The C8051F34B-GM is a 32KB FLASH 8051 microcontroller from Silicon Labs, operating at a frequency of up to 48MHz. It features a maximum supply voltage of 5.25V and a minimum supply voltage of 2.7V. The device is packaged in a QFN package and is RoHS compliant. It includes peripherals such as brown-out detect/reset, power-on reset, pulse-width modulation, and a watchdog timer. The microcontroller also features an internal oscillator and a temperature sensor.
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| Package/Case | QFN |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Frequency | 48MHz |
| Max Frequency | 25MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 32KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.25V |
| Min Supply Voltage | 2.7V |
| Number of Channels | 5 |
| Number of I/Os | 25 |
| Number of Programmable I/O | 25 |
| Number of Timers/Counters | 4 |
| Oscillator Type | Internal |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor |
| RAM Size | 2.25KB |
| RoHS Compliant | Yes |
| Series | C8051F34x |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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