RDAC内部是啥东西啊？

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主题:RDAC内部是啥东西啊？
5楼|Fiber1230|2024-05-21 19:51:24|展开
型号贴出来看看
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FROM 117.133.68.*
15楼|Fiber1230|2024-05-22 10:24:37|展开
AD5258的A、B、W三个脚的最大电压都不能超过芯片的供电电压
如果AD5258是3.3V供电，那LDO的输出最大也只能调到3.3V
把AD5258供电接5V试试
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修改:Fiber1230 FROM 223.104.43.*
FROM 223.104.43.*
16楼|Fiber1230|2024-05-22 10:34:03|展开
文档P19有描述
Supply signals present on Terminal A, Terminal B, and Terminal W that exceed VDD or GND are clamped by the internal forward-biased ESD protection diodes (see Figure 40).
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FROM 223.104.43.*