參數(shù)資料
型號: TUA6039
廠商: INFINEON TECHNOLOGIES AG
元件分類: 調諧器
英文描述: 3-BAND, VIDEO TUNER, QCC48
封裝: GREEN, PLASTIC, VQFN-48
文件頁數(shù): 57/64頁
文件大?。?/td> 1052K
代理商: TUA6039
Data Sheet
60
Revision 2.6, 2007-08-20
TUA 6039-2, TUA 6039, TUA 6037
Reference
5.5.3
Matching circuit for optimum noise figure in LOW band
Figure 16
Matching circuit for optimum noise figure in LOW band
5.5.4
Noise figure (NF) measurement in LOW band
Figure 17
Noise figure (NF) measurement in LOW band
22p
7 turns
wire
Ε 0.5 mm
coil
Ε 5.5 mm
1n
In
Out
15p
1n
50
semi rigid cable
300 mm long
96 pF/m
33dB/100m
In
Out
22p
For f
RF = 50 MHz
loss = 0 dB
image suppression = 16 dB
For f
RF = 150 MHz
loss = 1.3 dB
image suppression = 13 dB
Device
under
Test
SAWOUT
LOWIN
SAWOUT
C
Transformer
N1 : N2 = 10 : 2 turns
N1
N2
Noise
Source
Noise
Figure
Meter
NF = NFmeas - loss of matching circuit (dB)
Matching
Circuit
IN
OUT
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