8-bit microcontroller featuring an 8051 core architecture and a maximum operating frequency of 25MHz. This CMOS device offers 8KB of FLASH memory and 1.25KB of RAM, with a 25µs access time. It supports multiple interfaces including I2C, SPI, UART, USART, and SMBus, and includes 25 programmable I/O pins. The microcontroller operates from a 2.7V to 3.6V supply, with an internal oscillator, and is housed in a QFN-28 package. Integrated peripherals include POR, PWM, and WDT, with 5 PWM channels and 4 timers/counters.
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Silicon Labs C8051F315-GM technical specifications.
| Access Time | 25us |
| Package/Case | QFN |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 25MHz |
| Height | 0.95mm |
| Interface | I2C, SPI, UART, USART, SMBus, 2-Wire |
| Lead Free | Lead Free |
| Length | 5mm |
| Max Frequency | 25MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Number of Channels | 5 |
| Number of I/Os | 25 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 25 |
| Number of PWM Channels | 5 |
| Number of SPI Channels | 1 |
| Number of Timers/Counters | 4 |
| Number of UART Channels | 1 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Package Quantity | 73 |
| Packaging | Rail/Tube |
| Peripherals | POR, PWM, WDT |
| RAM Size | 1.25KB |
| Reach SVHC Compliant | Unknown |
| RoHS Compliant | Yes |
| Series | C8051F31x |
| Width | 5mm |
| RoHS | Compliant |
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