| PartNumber | PIC18F44K22-E/P | PIC18F44K22-E/ML | PIC18F44K22-E/MV |
| Description | 8-bit Microcontrollers - MCU 16KB Flash 768B RAM 8b FamilynanoWat XLP | 8-bit Microcontrollers - MCU 16KB Flash 768B RAM 8b FamilynanoWat XLP | 8-bit Microcontrollers - MCU 16KB FL 768b RAM8bit familynanoWatt XLP |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | PDIP-40 | QFN-44 | TQFP-40 |
| Series | PIC18F2xK22 | PIC18F2xK22 | PIC18F2xK22 |
| Core | PIC | PIC | PIC |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 16 MHz | 16 MHz | 16 MHz |
| Program Memory Size | 16 kB | 16 kB | 16 kB |
| Data RAM Size | 768 B | 768 B | 768 B |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 36 I/O | 36 I/O | 36 I/O |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Packaging | Tube | Tube | Tube |
| Height | 4.95 mm | 0.88 mm | 0.48 mm |
| Length | 53.21 mm | 8 mm | 5 mm |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | Flash |
| Width | 14.73 mm | 8 mm | 5 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Interface Type | I2C, SPI, USART | I2C, SPI, USART | I2C/SPI/USART |
| Number of ADC Channels | 28 | 28 | 28 |
| Number of Timers/Counters | 7 Timer | 7 Timer | 1 Timer |
| Processor Series | PIC18 | PIC18 | PIC18 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 10 | 45 | 73 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Tradename | PIC | PIC | PIC |
| Unit Weight | 0.210004 oz | - | - |
| Data RAM Type | - | - | EEPROM |