PIC17C42 Microchip Technology, PIC17C42 Datasheet - Page 153

• Manufacturer Part Number: PIC17C42
• Description: High-Performance 8-Bit CMOS EPROM/ROM Microcontroller
• Manufacturer: Microchip Technology

17.3
The timing parameter symbols have been created using one of the following formats:
1. TppS2ppS
2. TppS
T
pp
S
1996 Microchip Technology Inc.
F
Lowercase symbols (pp) and their meanings:
ad
al
cc
ck
dt
in
io
mc
oe
os
Uppercase symbols and their meanings:
D
E
F
H
I
Timing Parameter Symbology
Frequency
Address/Data
ALE
Capture1 and Capture2
CLKOUT or clock
Data in
INT pin
I/O port
MCLR
OE
OSC1
Driven
Edge
Fall
High
Invalid (Hi-impedance)
wdt
T
ost
pwrt
rb
rd
rw
t0
t123
wr
L
P
R
V
Z
Applicable Devices 42 R42 42A 43 R43 44
Time
Oscillator Start-up Timer
Power-up Timer
RD
RD or WR
T0CKI
TCLK12 and TCLK3
Watchdog Timer
WR
Low
Period
Rise
Valid
Hi-impedance
PORTB
PIC17C4X
DS30412C-page 153