PIC12F508/509/16F505
TABLE 10-6: RESET, WATCHDOG TIMER AND DEVICE RESET TIMER – PIC12F508/509/16F505
Standard Operating Conditions (unless otherwise specified)
Operating Temperature -40°C ≤ TA ≤ +85°C (industrial)
AC CHARACTERISTICS
-40°C ≤ TA ≤ +125°C (extended)
Operating Voltage VDD range is described in
Section 10.1 "DC Characteristics"
Param
Sym
No.
Characteristic
Min Typ(1) Max Units
Conditions
VDD = 5.0V
30
31
TMCL MCLR Pulse Width (low)
2000*
—
—
ns
TWDT Watchdog Timer Time-out Period
(no prescaler)
9*
9*
18*
18*
30*
40*
ms
ms
VDD = 5.0V (Industrial)
VDD = 5.0V (Extended)
32
34
TDRT
Device Reset Timer Period(2)
9*
9*
18*
18*
30*
40*
ms
ms
VDD = 5.0V (Industrial)
VDD = 5.0V (Extended)
TIOZ
I/O High-impedance from MCLR
low
—
—
2000*
ns
*
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.
© 2007 Microchip Technology Inc.
Preliminary
DS41236C-page 77
MICROCHIP [ MICROCHIP ]
