PIC18F2450 MICROCHIP [Microchip Technology], PIC18F2450 Datasheet - Page 49

• Manufacturer Part Number: PIC18F2450
• Description: 28/40/44-Pin, High-Performance, 12 MIPS, Enhanced Flash, USB Microcontrollers with nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 4-6:
FIGURE 4-7:
© 2006 Microchip Technology Inc.
Note:
INTERNAL RESET
PWRT TIME-OUT
INTERNAL POR
OST TIME-OUT
PLL TIME-OUT
INTERNAL RESET
PWRT TIME-OUT
INTERNAL POR
OST TIME-OUT
T
T
OST
PLL
MCLR
V
= 1024 clock cycles.
DD
2 ms max. First three stages of the Power-up Timer.
MCLR
V
SLOW RISE TIME (MCLR TIED TO V
TIME-OUT SEQUENCE ON POR w/PLL ENABLED (MCLR TIED TO V
DD
Advance Information
0V
T
PWRT
T
PWRT
1V
DD
T
OST
, V
5V
DD
PIC18F2450/4450
T
RISE > T
OST
T
PLL
PWRT
)
DS39760A-page 47
DD
)