can i use the ideal balun which is available in the cadence

i designing a balun in cadence, for converting differential inputs to single input,for that i have to maintain 50 ohms single input impedance and balanced output impedance is 50ohms, how can i design the balun with these requrements, plz tell me if u have the solution its urgent.
can i use the ideal balun which is available in the cadence tools?

its urgent plz help me out in this

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