RF2938 Просмотр технического описания (PDF) - RF Micro Devices
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RF2938 Datasheet PDF : 20 Pages
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RF2938
11
RF Conversion Gain versus VGC
(VCC=2.7V, Tx IF in=280Mhz-50dBm, RF LO=2160MHz@-10dBm)
31.0
30.0
25C Gain
29.0
28.0
85C Gain
27.0
26.0
-40C
25.0
24.0
23.0
22.0
21.0
20.0
19.0
18.0
17.0
16.0
15.0
14.0
13.0
12.0
11.0
10.0
9.0
8.0
7.0
0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5
VGC (VDC)
RF Conversion Gain versus VGC
(VCC=3.6V, Tx IF in=280MHz@-50dBm, RF LO=2160MHz@-10dBm)
32.0
31.0
25C Gain
30.0
29.0
85C Gain
28.0
27.0
-40C Gain
26.0
25.0
24.0
23.0
22.0
21.0
20.0
19.0
18.0
17.0
16.0
15.0
14.0
13.0
12.0
11.0
10.0
9.0
8.0
0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5
VGC (VDC)
IF-RF IIP3 versus VGC
(VCC=3.15V, Tx IF in=12dB Below IP1dB, RF LO=2160MHz@-10dBm)
-7.0
-8.0
25C IIP3
-9.0
85C IIP3
-10.0
-11.0
-40C IIP3
-12.0
-13.0
-14.0
-15.0
-16.0
-17.0
-18.0
-19.0
-20.0
-21.0
-22.0
-23.0
-24.0
0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5
VGC (VDC)
2-16
RF Conversion Gain versus VGC
(VCC=3.15V, Tx IF in=280MHz@-50dBm, RF LO=2160MHz @-10dBm)
32.0
31.0
25C Gain
30.0
29.0
85C Gain
28.0
27.0
-40C Gain
26.0
25.0
24.0
23.0
22.0
21.0
20.0
19.0
18.0
17.0
16.0
15.0
14.0
13.0
12.0
11.0
10.0
9.0
8.0
7.0
0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5
VGC (VDC)
IF-RF IIP3 versus VGC
(VCC=2.7V, Tx IF in=12dB Below IP1dB, RF LO=2160MHz@-10dBm)
-7.0
-8.0
25C IIP3
-9.0
85C IIP3
-10.0
-11.0
-40C IIP3
-12.0
-13.0
-14.0
-15.0
-16.0
-17.0
-18.0
-19.0
-20.0
-21.0
-22.0
-23.0
0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5
VGC (VDC)
IF-RF IIP3 versus VGC
(VCC=3.6V, Tx IF in=12dB Below IP1dB, RF LO=2160MHz@-10dBm)
-7.0
-8.0
25C IIP3
-9.0
-10.0
-11.0
85C IIP3
-40C IIP3
-12.0
-13.0
-14.0
-15.0
-16.0
-17.0
-18.0
-19.0
-20.0
-21.0
-22.0
-23.0
-24.0
-25.0
0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5
VGC (VDC)
Rev A8 010418
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