32-bit ARM Cortex-M3S 9000 series microcontroller featuring an 80MHz core frequency. This surface mount LQFP package offers 512KB FLASH memory and 96KB RAM. Integrated peripherals include I2C, SPI, USB, Ethernet, UART, CAN, and I2S interfaces, alongside two 12-bit A/D converters and 65 I/Os. Operating temperature range is -40°C to 85°C.
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Texas Instruments LM3S9D81-IQC80-A2T technical specifications.
| Package/Case | LQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 80MHz |
| Interface | I2C, SPI, USB, Ethernet, IrDA, UART, USART, EBI/EMI, CAN, I2S |
| Lead Free | Contains Lead |
| Max Frequency | 80MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 512KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Number of A/D Converters | 2 |
| Number of Bits | 12 |
| Number of I/Os | 65 |
| Number of Programmable I/O | 65 |
| Number of Timers/Counters | 4 |
| Number of UART Channels | 3 |
| Oscillator Type | Internal |
| Package Quantity | 1000 |
| Packaging | Tape and Reel |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA |
| Radiation Hardening | No |
| RAM Size | 96KB |
| RoHS Compliant | Yes |
| Series | Stellaris® ARM® Cortex®-M3S 9000 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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