PIC16C745/SP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16C745/SP

8-Bit CMOS Microcontrollers with USB

Microchip Technology 

PIC16C745/765

16.3.3 TIMING DIAGRAMS AND SPECIFICATIONS

FIGURE 16-3: EXTERNAL CLOCK TIMING

Q4

Q1

Q2

Q3

OSC1

CLKOUT

1

3

3

2

Q4

Q1

4

4

FIGURE 16-4: CLOCK MULTIPLIER (PLL) PHASE RELATIONSHIP

OSC1/

CLKIN

FINT

Note 1: FINT represents the internal clock signal. FINT equals FOSC or CLKIN if the PLL is disabled. FINT

equals 4x FOSC or 4x CLKIN if the PLL is enabled. TCY is always 4/FINT. FINT is OSC1 pin in EC

mode, PLL disabled.

2: FINT = OSC1 in EC mode with PLL disabled.

DS41124A-page 130

Advanced Information

© 1999 Microchip Technology Inc.

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