8-bit microcontroller featuring an 8051 CPU core operating at up to 25MHz. This CMOS device offers 64KB of FLASH memory and 4.25KB of RAM, with 25 programmable I/O pins. Integrated peripherals include 17 ADC channels, 5 PWM channels, 1 SPI channel, 1 UART channel, and 2 USB channels, alongside a watchdog timer. The microcontroller is housed in an LQFP-32 package with tin contact plating, suitable for surface mount applications.
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Silicon Labs C8051F346-GQ technical specifications.
| Access Time | 25us |
| Package/Case | LQFP |
| Contact Plating | Tin |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Density | 64KB |
| Frequency | 25MHz |
| Height | 1.45mm |
| Lead Free | Lead Free |
| Length | 7mm |
| Max Frequency | 25MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.25V |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 2.7V |
| Number of ADC Channels | 17 |
| Number of Bits | 8 |
| Number of Channels | 5 |
| Number of I/Os | 25 |
| 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 |
| Number of USB Channels | 2 |
| Oscillator Type | Internal |
| Package Quantity | 250 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor |
| RAM Size | 4.25KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | C8051F34x |
| Termination | SMD/SMT |
| Watchdog Timer | Yes |
| Width | 7mm |
| RoHS | Compliant |
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