PIC16F767T-I/ML View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16F767T-I/ML

28/40/44-Pin, 8-Bit CMOS Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC16F7X7

FIGURE 18-7:

RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER AND

POWER-UP TIMER TIMING

VDD

MCLR

Internal

POR

PWRT

Time-out

Oscillator

Time-out

Internal

Reset

Watchdog

Timer

Reset

I/O pins

33

32

30

31

34

34

Note: Refer to Figure 18-4 for load conditions.

FIGURE 18-8:

BROWN-OUT RESET TIMING

VDD

VBOR

35

TABLE 18-6: RESET, WATCHDOG TIMER, OSCILLATOR START-UP TIMER, POWER-UP TIMER

AND BROWN-OUT RESET REQUIREMENTS

Param

No.

Sym

Characteristic

Min

Typ†

Max Units

Conditions

30

TMCL MCLR Pulse Width (low)

2

—

—

µs VDD = 5V, -40°C to +85°C

31*

TWDT

Watchdog Timer Time-out Period

(no prescaler)

13.6

16

18.4 ms VDD = 5V, -40°C to +85°C

32

TOST

Oscillation Start-up Timer Period

— 1024 TOSC —

— TOSC = OSC1 period

33*

TPWRT Power-up Timer Period

61.2

72

82.8 ms VDD = 5V, -40°C to +85°C

34

TIOZ

I/O High-Impedance from MCLR Low or —

—

2.1

µs

Watchdog Timer Reset

35

TBOR Brown-out Reset Pulse Width

100

—

—

µs VDD ≤ VBOR (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.

 2004 Microchip Technology Inc.

DS30498C-page 225

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