Jan 23, 2018 #21 M musmanm Member level 2 Joined May 7, 2015 Messages 50 Helped 0 Reputation 0 Reaction score 0 Trophy points 6 Location Seoul Visit site Activity points 558 KlausST said: Hi, Honestly, I don't know how you decided to control the switch.....with the negative voltages... Klaus Click to expand... 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:
KlausST said: Hi, Honestly, I don't know how you decided to control the switch.....with the negative voltages... Klaus Click to expand... 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: