PIC16CR54AT-RC/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16CR54AT-RC/SO

EPROM/ROM-Based 8-bit CMOS Microcontroller Series

Microchip Technology 

PIC16C5X

FIGURE 15-4:

RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER TIMING - PIC16C54A

VDD

MCLR

Internal

POR

32

DRT

Time-out

30

32

32

Internal

RESET

Watchdog

Timer

RESET

34

I/O pin

(Note 1)

Note 1: Please refer to Figure 15-1 for load conditions.

31

34

TABLE 15-3: RESET, WATCHDOG TIMER, AND DEVICE RESET TIMER - PIC16C54A

Standard Operating Conditions (unless otherwise specified)

Operating Temperature

0C  TA  +70C for commercial

AC Characteristics

–40C  TA  +85C for industrial

–20C  TA  +85C for industrial - PIC16LV54A-02I

–40C  TA  +125C for extended

Param

No. Symbol

Characteristic

Min Typ† Max Units

Conditions

30

TmcL MCLR Pulse Width (low)

100* — — ns VDD = 5.0V

1

—

—

s VDD = 5.0V (PIC16LV54A only)

31

Twdt Watchdog Timer Time-out

9.0* 18* 30* ms VDD = 5.0V (Comm)

Period (No Prescaler)

32

TDRT Device Reset Timer Period

9.0* 18* 30* ms VDD = 5.0V (Comm)

34

TioZ I/O Hi-impedance from MCLR — — 100* ns

Low

— — 1s — (PIC16LV54A only)

* These parameters are characterized but not tested.

† 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.

DS30453E-page 114

Preliminary

 1997-2013 Microchip Technology Inc.

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