HPMX-7102 Datasheet, PDF (10/16 Pages) Agilent(Hewlett-Packard) – Dual-Band, Tri-Mode Downconverter

HPMX-7102 Characterization Graphs for 800 MHz CDMA, continued
145
0
15
-400
143
-2
141
-4
139
-6
137
RF Input Impedance (Real)
-8
RF Input Impedance (Imaginary)
135
-10
860 865 870 875 880 885 890 895 900
FREQUENCY (MHz)
Figure 27. RF Input Impedance vs.
Frequency.^[1]
10
-420
5
-440
0
-460
IF Input Impedance (Real)
IF Input Impedance (Imaginary)
-5
-480
78 80 82 84 86 88 90 92
FREQUENCY (MHz)
Figure 28. IF Input Impedance (differential) vs.
Frequency.^[1]
350
-190
300
-210
250
-230
200
150
936
LO Input Impedance (Real)
LO Input Impedance (Imaginary)
-250
966
996
FREQUENCY (MHz)
Figure 29. LO Input Impedance (differential)
vs. Frequency.^[1]
150
140
130
120
Vcs = 1.5 V
110
Vcs = 2.0 V
Vcs = 2.5 V
Vcs = 3.0 V
100
865 870 875 880 885 890 895
RF FREQUENCY (MHz)
Figure 30A. Cellular CDMA RF Impedance
(Real).^[1]
10
0
-10
-20
-30
Vcs = 1.5 V
-40
Vcs = 2.0 V
Vcs = 2.5 V
Vcs = 3.0 V
-50
865 870 875 880 885 890 895
RF FREQUENCY (MHz)
Figure 30B. Cellular CDMA RF Impedance
(Reactive).^[1]
Note:
1. Impedance data measured with all other ports matched as shown in Figure 46.
10