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12F508 Folha de dados(PDF) 77 Page - Microchip Technology

Nome de Peças 12F508
Descrição Electrónicos  8/14-Pin, 8-Bit Flash Microcontrollers
PDF  98 Pages
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Fabricante Electrônico  MICROCHIP [Microchip Technology]
Página de início  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

12F508 Folha de dados(HTML) 77 Page - Microchip Technology

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 2004 Microchip Technology Inc.
Preliminary
DS41236A-page 75
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:
FIGURE 10-3:
LOAD CONDITIONS – PIC12F508/509/16F505
FIGURE 10-4:
EXTERNAL CLOCK TIMING – PIC12F508/509/16F505
1. TppS2ppS
2. TppS
T
F
Frequency
T Time
Lowercase subscripts (pp) and their meanings:
pp
2to
mc
MCLR
ck
CLKOUT
osc
Oscillator
cy
Cycle time
os
OSC1
drt
Device Reset Timer
t0
T0CKI
io
I/O port
wdt
Watchdog Timer
Uppercase letters and their meanings:
S
FFall
P
Period
HHigh
R
Rise
I
Invalid (high-impedance)
V
Valid
L
Low
Z
High-impedance
CL
VSS
pin
Legend:
CL = 50 pF for all pins except OSC2
15 pF for OSC2 in XT, HS or LP
modes when external clock
is used to drive OSC1
OSC1
Q4
Q1
Q2
Q3
Q4
Q1
13
3
44
2



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