MICROCHIP PIC18F4685-E/PT

28/40/44-Pin Enhanced Flash Microcontrollers with ECAN Technology, 10-Bit A/D and nanoWatt Technology

• Run: CPU on, peripherals on
• Idle: CPU off, peripherals on
• Sleep: CPU off, peripherals off
• Idle mode currents down to 5.8 μA typical
• Sleep mode currents down to 0.1 μA typical
• Timer1 Oscillator: 1.1 μA, 32 kHz, 2V
• Watchdog Timer: 2.1 μA
• Two-Speed Oscillator Start-up
• Four Crystal modes, up to 40 MHz
• 4x Phase Lock Loop (PLL) – available for crystal and internal oscillators
• Two External RC modes, up to 4 MHz
• Two External Clock modes, up to 40 MHz
• Internal Oscillator Block: 8 user-selectable frequencies, from 31 kHz to 8 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
• Secondary Oscillator using Timer1 ⊗ 32 kHz
• Fail-Safe Clock Monitor - Allows for safe shutdown if peripheral clock stops
• C compiler Optimized Architecture with optional Extended Instruction Set
• 100,000 Erase/Write Cycle Enhanced Flash Program Memory typical
• 1,000,000 Erase/Write Cycle Data EEPROM Memory typical
• Flash/Data EEPROM Retention: >40 years
• Self-Programmable under Software Control
• Priority Levels for Interrupts
• 8×8 Single-Cycle Hardware Multiplier
• Extended Watchdog Timer (WDT): Programmable period from 41 ms to 131s
• Single-Supply 5V In-Circuit Serial Programming (ICSP) via two pins
• In-Circuit Debug (ICD) via two pins
• Wide operating voltage range: 2.0V to 5.5V