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| PartNumber | C8051F590-IM | C8051F591-IM | C8051F590-IMR |
| Description | 8-bit Microcontrollers - MCU MCU 8051 50 MHz 96 kB 5 V CAN LIN 8-bit MCU | 8-bit Microcontrollers - MCU MCU 8051 50 MHz 96 kB 5 V 8-bit MCU | 8-bit Microcontrollers - MCU 50 MIPS, 96 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, 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 | C8051F590 | C8051F591 | C8051F590 |
| Core | 8051 | 8051 | 8051 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 50 MHz | 50 MHz | - |
| Program Memory Size | 96 kB | 96 kB | - |
| Data RAM Size | 8.25 kB | 8.25 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| 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 | 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 |
| Height | 0.88 mm | 0.88 mm | - |
| Length | 6 mm | 6 mm | - |
| Program Memory Type | Flash | Flash | - |
| Width | 6 mm | 6 mm | - |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 32 | 32 | - |
| Number of Timers/Counters | 6 Timer | 6 Timer | - |
| 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 |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Supply Voltage Min | 1.8 V | 1.8 V | - |
| Unit Weight | 0.004137 oz | 0.004137 oz | - |