PIC10F222IP datasheet(60/78 Pages) MICROCHIP

60 / 78 page

PIC10F220/222

DS41270B-page 58

Preliminary

FIGURE 10-3:

RESET, WATCHDOG TIMER AND DEVICE RESET TIMER TIMING

TABLE 10-4:

RESET, WATCHDOG TIMER AND DEVICE RESET TIMER

FIGURE 10-4:

TIMER0 CLOCK TIMINGS

AC CHARACTERISTICS

Standard Operating Conditions (unless otherwise specified)

Operating Temperature -40

°C ≤ TA ≤ +85°C (industrial)

-40

°C ≤ TA ≤ +125°C (extended)

Param

No.

Sym

Characteristic

Min

Typ(1)

Max

Units

Conditions

TMCLMCLR Pulse Width (low)

2000*

—

VDD = 5.0V

TWDT

Watchdog Timer Time-out Period

(no prescaler)

18*

30*

40*

VDD = 5.0V (Industrial)

VDD = 5.0V (Extended)

TDRT

Device Reset Timer Period

0.5*

1.125*

2.5*

VDD = 5.0V (Industrial)

VDD = 5.0V (Extended)

TIOZ

I/O High-impedance from MCLR

low

—

2000*

These parameters are characterized but not tested.

Note 1:

Data in the Typical (“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

DRT

Timeout(2)

Internal

Reset

Watchdog

Timer

Reset

I/O pin(1)

Note

I/O pins must be taken out of High-impedance mode by enabling the output drivers in software.

Runs on POR Reset only.

T0CKI

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