说明书上是说连VSS，那是在顶层直接连到vss的焊盘，还是需要打过孔在底层敷铜连接，我使用的是双层板

Hello,

I'm thinking of building up the circuit shown bellow and will appreciate your opinion on the usage of the ADG5423.

The purpose of the circuit is to close the contacts of an opto-coupler (AQV252GAX) upon appearance of voltage at the trigger…

Dear ADI experts,

    I recently want to use the swithes ADG5401 and ADG5423.

    The datasheet only says dual supplies and signle supply can work. But it doesn't say whether  asymmetric supplies can work, for example, +24V and -5V serve as VDD and VSS respectively…