參數(shù)資料
型號: P12C508
廠商: Microchip Technology Inc.
英文描述: 8-Pin, 8-Bit CMOS Microcontroller
中文描述: 8引腳,8位CMOS微控制器
文件頁數(shù): 56/84頁
文件大?。?/td> 526K
代理商: P12C508
PIC12C5XX
DS40139A-page 56
Advance Information
1996 Microchip Technology Inc.
10.3
Timing Parameter Symbology and Load Conditions
The timing parameter symbols have been created following one of the following formats:
1. TppS2ppS
2. TppS
T
F
Lowercase subscripts (pp) and their meanings:
pp
2
to
ck
CLKOUT
cy
cycle time
drt
device reset timer
io
I/O port
Uppercase letters and their meanings:
S
F
Fall
H
High
I
Invalid (Hi-impedance)
L
Low
Frequency
T
Time
mc
osc
os
t0
wdt
MCLR
oscillator
OSC1
T0CKI
watchdog timer
P
R
V
Z
Period
Rise
Valid
Hi-impedance
FIGURE 10-1: LOAD CONDITIONS - PIC12C5XX
C
L
V
SS
Pin
C
L
= 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
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