musmanm
Member level 2
Just to be on the safe side and to make things easier.
I am replacing the current SP4T switch with this one:
https://www.analog.com/en/products/rf-microwave/rf-switches/spst-spdt-sp3t-sp4t-sp6t-sp8t/adrf5040.html#product-overview
This switch requires a positive and negative supply voltages separately, but the input control pins V1 and V2 only require positive voltage to change the switch states. The snapshot is attached here: