| PartNumber | PIC18F45K42-E/P | PIC18F45K42-E/MV | PIC18F45K42-E/ML |
| Description | 8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 256B EEPROM, 12-bit ADC2, Vector Interrupts, DMA, MAP, DIA, DAC, Comp, PWM, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, UART, SPI/I2C, IDLE/DOZE/PMD | 8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 256B EEPROM, 12-bit ADC2, Vector Interrupts, DMA, MAP, DIA, DAC, Comp, PWM, CWG, HLT, WWDT, SCAN/CRC, ZCD, PPS, UART, SPI/I2C, IDLE/DOZE/PMD | 32KB FLASH, 2KB RAM, 256B EEPR |
| Manufacturer | Microchip | Microchip | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | PDIP-40 | UQFN - 28 | - |
| Series | PIC18(L)F4xK42 | PIC18(L)F4xK42 | - |
| Core | PIC | PIC | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 64 MHz | 64 MHz | - |
| Program Memory Size | 32 kB | 32 kB | - |
| Data RAM Size | 2 kB | 2 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 36 I/O | 36 I/O | - |
| Operating Supply Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Packaging | Tube | Tube | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Data RAM Type | SRAM | SRAM | - |
| Data ROM Size | 256 B | 256 B | - |
| Data ROM Type | EEPROM | EEPROM | - |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | - |
| DAC Resolution | 5 bit | 5 bit | - |
| Number of ADC Channels | 35 Channel | 35 Channel | - |
| Number of Timers/Counters | 3 x 8 bit, 4 x 16 bit | 3 x 8 bit, 4 x 16 bit | - |
| Processor Series | PIC18F | PIC18F | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 10 | 73 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2.3 V | 2.3 V | - |
| Tradename | PIC | PIC | - |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | - |