pic16c62b-20i-ss Microchip Technology Inc., pic16c62b-20i-ss Datasheet - Page 92

• Manufacturer Part Number: pic16c62b-20i-ss
• Description: 28-pin 8-bit Cmos Microcontrollers
• Manufacturer: Microchip Technology Inc.

PIC16C62B/72A
FIGURE 13-7: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
FIGURE 13-8: BROWN-OUT RESET TIMING
TABLE 13-4:
DS35008B-page 92
30
31*
32
33*
34
35
Param
No.
Watchdog
I/O Pins
Time-out
Time-out
* These parameters are characterized but not tested.
† Data in "Typ" column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only
Internal
Internal
RESET
RESET
MCLR
PWRT
Timer
POR
and are not tested.
OSC
Note: Refer to Figure 13-4 for load conditions.
V
TmcL
Twdt
Tost
Tpwrt
T
T
V
DD
Sym
IOZ
BOR
DD
TIMER TIMING
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
AND BROWN-OUT RESET REQUIREMENTS
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(No Prescaler)
Oscillator Start-up Timer Period
Power-up Timer Period
I/O Hi-impedance from MCLR
Low or WDT reset
Brown-out Reset Pulse Width
33
Characteristic
32
BV
Preliminary
DD
Min
100
28
—
—
2
7
Typ†
1024
T
OSC
34
18
72
—
—
—
30
35
Max
132
2.1
33
—
—
—
Units
ms
ms
—
s
s
s
31
V
V
T
V
V
OSC
DD
DD
DD
DD
1998 Microchip Technology Inc.
= 5V, -40°C to +125°C
= 5V, -40°C to +125°C
= 5V, -40°C to +125°C
= OSC1 period
B
VDD
Conditions
34
(D005)