32-bit ARM Cortex-M3S 9000 series microcontroller featuring an 80MHz core frequency. This surface mount device offers 256KB FLASH memory, 96KB RAM, and 65 programmable I/Os. Integrated peripherals include I2C, SPI, UART, USB, Ethernet, IrDA, USART, EBI/EMI interfaces, 2x 10-bit A/D converters, and 4 timers/counters. Operating from a 3.3V supply, it supports an extended temperature range of -40°C to 85°C and includes a watchdog timer.
Texas Instruments LM3S9B81-IQC80-C5T technical specifications.
| Package/Case | LQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 80MHz |
| Interface | I2C, SPI, UART, USB, Ethernet, IrDA, USART, EBI/EMI |
| Lead Free | Contains Lead |
| Max Frequency | 80MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Number of A/D Converters | 2 |
| Number of Bits | 10 |
| Number of I/Os | 65 |
| Number of Programmable I/O | 65 |
| 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 | 96KB |
| RoHS Compliant | Yes |
| Series | Stellaris® ARM® Cortex®-M3S 9000 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
No datasheet is available for this part.
