PIC12F508-I/SL View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC12F508-I/SL

8/14-Pin, 8-Bit Flash Microcontrollers

Microchip Technology 

PIC12F508/509/16F505

10.3 Timing Parameter Symbology and Load Conditions – PIC12F508/509/16F505

The timing parameter symbols have been created following one of the following formats:

1. TppS2ppS

2. TppS

T

F Frequency

Lowercase subscripts (pp) and their meanings:

pp

2

to

ck

CLKOUT

T Time

mc

MCLR

osc

Oscillator

cy

Cycle time

drt

Device Reset Timer

os

OSC1

t0

T0CKI

io

I/O port

wdt

Watchdog Timer

Uppercase letters and their meanings:

S

F

Fall

H

High

P

Period

R

Rise

I

Invalid (high-impedance)

L

Low

V

Valid

Z

High-impedance

FIGURE 10-3:

LOAD CONDITIONS – PIC12F508/509/16F505

Legend:

pin

CL

CL = 50 pF for all pins except OSC2

15 pF for OSC2 in XT, HS or LP

VSS

modes when external clock

is used to drive OSC1

FIGURE 10-4:

OSC1

EXTERNAL CLOCK TIMING – PIC12F508/509/16F505

Q4

Q1

Q2

Q3

Q4

Q1

1

3

3

4

4

2

© 2009 Microchip Technology Inc.

DS41236E-page 75

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