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PIC12C508A-04/P 参数 Datasheet PDF下载

PIC12C508A-04/P图片预览
型号: PIC12C508A-04/P
PDF下载: 下载PDF文件 查看货源
内容描述: 8引脚, 8位CMOS微控制器 [8-Pin, 8-Bit CMOS Microcontrollers]
分类和应用: 微控制器和处理器外围集成电路光电二极管PC可编程只读存储器时钟
文件页数/大小: 113 页 / 1604 K
品牌: MICROCHIP [ MICROCHIP ]
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PIC12C5XX  
FIGURE 8-8: SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT  
Power-Up  
Detect  
Pin Change  
SLEEP  
POR (Power-On Reset)  
VDD  
Wake-up on  
pin change  
GP3/MCLR/VPP  
WDT Time-out  
MCLRE  
RESET  
S
R
Q
Q
8-bit Asynch  
On-Chip  
DRT OSC  
Ripple Counter  
(Start-Up Timer)  
CHIP RESET  
FIGURE 8-9: TIME-OUT SEQUENCE ON POWER-UP (MCLR PULLED LOW)  
VDD  
MCLR  
INTERNAL POR  
TDRT  
DRT TIME-OUT  
INTERNAL RESET  
FIGURE 8-10: TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD): FAST VDD RISE TIME  
VDD  
MCLR  
INTERNAL POR  
TDRT  
DRT TIME-OUT  
INTERNAL RESET  
1999 Microchip Technology Inc.  
DS40139E-page 41  
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