |
| Length | 7 mm | 7 mm | 7 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Width | 7 mm | 7 mm | 7 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Interface Type | I2C/SSI/UART | I2C/SSI/UART | I2C, SPI, SSI, UART |
| Number of Timers/Counters | 5 Timer | 5 Timer | 5 Timer |
| Processor Series | Stellaris | Stellaris | Stellaris |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1 | - | 1 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 3 V | 3 V | 3 V |
| Tradename | Stellaris | Stellaris | Stellaris |
| Mounting Style | - | - | SMD/SMT |
| ADC Resolution | - | - | 10 bit |
| Packaging | - | - | Tray |
| Number of ADC Channels | - | - | 4 |
| Unit Weight | - | - | 0.006409 oz |