TDA5632T PHILIPS [NXP Semiconductors], TDA5632T Datasheet - Page 10

• Manufacturer Part Number: TDA5632T
• Description: 9 V VHF and UHF mixers/oscillators for TV and VCR cable tuners
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
1996 Aug 16
handbook, full pagewidth
handbook, full pagewidth
9 V VHF and UHF mixers/oscillators for TV
and VCR cable tuners
Wanted input signal = 70 dB V; unwanted input signal modulated with 30% AM; V
signal is modulated with 0.3% AM.
Measurement at 887.5 MHz: f
e w
e u
50
50
input signal
input signal
unwanted
wanted
source
source
Fig.9 Output impedance (S22) of the IF amplifier (Z chart; Z
wanted
+ j
– j
= 885.25 MHz (80 dB V), f
0
0.2
0.2
A
B
HYBRID
C
D
0.5
0.5
Fig.8 Band C 1% cross modulation.
0.2
50
50
wanted
signal
0.5
input
unwanted
= 889.75 MHz 30% modulated with 100 kHz, f
A
B
HYBRID
10
V
1
1
1
100 MHz
5 MHz
C
D
oA(IF)
voltmeter
50
2
RMS
= unwanted output signal V
C IN
C IN
2
2
5
D.U.T.
10
MBH329
MBH330
5
5
o
out
10
10
TDA5632; TDA5633
IF
= 50 ).
out
osc
when the wanted output
V
out
= 931 MHz.
modulation analyzer
(unwanted AM on
the output wanted
frequency)
27
50
Product specification