The PIC18F14K50 brings advanced features and exceptional value to the embedded USB market.This low cost PIC® Microcontroller features a full speed USB 2.0 compliant interface that can automatically change clock sources and power levels upon connection to a host, making it an exceptional device for battery-powered applications. The addition of mTouch(TM) touch sensing compatibility, a 10-bit ADC, motor control PWMs, and a host of serial interfaces make the PIC18F14K50 the perfect device to "Just add USB" to any application.
Debug Support
• A debug header is required for this device
• Part Numbers:, AC244023 (F) / AC244024 (LF)
• Debug and programming support is available via MPLAB® REAL ICE, PICkit™ 3, and MPLAB® ICD 3
• For Debug Header information, please refer to

High Performance PIC18 Core

  C Compiler optimized architecture

  Self-programmable under software control

  Support for Interrupt Priority Levels

  8x8 Single-Cycle Hardware Multiplier

  Enhanced Watchdog Timer with a programmable period

Full Speed Universal Serial Bus Interface

  USB v2.0 compliant interface

  Supports both Low Speed and Full Speed operation

  Supports Control, Interrupt, Isochronous and Bulk transfer

  Up to 16 Endpoints (or up to 8 bidirectional)

  Automatic detection of physical connection to USB host

  256-byte Dual Access RAM

Flexible Clocking Options

  Can be internally clocked up to 48MHz

  Fully tunable Internal Oscillator

  Supplies frequencies from 31KHz to 16MHz

  Can be user-adjusted for frequency drift

  Internal 4x Phase Lock Loop (PLL)

  Can be used with External or Internal Oscillators

  Fail-safe Clock Monitor

  Allows for safe shutdown during oscillator failure

Advanced PIC® Microcontroller Peripherals

  Dual Capture/Compare/PWM interfaces

  Up to 5 PWM Outputs

  Programmable dead time, auto shutdown/restart

  Master I2C/SPI Interface

  Supports all modes of 3-wire SPI

  I2C™Compatible Master and Slave modes with address masking

  Enhanced Addressable USART Module

  Supports RS-485, RS-232, and LIN 2.0

  10-bit, 9-channel ADC Module

  Can acquire & convert samples automatically

  Can operate in sleep mode

  mTouch(TM) compatible Analog Comparators w/ SR Latch

  Rail to Rail operation

  Independent input multiplexing

  Robust GPIO with 25mA sink/source current

  Programmable On-chip Voltage Reference

  Can be used with Comparators or ADC

Operating Environment Versatility

  1.8 to 5.6V Operating Range

  Software Programmable Brown-out Reset feature

  Four power-managed operating modes

  Two-speed clock startup option