| PartNumber | C8051F966-B-GM | C8051F966-B-GQ | C8051F966-B-GMR |
| Description | 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB LP AES LCD 8-bit MCU | 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB LP AES LCD 8-bit MCU | 8-bit Microcontrollers - MCU 64kB/8kB RAM, DC-DC buck, LCD, AES, DQFN76 |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | DQFN-76 | TQFP-80 | DQFN-76 |
| Series | C8051F966 | C8051F966 | C8051F966 |
| Core | 8051 | 8051 | 8051 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 24.5 MHz | 24.5 MHz | 24.5 MHz |
| Program Memory Size | 32 kB | 32 kB | 32 kB |
| Data RAM Size | 8.25 kB | 8.25 kB | 8.25 kB |
| ADC Resolution | 10 bit, 12 bit | 10 bit, 12 bit | 10 bit, 12 bit |
| Number of I/Os | 57 I/O | 57 I/O | 57 I/O |
| Operating Supply Voltage | 3.8 V | 3.8 V | 3.8 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tray | Tray | Reel |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Data RAM Type | RAM | RAM | RAM |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | I2C, SPI, UART |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 16 | 16 | 16 |
| Number of Timers/Counters | 4 Timer | 4 Timer | 4 Timer |
| Processor Series | C8051F96x | C8051F96x | C8051F96x |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 490 | 119 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.8 V | 3.8 V | 3.8 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Unit Weight | - | 0.018117 oz | - |