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HD6473434F16 参数 Datasheet PDF下载

HD6473434F16图片预览
型号: HD6473434F16
PDF下载: 下载PDF文件 查看货源
内容描述: 12伏不能应用于S -掩模模型(单电源规格) ,因为这可能会永久损坏设备。 [12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.]
分类和应用: 外围集成电路微控制器可编程只读存储器时钟
文件页数/大小: 752 页 / 2557 K
品牌: HITACHI [ HITACHI SEMICONDUCTOR ]
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No.  
Description  
Timing  
3
High low:  
Old clock  
source  
CKS1 and CKS0 are  
rewritten while old clock  
source is high and new  
clock source is low.  
New clock  
source  
*
FRC clock  
pulse  
N
N + 1  
N + 2  
FRC  
CKS rewrite  
4
High high:  
Old clock  
source  
CKS1 and CKS0 are  
rewritten while both  
clock sources are high.  
New clock  
source  
FRC clock  
pulse  
FRC  
N
N + 1  
N + 2  
CKS rewrite  
Note: * The switching of clock sources is regarded as a falling edge that increments FRC.  
187  
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