| 欧州RoHS | Compliant |
| ECCN (US) | EAR99 |
| Part Status | Active |
| HTS | 8542.31.00.15 |
| Automotive | No |
| PPAP | No |
| Family Name | C8051F12x |
| Instruction Set Architecture | CISC |
| Device Core | 8051 |
| Core Architecture | 8051 |
| Maximum CPU Frequency (MHz) | 100 |
| Maximum Clock Rate (MHz) | 100 |
| Data Bus Width (bit) | 8 |
| Program Memory Type | Flash |
| Program Memory Size | 128KB |
| RAM Size | 8.25KB |
| Maximum Expanded Memory Size | 64KB |
| Programmability | Yes |
| Interface Type | I2C/SMBus/SPI/UART |
| Number of I/Os | 32 |
| No. of Timers | 5 |
| PWM | 2 |
| Number of ADCs | Dual |
| ADC Channels | 8/8 |
| ADC Resolution (bit) | 8/12 |
| Number of DACs | Single |
| DAC Channels | 2 |
| DAC Resolution (bit) | 12 |
| USART | 0 |
| UART | 2 |
| USB | 0 |
| SPI | 1 |
| I2C | 1 |
| I2S | 0 |
| CAN | 0 |
| Ethernet | 0 |
| Watchdog | 1 |
| Analog Comparators | 2 |
| Special Features | Programmable Counter Array |
| Minimum Operating Supply Voltage (V) | 3 |
| Typical Operating Supply Voltage (V) | 3.3 |
| Maximum Operating Supply Voltage (V) | 3.6 |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 85 |
| Supplier Temperature Grade | Industrial |
| Packaging | Tray |
| Mounting | Surface Mount |
| Package Height | 1 |
| Package Width | 10 |
| Package Length | 10 |
| PCB changed | 64 |
| Standard Package Name | QFP |
| Supplier Package | TQFP |
| Pin Count | 64 |
| Lead Shape | Gull-wing |
A microcontroller is used in modern day control systems, this C8051F121-GQ microcontroller from Silicon Laboratories is ideal for you. This microcontroller has a minimum operating temperature of -40 °C and a maximum of 85 °C. It has a maximum clock speed of 100 MHz. This device has a typical operating supply voltage of 3.3 V. Its minimum operating supply voltage of 3 V, while its maximum is 3.6 V. This device is based on the 8051 core architecture. This is a 8 bit processor. Its ADC resolution is 8/12, while its DAC resolution is 12. Its flash program memory is 128KB.
