PIC14000-04 Microchip Technology, PIC14000-04 Datasheet - Page 114

• Manufacturer Part Number: PIC14000-04
• Description: 28-Pin Programmable Mixed Signal Controller
• Manufacturer: Microchip Technology

PIC14000
FIGURE 13-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER (HS MODE) AND
TABLE 13-3:
DS40122B-page 114
Parameter
*
†
Watchdog
No.
30
31
32
33
34
Timeout
Timeout
Internal
Internal
RESET
RESET
PWRT
MCLR
I/O Pin
Timer
Note: Refer to Figure 13-2 for load conditions
POR
OSC
V
DD
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.
ss(
tc(
T
TmcL
T
T
Sym
PWRT
T
WDT
WDT
OST
WDT
IOZ
POWER-UP TIMER TIMING
RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER REQUIREMENTS
)
)
Characteristic
MCLR Pulse Width (low)
Watchdog Timer Timeout Period
(No Prescaler)
Supply Sensitivity
Temperature Coefficient
Oscillation Start-up Timer Period
Power up Timer Period
I/O High Impedance from MCLR
Low
33
32
Preliminary
Min
100
28*
7*
—
—
1024 T
8 T
34
Typ†
-12.6
0.5
30
18
72
—
OSC
OSC
132*
Max
100
33*
—
—
—
Units
%/ C
%/V
ms
ms
ms
ms
ns
ns
31
1996 Microchip Technology Inc.
V
V
TA = 25 C
V
T
IN osc mode
V
OSC
DD
DD
DD
DD
= 5V, -40 C to +85 C
= 5V, -40 C to +85 C
= 5V
= 5V, -40 C to +85 C
= OSC1 period
Conditions