PIC16F84A_13 Datasheet, PDF (53/90 Pages) Microchip Technology – 18-pin Enhanced FLASH/EEPROM 8-Bit Microcontroller

PIC16F84A
9.3 AC (Timing) Characteristics
9.3.1 TIMING PARAMETER SYMBOLOGY
The timing parameter symbols have been created fol-
lowing one of the following formats:
1. TppS2ppS
2. TppS
T
F
Frequency
Lowercase letters (pp) and their meanings:
pp
2
to
ck
CLKOUT
cy
cycle time
io
I/O port
inp
INT pin
mp
MCLR
Uppercase letters and their meanings:
S
F
Fall
H
High
I
Invalid (high impedance)
L
Low
T
Time
os, osc
ost
pwrt
rbt
t0
wdt
OSC1
oscillator start-up timer
power-up timer
RBx pins
T0CKI
watchdog timer
P
Period
R
Rise
V
Valid
Z
High Impedance
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DS35007C-page 53