Description:
PIC18(L)F2X/4X/6XK40 microcontrollers combine large Flash/EE/RAM memory, rich peripheral integration, XLP and
5V support to suit a variety of general purpose applications. These 28-pin, 40-pin and 64-pin devices deliver Core
Independent Peripherals such as CWG, WWDT, CRC/Memory Scan, Hardware CVD, Zero-Cross Detect, SMT and
Peripheral Pin Select, providing for increased design flexibility and lower system cost.

Core Features:
• C Compiler Optimized RISC Architecture
• Only 83 Instructions
• Operating Speed:
- 0-64 MHz clock input
- 62.5 ns minimum instruction cycle
• Interrupt Capability
• 31-Level Deep Hardware Stack
• Up to Five 8-bit Timers/Counters
• Up to Four 16-bit Timers/Counters
• Low Current Power-on Reset (POR)
• Configurable Power-up Timer (PWRTE)
• Brown-out Reset (BOR) with Fast Recovery
• Low-Power BOR (LPBOR) Option
• Extended Watchdog Timer (WDT) with Dedicated
On-Chip Oscillator for Reliable Operation
• Programmable Code Protection
• Window Watchdog Timer (WWDT):
- Timer monitoring of overflow and underflow
events
- Variable prescaler selection
- Variable window size selection
- All sources configurable in hardware or
software