| Part Number | C8051F327-GM | C8051F337-GM |
|---|---|---|
| Manufacturer | Silicon Labs | Silicon Labs |
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers |
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| Product Status | Not For New Designs | Active |
| Core Processor | 8051 | 8051 |
| Core Size | 8-Bit | 8-Bit |
| Speed | 25MHz | 25MHz |
| Connectivity | UART/USART, USB | SMBus (2-Wire/I²C), SPI, UART/USART |
| Peripherals | POR | POR, PWM, WDT |
| Number of I/O | 15 | 17 |
| Program Memory Size | 16KB (16K x 8) | 16KB (16K x 8) |
| Program Memory Type | Flash | Flash |
| EEPROM Size | - | - |
| RAM Size | 1.5K x 8 | 768 x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 3.6V | 2.7V ~ 3.6V |
| Data Converters | - | - |
| Oscillator Type | Internal | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 28-VFQFN Exposed Pad | 20-VFQFN Exposed Pad |
| Supplier Device Package | 28-QFN (5x5) | 20-QFN (4x4) |