tda6651tt/c3/s3 NXP Semiconductors, tda6651tt/c3/s3 Datasheet - Page 37

• Manufacturer Part Number: tda6651tt/c3/s3
• Description: 5 V Mixer/oscillator And Low Noise Pll Synthesizer For Hybrid Terrestrial Tuner Digital And Analog
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA6650TT_6651TT_5
Product data sheet
Fig 20. Gain (G
Fig 21. Gain (G
e
50
Loss in hybrid = 1 dB.
V
V
DVB-T and PAL.
IF = 38.9 MHz.
Loss in hybrid = 1 dB.
V
V
DVB-T and PAL.
IF = 38.9 MHz.
e
G
G
50
V
i
o
i
o
source
signal
= V
v
= V
v
meas
= V’
= V’
=
=
meas
meas
source
V
meas
meas
signal
20
20
voltmeter
meas
V
V
V
RMS
) measurement in high band with asymmetrical IF output
) measurement in high band with symmetrical IF output
log
log
+ 3.75 dB.
+ 15 dB (transformer ratio N1/N2 = 5 and transformer loss).
loss = 70 dB V.
loss = 70 dB V.
voltmeter
V
V
----- -
V
----- -
V
V
RMS
50
Rev. 05 — 10 January 2007
o
o
50
i
i
.
.
50
50
V
i
A
B
HYBRID
V
i
5 V mixer/oscillator and low noise PLL synthesizer
B
A
HYBRID
D
C
TDA6650TT; TDA6651TT
C
D
HBIN1
HBIN2
HBIN1
HBIN2
DUT
IFOUTA
IFOUTB
DUT
IFOUTA
IFOUTB
C
V
V
o
V
27
o
transformer
N1
CCA
N2
V '
© NXP B.V. 2007. All rights reserved.
V'
meas
meas
spectrum
analyzer
50
fce751
spectrum
analyzer
50
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