PIC16C712T-04/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16C712T-04/SO

8-Bit CMOS Microcontrollers with A/D Converter and Capture/Compare/PWM

Microchip Technology 

PIC16C712/716

FIGURE 12-4: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND POWER-UP

TIMER TIMING

VDD

MCLR

Internal

POR

PWRT

Time-out

OSC

Time-out

Internal

RESET

Watchdog

Timer

RESET

33

32

I/O Pins

Note: Refer to Figure 12-1 for load conditions.

30

34

31

34

FIGURE 12-5: BROWN-OUT RESET TIMING

VDD

BVDD

35

TABLE 12-4 RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER,

AND BROWN-OUT RESET REQUIREMENTS

Parameter Sym Characteristic

No.

Min

Typ†

Max Units

Conditions

30

TmcL MCLR Pulse Width (low)

2

—

—

µs VDD = 5V, -40°C to +125°C

31*

TWDT Watchdog Timer Time-out Period 7

(No Prescaler)

18

33 ms VDD = 5V, -40°C to +125°C

32

TOST Oscillation Start-up Timer Period — 1024 TOSC —

— TOSC = OSC1 period

33*

TPWRT Power-up Timer Period

28

72

132 ms VDD = 5V, -40°C to +125°C

34

TIOZ I/O Hi-impedance from MCLR

—

—

2.1 µs

Low or WDT reset

35

TBOR Brown-out Reset Pulse Width

100

—

—

µs VDD ≤ BVDD (D005)

* These parameters are characterized but not tested.

† Data in "Typ" column is at 5V, 25°C unless otherwise stated. These parameters are for design guidance only and are not

tested.

© 1999 Microchip Technology Inc.

Preliminary

DS41106A-page 85

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