8-bit microcontroller (MCU) featuring 16KB FLASH memory and 1.25KB RAM. Operates at up to 25MHz with an 8051 core architecture. Offers 25 programmable I/O pins and supports I2C, SPI, UART, USART, SMBus, and 2-Wire interfaces. Includes 5 channels, 5 timers/counters, and peripherals like POR, PWM, WDT, and a Temp Sensor. Surface mountable in a QFN package, with an operating temperature range of -40°C to 85°C and supply voltage from 2.7V to 3.6V.
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Silicon Labs C8051F311R technical specifications.
| Access Time | 25us |
| Package/Case | QFN |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Interface | I2C, SPI, UART, USART, SMBus, 2-Wire |
| Lead Free | Contains Lead |
| Max Frequency | 25MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 16KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of Channels | 5 |
| Number of I/Os | 25 |
| Number of Programmable I/O | 25 |
| Number of Timers/Counters | 5 |
| Oscillator Type | Internal |
| Package Quantity | 1500 |
| Packaging | Tape and Reel |
| Peripherals | POR, PWM, WDT, Temp Sensor |
| RAM Size | 1.25KB |
| RoHS Compliant | No |
| Series | C8051F31x |
| RoHS | Not Compliant |
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