32-bit ARM Cortex-M3S 1000 series microcontroller featuring 80MHz RISC core, 128KB FLASH and 32KB RAM. Surface mount LQFP package with 67 programmable I/Os, supporting I2C, SPI, IrDA, UART, USART, and EBI/EMI interfaces. Includes 8 A/D converters, 4 timers/counters, 3 UART channels, and peripherals like DMA, PWM, WDT, POR, and Brown-out Detect. Operates from a 3.3V supply with an internal oscillator, suitable for -40°C to 85°C temperature range.
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Texas Instruments LM3S1621-IQC80-C3 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 | 90 |
| Packaging | Tray |
| 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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