TDA5632 Philips Semiconductors, TDA5632 Datasheet - Page 8

• Manufacturer Part Number: TDA5632
• Description: 9 V VHF and UHF mixers/oscillators for TV and VCR cable tuners
• Manufacturer: Philips 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
(a) For f
mixer A frequency response measured = 57 MHz, loss = 0 dB
image suppression = 16 dB.
C1 = 9 pF.
C2 = 15 pF.
L1 = 7 turns (5.5 mm, wire diameter = 0.5 mm).
l1 = rigid cable (RIM): 5 cm long
(rigid cable (RIM); 33 dB/100 m; 50
Z
i
>> 50
RF
= 50 MHz:
BNC
V
in
L1
= 2V
C1
meas
e
signal
source
(V
in
= 80 dB V); V
50
C2
(a)
I1
V
96 pF/m).
meas
RIM-RIM
voltmeter
Fig.5 Input circuit for minimum noise figure.
out
V
RMS
= V'
Fig.4 Band A gain measurement.
meas
50
PCB
plug
50
------------------ -
50
+
V
27
in
; voltage gain for band A = 20 log
A IN
A IN
8
(b) For f
mixer A frequency response measured = 150.3 MHz, loss = 1.3 dB
image suppression = 13 dB.
C3 = 5 pF.
C4 = 25 pF.
l2 = rigid cable (RIM): 30 cm long.
l3 = rigid cable (RIM): 5 cm long
(rigid cable (RIM); 33 dB/100 m; 50
D.U.T.
BNC
RF
= 150 MHz:
out
C3
IF
V
out
C4
V'
I2
27
meas
V
---------- -
V
out
in
I3
(b)
.
TDA5632; TDA5633
96 pF/m).
50
RIM-RIM
spectrum
analyzer
MBH333
MBE286 - 1
PCB
plug
Product specification