LTC5594 Recommended for New Designs The LTC5594 is a direct conversion quadrature demodulator optimized for high linearity zero-IF and low-IF receiver applications in the 300MHz to 9GHz frequency... Datasheet LTC5594 on Analog.com
LTC5594 - DC2465A and DC590B show the Cannot load module for device with right connection
I believe this is the correct link:https://ltspice.analog.com/quikeval/insDC2039A.msi
Could you try downloading and installing the module directly while we look into this issue?
http://ltspice.analog.com/quikeval/ins5594.msi
