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| U4065B Datasheet, PDF (12/23 Pages) TEMIC Semiconductors – FM Receiver | |||
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U4065B
Mixer
^ fOSC = 110.7 MHz, vOSC24 160 mV, fIF = 10.7 MHz
50
2viRF1
fRF1
2viRF2
fRF2
IL1
12
56
14
18
Mixer
15
19
IL2
21
65
voIF
50
Rg24
24
Local
VS
47p
23
oscillator
22p
fOSC
Tamb
Conversion power gain GC = 20 log (voIF/viRF) + IL1 (dB) + IL2 (dB)
IL1, IL2 insertion loss of the RF transformers
120
100
80
60
40
20
0
0
94 9413
Conversion
characteristic
3rd order
IM-characteristic
20 40 60 80 100 120
viRF1, viRF2 ( dBmV )
Characteristic of the mixer
12 (23)
Rev. A3, 15-Oct-98
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