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| PartNumber | C8051F571-IM | C8051F570-IM | C8051F570-IMR |
| Description | 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU | 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V LIN 8-bit MCU | 8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 2 kB, LIN 2.1, SPI, UART, I2C, QFN40 |
| 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 | QFN-40 | QFN-40 | - |
| Series | C8051F571 | C8051F570 | C8051F570 |
| Core | 8051 | 8051 | 8051 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 50 MHz | 50 MHz | - |
| Program Memory Size | 32 kB | 32 kB | - |
| Data RAM Size | 2.25 kB | 2.25 kB | - |
| Number of I/Os | 33 I/O | 33 I/O | - |
| Operating Supply Voltage | 1.8 V to 5.25 V | 1.8 V to 5.25 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Qualification | AEC-Q100 | AEC-Q100 | - |
| Packaging | Tube | Tube | Reel |
| Program Memory Type | Flash | Flash | - |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Moisture Sensitive | Yes | Yes | Yes |
| Processor Series | C8051 | C8051 | C8051 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 50 | 50 | 1500 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Unit Weight | 0.004137 oz | 0.004137 oz | - |