PIC16C65B Microchip Technology Inc., PIC16C65B Datasheet - Page 126

• Manufacturer Part Number: PIC16C65B
• Description: 8-bit Cmos Microcontrollers With A/d Converter
• Manufacturer: Microchip Technology Inc.

PIC16C63A/65B/73B/74B
FIGURE 16-7:
FIGURE 16-8:
TABLE 16-4:
DS30605C-page 126
Param No.
* 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 and
Watchdog
Note:
are not tested.
31*
33*
Time-out
I/O Pins
Time-out
30
32
34
35
Internal
Internal
RESET
MCLR
PWRT
Reset
Timer
POR
OSC
V
V
DD
DD
Refer to Figure 16-4 for load conditions.
T
TmcL MCLR Pulse Width (low)
T
T
T
Sym
T
PWRT
WDT
OST
BOR
IOZ
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER,
AND BROWN-OUT RESET REQUIREMENTS
Characteristic
Watchdog Timer Time-out
Period (No Prescaler)
Oscillation Start-up Timer
Period
Power-up Timer Period
I/O Hi-impedance from MCLR
Low or WDT Reset
Brown-out Reset Pulse Width
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER TIMING
BROWN-OUT RESET TIMING
33
32
BV
DD
Min
100
—
28
—
2
7
1024 T
Typ†
34
18
72
—
—
—
30
OSC
35
Max
132
2.1
33
—
—
—
Units
ms
ms
—
s
s
s
31
V
V
T
V
V
2000 Microchip Technology Inc.
OSC
DD
DD
DD
DD
= 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)