Microchip | PIC18LF14K50-I/SS

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.

Features:

• Universal Serial Bus Features:
  • USB V2.0 Compliant SIE
  • Full Speed (12 Mb/s) and Low Speed (1.5 Mb/s)
  • Supports Control, Interrupt, Isochronous and Bulk Transfers
  • Supports up to 16 Endpoints (8 bidirectional)
• High Performance RISC CPU:
  • C Compiler Optimized Architecture:
    • Optional extended instruction set designed to optimize re-entrant code
    • 256 bytes, data EEPROM
    • Up to 16 Kbytes linear program memory addressing
    • Up to 768 bytes linear data memory addressing
  • Priority levels for Interrupts
  • 8 x 8 Single-Cycle Hardware Multiplier
• Flexible Oscillator Structure:
  • CPU divider to run the core slower than the USB peripheral
  • 16 MHz Internal Oscillator Block:
    • Software selectable frequencies, 31 kHz to 16 MHz
    • Provides a complete range of clock speeds from 31 kHz to 32 MHz when used with PLL
    • User tunable to compensate for frequency drift
  • Four Crystal modes, up to 48 MHz
  • External Clock modes, up to 48 MHz
• Special Microcontroller Features:
  • Full 5.5 V Operation – PIC18F1XK50
  • 1.8 V-3.6 V Operation – PIC18LF1XK50
  • Self-programmable under Software Control
  • Programmable Brown-out Reset (BOR)
    • With software enable option
  • Extended Watchdog Timer (WDT)
    • Programmable period from 4ms to 131s
  • Single-supply 3 V In-Circuit Serial Programming™ (ICSP™) via two pins
• Extreme Low-Power Management with nanoWatt XLP:
  • Sleep mode: 24 nA
  • Watchdog Timer: 450 nA
  • Timer1 Oscillator: 790 nA @ 32 kHz
• Analog Features:
  • Analog-to-Digital Converter (ADC) module:
    • 10-bit resolution, 9 external channels
    • Auto acquisition capability
    • Conversion available during Sleep
    • Internal 1.024 V Fixed Voltage Reference (FVR) channel
    • Independent input multiplexing
  • Dual Analog Comparators
    • Rail-to-rail operation
    • Independent input multiplexing
• Peripheral Features:
  • 14 I/O Pins plus 1 Input-only pin:
    • High-current sink/source 25 mA/25 mA
    • 7 Programmable weak pull-ups