TDA6650ATT NXP [NXP Semiconductors], TDA6650ATT Datasheet - Page 34

• Manufacturer Part Number: TDA6650ATT
• Description: 5 V mixer/oscillator and low noise PLL synthesizer for hybrid terrestrial tuner (digital and analog)
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
TDA6650ATT_6651ATT_2
Product data sheet
Fig 14. Gain (G
Fig 15. Gain (G
Z
V
V
ISDB-T and NTSC Japan.
IF = 57 MHz.
Z
V
V
ISDB-T and NTSC Japan.
IF = 57 MHz.
N1 = 10 turns.
N2 = 2 turns.
N1/N2 = 5.
G
G
i
i
i
o
i
o
v
>> 50
>> 50
= V
= V
v
= V’
e
= V’
50
e
=
50
=
meas
meas
meas
20
meas
20
V
V
source
V
signal
log
V
meas
log
) measurement in low and mid band with asymmetrical IF output
) measurement in low and mid band with symmetrical IF output
+ 6 dB = 70 dB V.
+ 6 dB = 70 dB V.
source
signal
meas
+ 3.75 dB.
+ 15 dB (transformer ratio N1/N2 = 5 and transformer loss).
V
----- -
V
V
----- -
V
V
V
o
i
i
i
voltmeter
o
i
= 2
= 2
.
Rev. 02 — 2 February 2007
V
.
voltmeter
RMS
V
RMS
V
V
50
meas
meas
50
= 70 dB V.
= 70 dB V.
TDA6650ATT; TDA6651ATT
V
5 V mixer/oscillator and low noise PLL synthesizer
i
V
i
LBIN
or
MBIN
LBIN
or
MBIN
DUT
DUT
IFOUTA
IFOUTB
IFOUTA
IFOUTB
C
V
CCA
V
transformer
o
N1
V o
V'
N2
27
meas
V'
meas
© NXP B.V. 2007. All rights reserved.
spectrum
analyzer
50
spectrum
analyzer
50
fce747
fce748
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