AS5145B-HSSU 参数 Datasheet PDF下载

型号：	AS5145B-HSSU
PDF下载：	下载PDF文件查看货源
内容描述：	12位可编程磁旋转编码器 [12-Bit Programmable Magnetic Rotary Encoder]
分类和应用：	编码器
文件页数/大小：	36 页 / 1082 K
品牌：	AMSCO [ AUSTRIAMICROSYSTEMS AG ]

AS5145

数据表 - C O 4 N T E N t个s

1概述..................................................................................................................................................................

2关键Features.............................................................................................................................................................................

3 Applications...............................................................................................................................................................................

4引脚分配.......................................................................................................................................................................

4.1引脚Descriptions....................................................................................................................................................................................

5绝对最大额定值......................................................................................................................................................

6电气Characteristics...........................................................................................................................................................

6.1磁输入Specification.................................................................................................................................................................

6.2系统规格..........................................................................................................................................................................

7时序特性............................................................................................................................................................

8详细Description................................................................................................................................................................

8.1 Mode_Index Pin..................................................................................................................................................................................

同步串行接口（ SSI ） ...........................................................................................................................................

增量模式......................................................................................................................................................................

同步Mode.................................................................................................................................................................................

仙/余弦模式.......................................................................................................................................................................

菊花链模式.....................................................................................................................................................................

8.2脉冲宽度调制（ PWM）的Output..............................................................................................................................................

8.3模拟Output.....................................................................................................................................................................................

8.2.1改变PWM Frequency.................................................................................................................................................. 18

9应用信息...........................................................................................................................................................

9.1编程的AS5145 ..................................................................................................................................................................

零位编程....................................................................................................................................................... 19

OTP存储器Assignment.......................................................................................................................................................... 20

用户可选择的设置........................................................................................................................................................... 20

OTP默认Setting................................................................................................................................................................... 21

冗余............................................................................................................................................................................... 21

多余的编程选项............................................................................................................................................... 22

OTP注册进入和退出条件..................................................................................................................................... 22

9.2对齐Mode..................................................................................................................................................................................

9.3 3.3V / 5V工作电压............................................................................................................................................................................

9.4选择适当的磁铁....................................................................................................................................................................

磁铁的9.4.1物理布局............................................................................................................................................ 25

9.4.2磁铁Placement..................................................................................................................................................................... 26

9.5仿真建模...........................................................................................................................................................................

9.6故障诊断.............................................................................................................................................................................

9.6.1磁场强度诊断............................................................................................................................................ 27

9.6.2电源故障检测................................................................................................................................................ 27

9.7角度输出误差.................................................................................................................................................................