PIC18F1XK22 Datasheet, PDF (353/388 Pages) Microchip Technology – 20-Pin Flash Microcontrollers with nanoWatt XLP Technology

PIC18F1XK22/LF1XK22
FIGURE 25-10:
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER TIMING
VDD
MCLR
Internal
POR
PWRT
Time-out
OSC
Start-Up Time
Internal Reset⁽¹⁾
Watchdog Timer
Reset⁽¹⁾
33
32
I/O pins
Note 1: Asserted low.
30
31/
34
31A
34
FIGURE 25-11:
VDD
BROWN-OUT RESET TIMING AND CHARACTERISTICS
VBOR
VBOR and VHYST
(Device in Brown-out Reset)
(Device not in Brown-out Reset)
TBORREJ
Reset
(due to BOR)
37
33⁽¹⁾
Note 1: 64 ms delay only if PWRTE bit in the Configuration Word register is programmed to ‘0’. 2ms
delay if PWRTE = 0.
 2010 Microchip Technology Inc.
Preliminary
DS41365D-page 353