32-bit ARM microcontroller featuring 256KB FLASH memory and 32KB RAM. Operates at up to 50MHz with a 1.98V to 3.8V supply voltage range. Includes 24 ADC channels, 62 I/Os, and multiple communication interfaces such as I2C, SPI, UART, and USART. Integrated peripherals include DC-DC conversion, 40x4 LCD driver, AES encryption, DMA, and a watchdog timer. Packaged in an 80-pin TQFP with dimensions of 14mm x 14mm x 1.2mm.
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| Package/Case | TQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 50MHz |
| Height | 1.2mm |
| Interface | I2C, SPI, IrDA, UART, USART |
| Length | 14mm |
| Max Frequency | 50MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.8V |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 1.98V |
| Number of ADC Channels | 24 |
| Number of I/Os | 62 |
| Number of I2C Channels | 1 |
| 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 | 119 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA, LCD |
| Radiation Hardening | No |
| RAM Size | 32KB |
| RoHS Compliant | Yes |
| Series | SiM3L1xx |
| Weight | 0.018117oz |
| Width | 14mm |
| RoHS | Compliant |
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