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PIC16F87-I/P 参数 Datasheet PDF下载

PIC16F87-I/P图片预览
型号: PIC16F87-I/P
PDF下载: 下载PDF文件 查看货源
内容描述: 18 /20/ 28引脚增强型闪存微控制器采用纳瓦技术 [18/20/28-Pin Enhanced FLASH Microcontrollers with nanoWatt Technology]
分类和应用: 闪存微控制器
文件页数/大小: 214 页 / 3543 K
品牌: MICROCHIP [ MICROCHIP ]
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PIC16F87/88  
FIGURE 15-3:  
TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD THROUGH  
PULL-UP RESISTOR)  
VDD  
MCLR  
INTERNAL POR  
TPWRT  
TOST  
PWRT TIME-OUT  
OST TIME-OUT  
INTERNAL RESET  
FIGURE 15-4:  
TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD THROUGH  
RC NETWORK): CASE 1  
VDD  
MCLR  
INTERNAL POR  
TPWRT  
PWRT TIME-OUT  
OST TIME-OUT  
TOST  
INTERNAL RESET  
FIGURE 15-5:  
TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD THROUGH  
RC NETWORK): CASE 2  
VDD  
MCLR  
INTERNAL POR  
TPWRT  
PWRT TIME-OUT  
OST TIME-OUT  
TOST  
INTERNAL RESET  
2003 Microchip Technology Inc.  
Preliminary  
DS30487B-page 137