PIC12C672 MICROCHIP [Microchip Technology], PIC12C672 Datasheet - Page 35

• Manufacturer Part Number: PIC12C672
• Description: 8-Pin, 8-Bit CMOS Microcontroller with EEPROM Data Memory
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 8-8:
FIGURE 8-9:
FIGURE 8-10: TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO V
1997 Microchip Technology Inc.
INTERNAL RESET
GP3/MCLR/V
INTERNAL RESET
INTERNAL POR
DRT TIME-OUT
INTERNAL POR
DRT TIME-OUT
V
DD
PP
MCLRE
MCLR
MCLR
V
V
SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
TIME-OUT SEQUENCE ON POWER-UP (MCLR PULLED LOW)
DD
DD
Power-Up
DRT OSC
Detect
On-Chip
T
DRT
POR (Power-On Reset)
Preliminary
WDT Time-out
(Start-Up Timer)
Ripple Counter
8-bit Asynch
Pin Change
SLEEP
RESET
PIC12CE5XX
DD
): FAST V
Wake-up on
pin change
S
R
T
DRT
Q
Q
DD
DS40172A-page 35
RISE TIME
CHIP RESET