Microchip Technology IC PIC MCU PIC18F65J15-I/PT TQFP-64 MCP PIC18F65J15-I/PT Data Sheet
Product codes
PIC18F65J15-I/PT
PIC18F87J10 FAMILY
DS39663F-page 370
© 2009 Microchip Technology Inc.
FIGURE 27-10:
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND
POWER-UP TIMER TIMING
POWER-UP TIMER TIMING
TABLE 27-12: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER
AND BROWN-OUT RESET REQUIREMENTS
Param.
No.
Symbol
Characteristic
Min
Typ
Max
Units
Conditions
30
T
MC
L
MCLR Pulse Width (low)
2
—
—
μs
31
T
WDT
Watchdog Timer Time-out Period
(no postscaler)
(no postscaler)
3.5
4.1
4.9
ms
32
T
OST
Oscillation Start-up Timer Period
1024 T
OSC
—
1024 T
OSC
—
T
OSC
= OSC1 period
33
T
PWRT
Power-up Timer Period
57.4
66
77.7
ms
34
T
IOZ
I/O High-Impedance from MCLR
Low or Watchdog Timer Reset
Low or Watchdog Timer Reset
—
2
—
μs
38
T
CSD
CPU Start-up Time
—
200
—
μs
V
DD
MCLR
Internal
POR
PWRT
Time-out
Oscillator
Time-out
Internal
Reset
Watchdog
Timer
Reset
33
32
30
31
34
I/O pins
34
Note:
Refer to Figure 27-3 for load conditions.