PIC16LC72 Microchip Technology, PIC16LC72 Datasheet - Page 86
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PIC16LC72
Manufacturer Part Number
PIC16LC72
Description
8-Bit CMOS Microcontrollers
Manufacturer
Microchip Technology
Datasheet
1.PIC16LC72.pdf
(124 pages)
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PIC16C72 Series
FIGURE 13-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
FIGURE 13-5: BROWN-OUT RESET TIMING
TABLE 13-5
DS39016A-page 86
Parameter
*
†
V
Watchdog
I/O Pins
DD
Time-out
No.
Time-out
31*
33*
Internal
30
32
34
35
Internal
RESET
RESET
MCLR
PWRT
Timer
POR
OSC
Note: Refer to Figure 13-1 for load conditions.
V
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.
DD
TmcL
Twdt
Tost
Tpwrt
T
T
IOZ
BOR
Sym
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)
Oscillation Start-up Timer Period
Power-up Timer Period
I/O Hi-impedance from MCLR Low
or Watchdog Timer Reset
Brown-out Reset pulse width
33
Characteristic
32
Preliminary
BV
DD
Min
100
28
—
—
2
7
34
1024T
Typ†
30
18
72
—
—
—
OSC
35
Max
132
2.1
33
—
—
—
Units
31
ms
ms
—
s
s
s
1998 Microchip Technology Inc.
V
V
T
V
V
DD
DD
OSC
DD
DD
= 5V, -40˚C to +125˚C
= 5V, -40˚C to +125˚C
= 5V, -40˚C to +125˚C
= OSC1 period
B
VDD
34
Conditions
(D005)