| Manufacturer | Silicon Labs | |
|---|---|---|
| Series | C8051F12x | |
Packaging ![]() | Tape & Reel (TR) ![]() | |
| Part Status | Not For New Designs | |
| Core Processor | 8051 | |
| Core Size | 8-Bit | |
| Speed | 50MHz | |
| Connectivity | EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART | |
| Peripherals | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | |
| Number of I/O | 64 | |
| Program Memory Size | 128KB (128K x 8) | |
| Program Memory Type | FLASH | |
| EEPROM Size | - | |
| RAM Size | 8.25K x 8 | |
| Voltage - Supply (Vcc/Vdd) | 2.7 V ~ 3.6 V | |
| Data Converters | A/D 8x8b, 8x12b; D/A 2x12b | |
| Oscillator Type | Internal | |
| Operating Temperature | -40°C ~ 85°C (TA) | |
| Package / Case | 100-TQFP | |
| Supplier Device Package | 100-TQFP (14x14) | |
| Base Part Number | C8051F12 |











