PIC18LF4331T-I/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18LF4331T-I/SO

28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D

Microchip Technology 

PIC18F2331/2431/4331/4431

FIGURE 3-8:

PIC18F2331/2431/4331/4431 CLOCK DIAGRAM

OSC2

OSC1

T1OSO

T1OSI

Primary Oscillator

Sleep

Secondary Oscillator

T1OSCEN

Enable

Oscillator

OSCCON<6:4>

Internal

Oscillator

Block

INTRC

Source

8 MHz

(INTOSC)

CONFIG1H <3:0>

4 x PLL HSPLL

Clock

Control

LP, XT, HS, RC, EC

T1OSC

Clock Source Option

for other Modules

OSCCON<6:4>

Internal Oscillator

8 MHz

111

4 MHz

110

2 MHz

101

1 MHz

100

500 kHz

011

250 kHz

010

125 kHz

001

31 kHz

000

OSCCON<1:0>

Peripherals

CPU

IDLEN

WDT, FSCM

 2010 Microchip Technology Inc.

DS39616D-page 35

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