參數(shù)資料
型號: TUA6030
廠商: INFINEON TECHNOLOGIES AG
元件分類: 調諧器
英文描述: 3-BAND, VIDEO TUNER, PDSO38
封裝: PLASTIC, TSSOP-38
文件頁數(shù): 42/49頁
文件大小: 882K
代理商: TUA6030
Reference
5 - 47
TUA6030, TUA6032
Wireless Components
Specification, January 2002
5.5.3
Matching circuit for optimum noise figure in LOW band
NFM
5.5.4
Noise figure (NF) measurement in LOW band
NFVHF
22p
7 turns
wire
0.5 mm
coil
5.5 mm
1n
In
Out
15p
22p
1n
50
τ semi rigid cable
300 mm long
96 pF/m
33dB/100m
In
Out
For fRF = 150 MHz
s
loss = 1.3 dB
s
image suppression = 13 dB
For fRF = 50 MHz
s
loss = 0 dB
s
image suppression = 16 dB
Device
under
Test
IFOUT
LOWIN
IFOUT
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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