PIC16CR58A-04I/SO View Datasheet(PDF) - Microchip Technology
Part Name
Description
MFG CO.
'PIC16CR58A-04I/SO' PDF : 217 Pages View PDF
PIC16C5X
PIC16C54/55/56/57
FIGURE 11-4: RESET, WATCHDOG TIMER, AND
DEVICE RESET TIMER TIMING - PIC16C54/55/56/57
VDD
MCLR
Internal
POR
32
DRT
Time-out
30
32
32
Internal
RESET
Watchdog
Timer
RESET
I/O pin
(Note 1)
31
34
34
Note 1: I/O pins must be taken out of hi-impedance mode by enabling the output drivers in software.
TABLE 11-5: RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER - PIC16C54/55/56/57
AC Characteristics Standard Operating Conditions (unless otherwise specified)
Operating Temperature
0°C ≤ TA ≤ +70°C (commercial)
–40°C ≤ TA ≤ +85°C (industrial)
–40°C ≤ TA ≤ +125°C (extended)
Operating Voltage VDD range is described in Section 11.1, Section 11.2 and Section 11.3
Parameter
No.
Sym Characteristic
Min Typ(1) Max Units
Conditions
30
TmcL MCLR Pulse Width (low)
100* — — ns VDD = 5.0V
31
Twdt Watchdog Timer Time-out Period 9* 18* 30* ms VDD = 5.0V (Commercial)
(No Prescaler)
32
TDRT Device Reset Timer Period
9* 18* 30* ms VDD = 5.0V (Commercial)
34
TioZ I/O Hi-impedance from MCLR Low — — 100* ns
* These parameters are characterized but not tested.
Note 1: Data in the Typical (“Typ”) column is at 5.0V, 25°C unless otherwise stated. These parameters are for design
guidance only and are not tested.
DS30453B-page 78
Preliminary
© 1998 Microchip Technology Inc.
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