CF745 datasheet(156/217 Pages) MICROCHIP

156 / 217 page

PIC16C5X

PIC16CR58A

DS30453B-page 156

Preliminary

FIGURE 17-4: RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER TIMING - PIC16CR58A

TABLE 17-4:

RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER - PIC16CR58A

AC Characteristics Standard Operating Conditions (unless otherwise speciﬁed)

Operating Temperature

°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 17.1, Section 17.2 and Section 17.3.

Parameter

No.

Sym

Characteristic

Min

Typ(1)

Max

Units

Conditions

TmcL

MCLR Pulse Width (low)

1.0*

—

µsVDD = 5.0V

Twdt

Watchdog Timer Time-out Period

(No Prescaler)

9.0*

18*

30*

VDD = 5.0V (Commercial)

TDRT

Device Reset Timer Period

9.0*

18*

30*

VDD = 5.0V (Commercial)

TioZ

I/O Hi-impedance from MCLR Low

—

1.0*

µs

* 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.

VDD

MCLR

Internal

POR

DRT

Time-out

Internal

RESET

Watchdog

Timer

RESET

I/O pin

(Note 1)

Note 1: I/O pins must be taken out of hi-impedance mode by enabling the output drivers in software.

CF745 Datasheet(PDF) 156 Page - Microchip Technology

CF745 Datasheet(HTML) 156 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Descarga

Enlace URL