參數(shù)資料
型號(hào): TUA6036-T
廠商: INFINEON TECHNOLOGIES AG
英文描述: 3-Band Digital TV / Set-Top-Box Tuner IC
中文描述: 3波段數(shù)字電視/設(shè)置機(jī)頂盒調(diào)諧器IC
文件頁(yè)數(shù): 58/61頁(yè)
文件大?。?/td> 1281K
代理商: TUA6036-T
TUA6034, TUA6036
Reference
Specification
58
V 2.5, 2004-04-28
4.5.7
Cross modulation measurement in MID and HIGH bands
Figure 16
Cross modulation measurement in MID and HIGH bands
V’
= V
- 16 dB (transformer ratio N1:N2 and transformer loss)
wanted output signal at f
pix
, V
o
= 100 dBμV
unwanted output signal at f
snd
4.5.8
Ripple susceptibility measurement
Figure 17
Ripple susceptibility measurement
V
38.9 MHz
50
modulation
analyser
Hybrid
A
B
C
D
Device
under
Test
MIDIN
HIGHIN
IFOUT
MIDIN
HIGHIN
IFOUT
V'
meas
Balun
1:1
V
0
V
i
50
50
50
RMS
Votmeter
C
Transformer
N1 : N2 = 10 : 2 turns
N1
N2
unwanted
signal source
AM = 80 %, 1 kHz
wanted
signal
source
50
V
V
meas
RMS
Voltmeter
18 dB
attenuator
Circuit to superimpose a 500 kHz ripple on V
CC
500 kHz sine
10 μF
50
6k8
10 μF
to application
board
50
V
ripple
V
CC
+ V
ripple
V
supply
BC847B
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