PIC16F716-I-P Datasheet, PDF (68/136 Pages) Microchip Technology – 8-bit Flash-based Microcontroller with A/D Converter and Enhanced Capture/Compare/PWM

PIC16F716
FIGURE 9-5:
SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
External
Reset
MCLR
VDD
WDT
Module
Sleep
WDT
Time-out
Reset
VDD rise
detect
Power-on Reset
Brown-out
Reset _BOREN
S
OST/PWRT
OST
10-bit Ripple counter
R
OSC1
(1)
On-chip
RC OSC
PWRT
10-bit Ripple counter
Chip_Reset
Q
Enable OST
Note 1: This is a separate oscillator from the RC oscillator of the CLKIN pin.
PWRTE See Table 9-3 for time-out
situations.
FIGURE 9-6:
BROWN-OUT SITUATIONS (PWRTE = 0)
VDD
Internal
Reset
VDD
Internal
Reset
VDD
Internal
Reset
72 ms
<72 ms
72 ms
72 ms
VBOR
VBOR
VBOR
DS41206B-page 66
© 2007 Microchip Technology Inc.