32-bit ARM microprocessor with 256KB FLASH memory and 32KB RAM. Features a 50MHz core frequency, 51 programmable I/Os, and multiple interfaces including I2C, SPI, IrDA, and UART. Operates from 1.8V to 3.8V supply voltage and includes peripherals like DMA, LCD, and a watchdog timer. Packaged in a 64QFN with a 9mm x 9mm x 0.9mm footprint.
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| Package/Case | QFN |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 50MHz |
| Height | 0.9mm |
| Interface | I2C, SPI, IrDA, UART, USART |
| Length | 9mm |
| Max Frequency | 50MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 800mW |
| Max Supply Voltage | 3.8V |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 1.8V |
| Number of ADC Channels | 23 |
| Number of I/Os | 51 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 51 |
| Number of PWM Channels | 6 |
| Number of SPI Channels | 2 |
| Number of Timers/Counters | 3 |
| Number of UART Channels | 1 |
| Operating Supply Voltage | 3V |
| Oscillator Type | Internal |
| Package Quantity | 260 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA, LCD |
| Radiation Hardening | No |
| RAM Size | 32KB |
| RoHS Compliant | Yes |
| Series | SiM3L1xx |
| Watchdog Timer | Yes |
| Weight | 0.007277oz |
| Width | 9mm |
| RoHS | Compliant |
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