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TIDEP-0091低功耗毫米波雷达设计问题

Other Parts Discussed in Thread: TIDEP-0091, TIDA-00648, IWR1443

我在参考TI的功耗优化型 77GHz 液位变送器参考设计TIDEP-0091时,链接:https://www.ti.com.cn/tool/cn/TIDEP-0091?_ticdt=MTYwNTk2NjgxOHwwMTczZDI2NzNkODYwMDIxYTk3MTI3NDMyZTQ4MDMwNzMwMDI4MDZiMDBiZDB8R0ExLjIuMTQwNDkwMDE4MS4xNTk2OTYyODQ5fDE 

想采用二线制4-20mA给其供电并输出,但是不确定改方案是否输出的是4-20mA模拟电流还是搭载在4-20mA上的HART协议,同时请问是否有可供参考的配套4-20mA电路,

期待您的解答