8-bit microcontroller featuring a 25MHz 8051 core, 32KB FLASH memory, and 3.25KB RAM. This CMOS device offers 40 programmable I/Os, 4 timers/counters, and multiple interfaces including I2C, SPI, USB, and UART. Operating from 2.7V to 5.25V, it supports a temperature range of -40°C to 85°C and includes peripherals like Brown-out Detect, POR, PWM, and a Watchdog Timer. Packaged in a TQFP with tin plating, this surface-mount component is RoHS compliant.
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Silicon Labs C8051F345-GQR technical specifications.
| Package/Case | TQFP |
| Contact Plating | Tin |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Interface | I2C, SPI, USB, UART, SMBus, USART, EBI/EMI, 2-Wire |
| Max Frequency | 25MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.25V |
| Memory Size | 32KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of Channels | 5 |
| Number of I/Os | 40 |
| Number of Programmable I/O | 40 |
| Number of Timers/Counters | 4 |
| Oscillator Type | Internal |
| Package Quantity | 500 |
| Packaging | Tape and Reel |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor |
| RAM Size | 3.25KB |
| RoHS Compliant | Yes |
| Series | C8051F34x |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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