32-bit ARM Cortex-M3S microcontroller featuring 128KB FLASH and 32KB RAM. Operates at 25MHz with 52 programmable I/Os, supporting I2C, SPI, IrDA, and UART interfaces. Includes 5 timers, 2 UART channels, and a watchdog timer. Surface mount LFBGA package with an operating temperature range of -40°C to 85°C and a supply voltage of 3V to 3.6V.
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| Package/Case | LFBGA |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 25MHz |
| Interface | I2C, SPI, IrDA, UART, USART |
| Lead Free | Lead Free |
| Length | 10mm |
| Max Frequency | 25MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 3.6V |
| Min Supply Voltage | 3V |
| Mount | Surface Mount |
| Number of I/Os | 52 |
| Number of Programmable I/O | 52 |
| Number of Timers/Counters | 5 |
| Number of UART Channels | 2 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Package Quantity | 184 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 32KB |
| RoHS Compliant | Yes |
| Series | Stellaris® ARM® Cortex®-M3S 1000 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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