Datasheet

 1997-2013 Microchip Technology Inc. DS30234E-page 187
PIC16C6X
Applicable Devices 61 62 62A R62 63 R63 64 64A R64 65 65A R65 66 67
FIGURE 17-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER TIMING
TABLE 17-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP
TIMER REQUIREMENTS
Parameter
No.
Sym Characteristic Min Typ† Max Units Conditions
30* TmcL MCLR
Pulse Width (low) 100 — — ns
VDD = 5V, -40°C to +85°C
31* Twdt Watchdog Timer Time-out Period
(No Prescaler)
71833ms
VDD = 5V, -40°C to +85°C
32 Tost Oscillation Start-up Timer Period — 1024T
OSC ——
TOSC = OSC1 period
33* Tpwrt Power-up Timer Period 28 72 132 ms
VDD = 5V, -40°C to +85°C
34* T
IOZ I/O Hi-impedance from MCLR Low — — 100 ns
* 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.
VDD
MCLR
Internal
POR
PWRT
Time-out
OSC
Time-out
Internal
RESET
Watchdog
Timer
RESET
33
32
30
31
34
I/O Pins
34
Note: Refer to Figure 17-1 for load conditions.