PIC16F505-ESLASHMS datasheet(79/100 Pages) MICROCHIP

79 / 100 page

Preliminary

DS41236C-page 77

PIC12F508/509/16F505

TABLE 10-6:

RESET, WATCHDOG TIMER AND DEVICE RESET TIMER – PIC12F508/509/16F505

AC CHARACTERISTICS

Standard Operating Conditions (unless otherwise specified)

Operating Temperature -40

°C ≤ TA ≤ +85°C (industrial)

-40

°C ≤ TA ≤ +125°C (extended)

Operating Voltage VDD range is described in

Section 10.1 "DC Characteristics"

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(2)

18*

30*

40*

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.

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