PIC12C508A Microchip Technology, PIC12C508A Datasheet - Page 89

• Manufacturer Part Number: PIC12C508A
• Description: 8-Pin/ 8-Bit CMOS Microcontrollers
• Manufacturer: Microchip Technology

FIGURE 13-4: RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER TIMING -
TABLE 13-5:
Note 1: Data in the Typical (“Typ”) column is at 5V, 25 C unless otherwise stated. These parameters are for design
Note 2: See Table 13-6.
Parameter
AC Characteristics Standard Operating Conditions (unless otherwise specified)
1999 Microchip Technology Inc.
* These parameters are characterized but not tested.
Watchdog
No.
30
31
32
34
Timeout
(Note 2)
Internal
Internal
RESET
RESET
I/O pin
(Note 1)
MCLR
Timer
Note 1: I/O pins must be taken out of hi-impedance mode by enabling the output drivers in software.
POR
DRT
V
guidance only and are not tested.
DD
2: Runs in MCLR or WDT reset only in XT and LP modes.
TmcL
T
Sym
Twdt
Tio
DRT
PIC12C508A, PIC12C509A, PIC12CE518, PIC12CE519, PIC12LC508A,
PIC12LC509A, PIC12LCR509A, PIC12LCE518 and PIC12LCE519
RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER - PIC12C508A,
PIC12C509A, PIC12CE518, PIC12CE519, PIC12LC508A, PIC12LC509A,
PIC12LCR509A, PIC12LCE518 and PIC12LCE519
Z
Operating Temperature
Operating Voltage V
Characteristic
MCLR Pulse Width (low)
Watchdog Timer Time-out Period
(No Prescaler)
Device Reset Timer Period
I/O Hi-impedance from MCLR Low
32
DD
range is described in Section 13.1
(2)
–40 C
–40 C
34
0 C
30
T
T
T
2000*
A
A
A
Min
—
9*
9*
+70 C (commercial)
+85 C (industrial)
+125 C (extended)
Typ
18*
18*
—
—
32
(1)
2000*
Max
30*
30*
—
31
Units
ms
ms
ns
ns
34
PIC12C5XX
V
V
V
DD
DD
DD
= 5 V
= 5 V (Commercial)
= 5 V (Commercial)
32
Conditions
DS40139E-page 89