PIC16F526 Datasheet, PDF (52/122 Pages) Microchip Technology – 14-Pin, 8-Bit Flash Microcontroller

PIC16F526
FIGURE 8-10:
TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD): SLOW VDD RISE
TIME
VDD
MCLR
Internal POR
V1
TDRT
DRT Time-out
Internal Reset
Note: When VDD rises slowly, the TDRT time-out expires long before VDD has reached its final
value. In this example, the chip will reset properly if, and only if, V1  VDD min.
DS41326D-page 52
 2010 Microchip Technology Inc.