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| 型號(hào)： | TDA6650 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | 5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| 中文描述： | 5伏混頻器/振蕩器，低噪聲的混合型地面調(diào)諧器鎖相環(huán)頻率合成器（數(shù)字和模擬） |
| 文件頁(yè)數(shù)： | 33/55頁(yè) |
| 文件大?。?/td> | 377K |
| 代理商： | TDA6650 |
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2004 Mar 22
33
Philips Semiconductors
Product specification
5 V mixer/oscillator and low noise PLL synthesizer
for hybrid terrestrial tuner (digital and analog)
TDA6650TT;
TDA6651TT
A
B
C
D
HYBRID
IFOUTA
IFOUTB
fce793
C
N1
N2
transformer
V
FILTER
38.9 MHz
50
wanted
signal
source
unwanted
signal
source
AM = 30%
1 kHz
LBIN
or
MBIN
6 dB
attenuator
V'
meas
RMS
voltmeter
DUT
50
50
e
u
e
w
50
modulation
analyzer
V
o
Fig.19 Cross modulation measurement in low and mid band with symmetrical IF output.
V’
meas
= V
o
(transformer ratio N1/N2 = 5 and loss).
Wanted signal source at f
RFpix
is 80 dB
μ
V.
The level of unwanted signal V
at f
is measured by causing 1%
AM modulation in the wanted output signal.
N1 = 10 turns.
N2 = 2 turns.
N1/N2 = 5.
handbook, full pagewidth
FCE751
V
IFOUTA
DUT
A
B
C
D
HYBRID
IFOUTB
VCCA
e
50
50
signal
source
HBIN1
HBIN2
Vmeas
RMS
voltmeter
50
50
spectrum
analyzer
27
Vo
Vi
Fig.20 Gain (G
Va
) measurement in high band with asymmetrical IF output.
Loss in hybrid = 1 dB.
V
i
= V
meas
loss = 70 dB
μ
V.
V
o
= V’
meas
+ 3.75 dB.
V
o
V
i
G
v
= 20 log
.
------
DVB-T and PAL.
IF = 38.9 MHz.
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| TDA6651TT | 5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA6650ATT | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6650ATT/C3 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6650ATT/C3/S2 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6650TT | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
| TDA6650TT/C3 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog) |
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