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CC2642R: CC2642R的电源供给模式与CC2640R一样吗?

Part Number: CC2642R
Other Parts Discussed in Thread: CC2640R2F, , CC2640

CC2640R2F的规格书有介绍电源供应方式在42页中有介绍,三种方式。说明是以CC26XX说明的,是不是CC2642也一样遵守?

在CC2640R的电源部分说明中有第三种方式的电源输入要求为1.7V-1.95V。

而CC2642R的规格书中没有这个特别说明

我的问题是在不使用内部DCDC的情况下,外部电源供电是否可以到3.8V?