8 / 8 page  Preliminary 12-8 RF2504 Rev A2 010117 12 Input Impedance VCC = 5.0 V -50.0 -40.0 -30.0 -20.0 -10.0 0.0 10.0 20.0 30.0 40.0 50.0 0.0 500.0 1000.0 1500.0 2000.0 2500.0 3000.0 Frequency (MHz) -450.0 -400.0 -350.0 -300.0 -250.0 -200.0 -150.0 -100.0 -50.0 0.0 50.0 R Reference A R Reference B X Reference A X Reference B S11 VCC = 2.7 V -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0.0 500.0 1000.0 1500.0 2000.0 2500.0 3000.0 Frequency (MHz) Reference A Reference B Evaluation Board Data 880.0 890.0 900.0 910.0 920.0 930.0 940.0 950.0 960.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 VTune (V) -10.0 -9.0 -8.0 -7.0 -6.0 -5.0 -4.0 -3.0 -2.0 -1.0 0.0 Frequency Power Input Impedance VCC = 2.7 V -50.0 -40.0 -30.0 -20.0 -10.0 0.0 10.0 20.0 30.0 40.0 50.0 0.0 500.0 1000.0 1500.0 2000.0 2500.0 3000.0 Frequency (MHz) -450.0 -400.0 -350.0 -300.0 -250.0 -200.0 -150.0 -100.0 -50.0 0.0 50.0 R Reference A R Reference B X Reference B X Reference A Pin 2 0603 100 pF A B Reference positions for input impedance measurements of RF2504 |
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