PIC16F747-ISP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16F747-ISP

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

Microchip Technology 

PIC16F7X7

FIGURE 5-6:

BLOCK DIAGRAM OF OSC2/CLKO/RA6 PIN

CLKO (FOSC/4)

(FOSC = 1x1)

1

From OSC1

Oscillator

Circuit

0

VDD

Data

Bus

WR

PORTA

WR

TRISA

D

Q

CK Q

Data Latch

D

Q

CK Q

TRIS Latch

RD TRISA

VDD

P

N

(FOSC = 1x1)

EMUL

VSS

EMUL + FOSC = 00x,010

(FOSC = 1x0,011)

Q

D

EMUL

OSC2/CLKO

TTL

Buffer

RD PORTA

EN

1

0

RA6 pin

(FOSC = 1x0,011)

VDD

P

N

(FOSC = 1x1)

EMUL + FOSC = 00x, 010

VSS

Note 1: CLKO signal is 1/4 of the FOSC frequency.

 2004 Microchip Technology Inc.

DS30498C-page 53

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