PIC16C54-20I/SS Microchip Technology, PIC16C54-20I/SS Datasheet - Page 161
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PIC16C54-20I/SS
Manufacturer Part Number
PIC16C54-20I/SS
Description
ROM-Based 8-Bit CMOS Microcontroller Series
Manufacturer
Microchip Technology
Datasheet
1.PIC16C54-20ISS.pdf
(194 pages)
- Current page: 161 of 194
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19.3
The timing parameter symbols have been created with one of the following formats:
FIGURE 19-2:
1. TppS2ppS
2. TppS
T
Lowercase letters (pp) and their meanings:
pp
Uppercase letters and their meanings:
S
F
2
ck CLKOUT
cy cycle time
drt device reset timer
io
F
H
I
L
2002 Microchip Technology Inc.
to
I/O port
Fall
High
Frequency
Invalid (Hi-impedance)
Low
Timing Parameter Symbology and Load Conditions
LOAD CONDITIONS FOR DEVICE TIMING SPECIFICATIONS -
PIC16C54C/C55A/C56A/C57C/C58B-40
Pin
V
SS
C
L
Preliminary
C
L
= 50 pF for all pins except OSC2
T
osc oscillator
os OSC1
t0
P
R
V
mc MCLR
wdt watchdog timer
Z
0 pF for OSC2 in HS mode for
Time
Period
Hi-impedance
T0CKI
Rise
Valid
operation between
20 MHz to 40 MHz
PIC16C5X
DS30453D-page 159
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