AS5130
数据表 - 一个P P L I C的T I O N s个
目录
1一般Description..............................................................................................................................
2主要特点........................................................................................................................................
3应用..........................................................................................................................................
4针Assignments...................................................................................................................................
引脚说明...................................................................................................................................................
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1
1
4
4
5绝对最大Ratings..................................................................................................................
6电气特性......................................................................................................................
时序特性..........................................................................................................................................
磁输入范围..........................................................................................................................................
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9
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7详细说明...........................................................................................................................
连接AS5130 .....................................................................................................................................
串行3线连接(默认设置) ......................................... .................................................. .........
串行3线( OTP编程选项) ........................................ ..........................................
1线PWM Connection................................................................................................................................
模拟输出................................................................................................................................................
模拟正弦/余弦输出与外部插补.......................................... ..............................................
同步串行接口(SSI ) ....................................................................................................................
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在SSI中普通的命令Mode.......................................................................................................... 15
在SSI的扩展模式命令...................................................................................................... 16
多圈Counter..............................................................................................................................................
AS5130状态指示灯...................................................................................................................................
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19
LOCK状态位............................................................................................................................................... 19
磁场强度Indicators................................................................................................................. 20
“按钮”功能.........................................................................................................................................
高速运行........................................................................................................................................
传播Delay..........................................................................................................................................
采样Rate................................................................................................................................................
芯片内部低通滤波......................................................................................................................
数字读出速率......................................................................................................................................
AS5130的总传播延迟.........................................................................................................
低功耗模式......................................................................................................................................
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低功耗模式........................................................................................................................................... 22
电源循环模式...................................................................................................................................... 23
轮询模式.................................................................................................................................................. 24
8应用信息.......................................................................................................................
好处AS5130............................................................................................................................................
应用实施例1 ........................................................................................................................................
应用实例二三线传感器的磁场强度指示...................................... ...............
应用实例三:低功耗编码器.....................................................................................................
应用实例四:轮询mode................................................................................................................
该编码器系统的精度........................................................................................................................
量化误差..........................................................................................................................................
磁铁的垂直距离.....................................................................................................................
选择适当的磁铁.........................................................................................................................
磁铁的安装.........................................................................................................................................
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