32-bit RISC microcontroller featuring an ARM Cortex-M3S core, operating at up to 80MHz. This surface-mount device offers 128KB of FLASH memory and 32KB of RAM. Integrated peripherals include I2C, SPI, IrDA, UART, USART, and EBI/EMI interfaces, along with 8 A/D converters and 67 programmable I/Os. It operates from a 3.3V supply and includes a watchdog timer, brown-out detect, and POR.
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Texas Instruments LM3S1621-IQC80-C3T technical specifications.
| Package/Case | LQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Interface | I2C, SPI, IrDA, UART, USART, EBI/EMI |
| Lead Free | Lead Free |
| Max Frequency | 80MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Number of A/D Converters | 8 |
| Number of I/Os | 67 |
| Number of Programmable I/O | 67 |
| Number of Timers/Counters | 4 |
| Number of UART Channels | 3 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Package Quantity | 1000 |
| Packaging | Tape and Reel |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA |
| Radiation Hardening | No |
| RAM Size | 32KB |
| RoHS Compliant | Yes |
| Series | Stellaris® ARM® Cortex®-M3S 1000 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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