| Core Processor | 8051 | |
| Program Memory Type | FLASH | |
| Product Status | Last Time Buy | |
| Supplier Device Package | 32-QFN (5x5) | |
| EEPROM Size | - | |
| Package / Case | 32-VFQFN Exposed Pad | |
| Mfr | Silicon Labs | |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 3.6V | |
| RoHS Status | ROHS3 Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Speed | 48MHz | |
| Operating Temperature | -40°C ~ 85°C (TA) | |
| RAM Size | 2.25K x 8 | |
| ECCN | 3A991A2 | |
| Number of I/O | 25 | |
| Peripherals | Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT | |
| Mounting Type | Surface Mount | |
| Oscillator Type | Internal | |
| Series | C8051F34x | |
| Core Size | 8-Bit | |
| Connectivity | SMBus (2-Wire/I2C), SPI, UART/USART, USB | |
| Program Memory Size | 32KB (32K x 8) | |
| HTSUS | 8542.31.0001 | |
| Package | Tube | |
| Data Converters | A/D 21x10b | |
| Base Product Number | C8051F343 |
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