U4065B 데이터 시트보기 (PDF) - Temic Semiconductors
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U4065B Datasheet PDF : 23 Pages
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U4065B
2nd IF Preamplifier
VS
50
fIF
2viIF
1 : 2 viIF5
5
IL1 Rg5 = 200
12
56
330
IF
3
voIF3 2 : 1
RL3 = 200
IL2
ÎÎÎ Tamb
21
65
Power gain GIF = 20 log (voIF/viIF) + IL1 (dB) + IL2 (dB)
IL1; IL2 = insertion loss of the RF transformers
94 9420
voIF
50
18.5
18.0
17.5
17.0
16.5
16.0
15.5
15
–30–20–10 0 10 20 30 40 50 60 70 80 90
94 9421
Tamb ( °C )
Power gain of the second IF amplifier versus tempera-
ture
20
18
16
14
12
10
8
6
4
2
0
10 20 30 40 50 60 70 80 90 100
94 9422
f ( MHz )
Power gain of the second IF amplifier versus frequency
Rev. A3, 15-Oct-98
15 (23)
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