STQ-2016-3 View Datasheet(PDF) - Sirenza Microdevices => RFMD
Part Name
Description
Manufacturer
STQ-2016-3 Datasheet PDF : 16 Pages
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Typical Device Performance Graphs
Baseband Signal: W-CDMA Test Model 1 w/ 64 DPCH,
STQ-2016-3 Direct Quadrature Modulator
Peak-to-Average Ratio = 10.54
Second Alternate Channel Power
60
60
65
65
70
70
75
80
85
6
4
2
0
2
4
6
8
LO Drive Level (d Bm)
I/Q Drive = 1 V pp, Diff.
I/Q Drive = 2 V pp, Diff.
I/Q Drive = 3 V pp, Diff.
I/Q Drive = 4 V pp, Diff.
Figure 37. Second Alternate Channel Power Vs.
LO Drive Level, LO Frequency = 2140 MHz.
75
80
85
1
1.5
2
2.5
3
3.5
4
IQ Drive Level (Vpp, D iff.)
LO D rive = -5 dBm
LO D rive = -2 dBm
LO D rive = -1 dBm
LO D rive = +4 dBm
LO D rive = +7 dBm
Figure 38. Second Alternate Channel Power Vs. I/Q Drive
Level, LO Frequency = 2140 MHz.
60
65
70
75
80
85
21 00
21 20
21 40
LO Frequency (MHz)
I/Q Drive = 1 V pp, Diff.
I/Q Drive = 2 V pp, Diff.
I/Q Drive = 3 V pp, Diff.
I/Q Drive = 4 V pp, Diff.
21 60
21 80
Figure 39. Second Alternate Channel Power Vs. LO
Frequency, LO Drive = +4.0 dBm.
60
65
70
75
80
85
1
1 .5
2
2 .5
3
3 .5
4
IQ Drive Level (Vpp, Diff.)
LO Freq. = 2110 MHz
LO Freq. = 2140 MHz
LO Freq. = 2170 MHz
Figure 40. Second Alternate Channel Power Vs. I/Q Drive
Level, LO Drive = +4.0 dBm.
70
70
72
72
74
74
76
76
78
78
80
4 .7
4 .8
4 .9
5
5 .1
5 .2
Vcc (Vdc)
I/Q Drive = 1.5 Vpp, Diff.
I/Q Drive = 1.7 Vpp, Diff.
I/Q Drive = 1.9 Vpp, Diff.
Figure 41. Second Alternate Channel Power Vs. Vcc, LO Drive =
+4.0 dBm @ 2140 MHz.
80
1 .4
1 .5
1 .6
1 .7
1 .8
1 .9
IQ Drive Level (Vpp, Diff.)
Vcc = 4.75 V
Vcc = 5.00 V
Vcc = 5.25 V
Figure 42. Second Alternate Channel Power Vs. I/Q Drive Level,
over Vcc Range, LO Drive = +4.0 dBm @ 2140 MHz.
303 S. Technology Court, Broomfield, CO 80021
Phone: (800) SMI-MMIC
11
http://www.sirenza.com
EDS-104229 Rev B
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