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AD9139 Evaluation board circuit

Product Number: AD9139

Hello,

I am using AD9139 for the transmitter, the evaluation board uses two buluns, why use two balun? What's the effect of using only one? Thanks!

Top Replies

    •  Analog Employees 
    Jun 5, 2023 +1 suggested

    Hi  ,

    The two baluns in the DAC output data paths are for converting the differential output to single ended while suppressing the noise coming from the feedline (the 1:1 balun acts as an isolator)…