32-bit ARM Cortex-M3S microcontroller featuring 20MHz max frequency, 8KB FLASH and 2KB RAM. This LQFP packaged MCU offers I2C, SPI, UART, and USART interfaces, with 18 programmable I/O pins and 4 timers. Operating from a 3.3V supply, it includes internal oscillator, brown-out detect, POR, PWM, and WDT peripherals. Designed for surface mount, it operates between -40°C and 105°C and is RoHS compliant.
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Texas Instruments LM3S102-EQN20-C2T technical specifications.
| Package/Case | LQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Interface | I2C, SPI, UART, USART |
| Lead Free | Contains Lead |
| Max Frequency | 20MHz |
| Max Operating Temperature | 105°C |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Number of Programmable I/O | 18 |
| Number of Timers/Counters | 4 |
| Number of UART Channels | 1 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Package Quantity | 2000 |
| Packaging | Tape and Reel |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 2KB |
| RoHS Compliant | Yes |
| Series | Stellaris® ARM® Cortex®-M3S 100 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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