PIC16C64-04/PQ Microchip Technology, PIC16C64-04/PQ Datasheet - Page 223

• Manufacturer Part Number: PIC16C64-04/PQ
• Description: 8-Bit CMOS Microcontrollers
• Manufacturer: Microchip Technology

FIGURE 20-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TABLE 20-4:
Parameter
1997 Microchip Technology Inc.
*
†
Watchdog
I/O Pins
Time-out
Time-out
No.
30*
31*
33*
Internal
32
34
Internal
RESET
RESET
MCLR
PWRT
Timer
POR
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 are not
tested.
OSC
Note: Refer to Figure 20-1 for load conditions.
V
DD
TmcL
Tpwrt
Sym
Twdt
Tost
T
IOZ
TIMER TIMING
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER REQUIREMENTS
Characteristic
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(No Prescaler)
Oscillation Start-up Timer Period
Power-up Timer Period or WDT
reset
I/O Hi-impedance from MCLR Low
33
Applicable Devices 61 62 62A R62 63 R63 64 64A R64 65 65A R65 66 67
32
Min
100
—
28
—
7
34
1024T
Typ†
30
18
72
—
—
OSC
Max
132
100
—
33
—
Units
31
ms
ms
ns
—
ns
V
V
T
V
PIC16C6X
OSC
DD
DD
DD
= 5V, -40˚C to +85˚C
= 5V, -40˚C to +85˚C
= 5V, -40˚C to +85˚C
= OSC1 period
DS30234D-page 223
Conditions
34