| Parameter Name | Value |
| Program Memory Type | Flash |
| Program Memory (KB) | 16 |
| CPU Speed (MIPS) | 12 |
| RAM Bytes | 768 |
| Data EEPROM (bytes) | 256 |
| Digital Communication Peripherals | 1-A/E/USART, 1-MSSP(SPI/I2C) |
| Capture/Compare/PWM Peripherals | 1 CCP, 1 ECCP |
| Timers | 1 x 8-bit, 3 x 16-bit |
| ADC | 9 ch, 10-bit |
| Comparators | 2 |
| USB (ch, speed, compliance) | 1, Full Speed, USB 2.0 |
| Temperature Range (C) | -40 to 125 |
| Operating Voltage Range (V) | 1.8 to 5.5 |
| Pin Count | 20 |
| XLP | Yes |
| Part Number | Leads | Package Type | Temp Range | Packing |
| PIC18F14K50-I/MQ | 20 | QFN | -40C to +85C | TUBE |
| PIC18F14K50-I/P | 20 | PDIP | -40C to +85C | TUBE |
| PIC18F14K50-I/SO | 20 | SOIC 300mil | -40C to +85C | TUBE |
| PIC18F14K50-I/SS | 20 | SSOP 208mil | -40C to +85C | TUBE |
| PIC18F14K50T-I/SO | 20 | SOIC 300mil | -40C to +85C | T/R |
| PIC18F14K50T-I/SS | 20 | SSOP 208mil | -40C to +85C | T/R |
| PIC18LF14K50-I/MQ | 20 | QFN | -40C to +85C | TUBE |
| PIC18LF14K50-I/P | 20 | PDIP | -40C to +85C | TUBE |
| PIC18LF14K50-I/SO | 20 | SOIC 300mil | -40C to +85C | TUBE |
| PIC18LF14K50-I/SS | 20 | SSOP 208mil | -40C to +85C | TUBE |
| PIC18LF14K50T-I/MQ | 20 | QFN | -40C to +85C | T/R |
| PIC18LF14K50T-I/SO | 20 | SOIC 300mil | -40C to +85C | T/R |
| PIC18LF14K50T-I/SS | 20 | SSOP 208mil | -40C to +85C | T/R |
| Data Sheets | |
| PIC18F13K50/14K50 20-Pin USB Flash Microcontrollers w/nanoWatt Tech (Chinese) | Last Updated: 9/9/2008 |
| PIC18F13K50/14K50 20-Pin USB Flash Microcontrollers with nanoWatt Technology | Last Updated: 4/22/2009 |
| Errata | |
| PIC18F1XK50/PIC18LF1XK50 Rev. A6 Silicon/Data Sheet Errata | Last Updated: 8/20/2009 |
| Programming Specifications | |
| PIC18F1XK50/PIC18LF1XK50 Flash Memory Programming | Last Updated: 5/12/2009 |
| Application Notes | |
| AN1204 - Microchip MiWi P2P Wireless Protocol | Last Updated: 11/25/2008 |
| AN1204 (Chinese) - Microchip MiWi P2P Wireless Protocol (Chinese) | Last Updated: 3/3/2009 |
| AN1229 - Class B Safety Software Library for PIC MCUs and dsPIC DSCs | Last Updated: 9/22/2008 |
| AN1229 (Chinese) - Class B Safety Software Library for PIC MCUs and dsPIC DSCs (Chinese) | Last Updated: 1/5/2009 |
| AN1267 - nanoWatt & nanoWatt XLP(TM) Technologies: An Introduction to Microchip's Low Power devices | Last Updated: 4/23/2009 |
| Brochures | |
| 8-bit PIC® Microcontroller Solutions | Last Updated: 2/17/2009 |
| Solutions for Medical Applications | Last Updated: 5/1/2009 |
| Product Brief | |
| PIC18F1XK50 Product Brief | Last Updated: 6/28/2007 |
| aspxProductLineCard | |
| 8-bit Microcontroller Product Selector Guide | Last Updated: 8/5/2009 |
| Product Line Documents | |
| nanoWatt XLP Mini-Poster | Last Updated: 9/9/2009 |
| Sell Sheets | |
| Choose PIC MCUs | Last Updated: 4/27/2009 |
| HI-TECH C Compilers by Microchip Technology | Last Updated: 4/8/2009 |
| nanoWatt XLP eXtreme Low Power MCUs Product Overview | Last Updated: 5/11/2009 |
| Software Libraries | |
| USB Framework for PIC18, PIC24 & PIC32 | Last Updated: 8/31/2009 |
| Tips and Tricks | |
| PIC Microcontroller Compiled Tips 'n Tricks Guide | Last Updated: 4/22/2009 |
| PIC® MCU Tips 'n Tricks Featuring nanoWatt XLP Technology | Last Updated: 4/22/2009 |
| User Guides | |
| Low Pin Count USB Development Kit User's Guide | Last Updated: 2/19/2009 |
| Low Pin Count USB Development Kit User's Guide (Chinese) | Last Updated: 7/1/2009 |