参数资料
型号: PIC12C508A/JW
厂商: Microchip Technology
文件页数: 80/113页
文件大小: 0K
描述: IC MCU EPROM 512X12 8CDIP
标准包装: 56
系列: PIC® 12C
核心处理器: PIC
芯体尺寸: 8-位
速度: 4MHz
外围设备: POR,WDT
输入/输出数: 5
程序存储器容量: 768B(512 x 12)
程序存储器类型: EPROM,UV
RAM 容量: 25 x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 5.5 V
振荡器型: 内部
工作温度: 0°C ~ 70°C
封装/外壳: 8-CDIP(0.300",7.62mm)窗口
包装: 管件
配用: ISPICR1-ND - ADAPTER IN-CIRCUIT PROGRAMMING
DVMCPA-ND - KIT DVR BOARD EVAL SYSTEM MXDEV1
DVA12XP080-ND - ADAPTER DEVICE FOR MPLAB-ICE
AC124001-ND - MODULE SKT PROMATEII 8DIP/SOIC
1999 Microchip Technology Inc.
DS40139E-page 69
PIC12C5XX
11.3
Timing Parameter Symbology and Load Conditions - PIC12C508/C509
The timing parameter symbols have been created following one of the following formats:
1. TppS2ppS
2. TppS
T
F
Frequency
T
Time
Lowercase subscripts (pp) and their meanings:
pp
2to
mc
MCLR
ck
CLKOUT
osc
oscillator
cy
cycle time
os
OSC1
drt
device reset timer
t0
T0CKI
io
I/O port
wdt
watchdog timer
Uppercase letters and their meanings:
S
F
Fall
P
Period
HHigh
R
Rise
I
Invalid (Hi-impedance)
V
Valid
L
Low
Z
Hi-impedance
FIGURE 11-1: LOAD CONDITIONS - PIC12C508/C509
CL
VSS
Pin
CL = 50 pF for all pins except OSC2
15 pF for OSC2 in XT or LP
modes when external clock
is used to drive OSC1
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