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| PartNumber | C8051F38C-GQ | C8051F38C-GM | C8051F38C-GMR |
| Description | 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU | 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU | 8-bit Microcontrollers - MCU USB-Flash-16k-ADC-QFN32 |
| 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 | - |
| Package / Case | LQFP-32 | QFN-32 | - |
| Series | C8051F38C | C8051F38C | C8051F38C |
| Core | 8051 | 8051 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 48 MHz | 48 MHz | - |
| Program Memory Size | 16 kB | 16 kB | - |
| Data RAM Size | 2.25 kB | 2.25 kB | - |
| ADC Resolution | 10 bit | 10 bit | - |
| Number of I/Os | 25 I/O | 25 I/O | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Tube | Reel |
| Program Memory Type | Flash | Flash | - |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Data RAM Type | RAM | RAM | - |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 2 | 2 | - |
| Number of Timers/Counters | 6 Timer | 6 Timer | - |
| Processor Series | C8051F38x | C8051F38x | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 250 | 73 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Unit Weight | 0.001368 oz | 0.002449 oz | - |