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74HC4017 参数 Datasheet PDF下载

74HC4017图片预览
型号: 74HC4017
PDF下载: 下载PDF文件 查看货源
内容描述: 10解码输出约翰逊十进制计数器 [Johnson decade counter with 10 decoded outputs]
分类和应用: 计数器
文件页数/大小: 12 页 / 90 K
品牌: NXP [ NXP ]
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Philips Semiconductors  
Product specification  
Johnson decade counter with 10 decoded outputs  
74HC/HCT4017  
Fig.4 Functional diagram.  
FUNCTION TABLE  
MR  
CP0  
CP1  
OPERATION  
H
X
X
Q0 = Q5-9 = H; Q1 to Q9 = L  
L
L
L
L
L
L
H
L
X
H
counter advances  
counter advances  
no change  
no change  
no change  
L
X
H
L
no change  
Notes  
1. H = HIGH voltage level  
L = LOW voltage level  
X = don’t care  
= LOW-to-HIGH clock transition  
= HIGH-to-LOW clock transition  
December 1990  
4
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