| PartNumber | LM3S1607-IQR50-A0 | LM3S1607-IQR50-A0T |
| Description | ARM Microcontrollers - MCU ARM Cortex-M3 128K | ARM Microcontrollers - MCU ARM Cortex-M3 128K |
| Manufacturer | Texas Instruments | Texas Instruments |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | LQFP-64 | LQFP-64 |
| Series | LM3S1607 | LM3S1607 |
| Core | ARM Cortex M3 | ARM Cortex M3 |
| Data Bus Width | 32 bit | 32 bit |
| Maximum Clock Frequency | 50 MHz | 50 MHz |
| Program Memory Size | 128 kB | 128 kB |
| Data RAM Size | 32 kB | 32 kB |
| Number of I/Os | 33 I/O | 33 I/O |
| Operating Supply Voltage | 2.5 V | 2.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Packaging | Tray | Reel |
| Height | 1.4 mm | 1.4 mm |
| Length | 10 mm | 10 mm |
| Product | MCU | MCU |
| Program Memory Type | Flash | Flash |
| Width | 10 mm | 10 mm |
| Brand | Texas Instruments | Texas Instruments |
| Interface Type | I2C, SPI, SSI, UART | I2C, SPI, SSI, UART |
| Analog Supply Voltage | 3.3 V | 3.3 V |
| I/O Voltage | 3.3 V | 3.3 V |
| Moisture Sensitive | Yes | Yes |
| Number of Timers/Counters | 4 Timer | 6 Timer |
| Processor Series | Stellaris 1000 | Stellaris 1000 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1 | 1000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 2.75 V | 2.75 V |
| Supply Voltage Min | 2.25 V | 2.25 V |
| Tradename | Stelaris | Stelaris |
| Unit Weight | 0.012088 oz | 0.012088 oz |