PIC12F639 Microchip Technology, PIC12F639 Datasheet - Page 163
![no-image](/images/manufacturer_photos/0/4/439/microchip_technology_sml.jpg)
PIC12F639
Manufacturer Part Number
PIC12F639
Description
(PIC12F635 / PIC12F636 / PIC12F639) 8/14-PIN FLASH-BASED / 8-BIT CMOS MICROCONTROLLERS WITH NANOWATT TECHNOLOGY
Manufacturer
Microchip Technology
Datasheet
1.PIC12F639.pdf
(196 pages)
- Current page: 163 of 196
- Download datasheet (4Mb)
15.9
The timing parameter symbols have been created with
one of the following formats:
FIGURE 15-3:
© 2005 Microchip Technology Inc.
1. TppS2ppS
2. TppS
T
pp
S
F
Lowercase letters (pp) and their meanings:
cc
ck
cs
di
do
dt
io
mc
Uppercase letters and their meanings:
F
H
I
L
Legend:
Timing Parameter Symbology
Frequency
CCP1
CLKOUT
CS
SDI
SDO
Data in
I/O port
MCLR
Fall
High
Invalid (High-impedance)
Low
R
C
L
L
LOAD CONDITIONS
pin
Load Condition 1
= 464
= 50 pF for all pins
15 pF for OSC2 output
V
V
DD
SS
/2
R
C
L
L
PIC12F635/PIC16F636/639
Preliminary
T
osc
rd
rw
sc
ss
t0
t1
wr
P
R
V
Z
pin
Time
OSC1
RD
RD or WR
SCLK
SS
T0CKI
T1CKI
WR
Period
Rise
Valid
High-impedance
Load Condition 2
V
SS
C
L
DS41232B-page 161
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