
The LM3S1B21-IQC80-C3 is a 32-bit ARM Cortex-M3S microcontroller with 256KB of FLASH memory and 96KB of RAM. It operates at a maximum frequency of 80MHz and has a maximum operating temperature of 85°C. The device is available in a lead-free LQFP package and is RoHS compliant. It features 67 programmable I/Os, 8 A/D converters, and 4 timers/counters. The microcontroller also includes peripherals such as a watchdog timer, PWM, and DMA.
Texas Instruments LM3S1B21-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 | 256KB |
| 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 | 96KB |
| RoHS Compliant | Yes |
| Series | Stellaris® ARM® Cortex®-M3S 1000 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
No datasheet is available for this part.
