TDA6190 Datasheet, PDF (24/30 Pages) Infineon Technologies AG – DVB-IF Mixer

4.2
Test Circuit
TDA 6190
Version 1.4
Reference
to tuner
4.5 ... 5.5 V
4.7µ
1
TAGCthr
100n
2
TunAGC
100n
3 _Vs
100n
4 _IFGnd
5
IF
10n
51Ω
TP101
6
IF
10n
7
Gnd
100n
8
IFAGC
G ain Control Voltage
Figure 4-1 Test Circuit
16
Vref
100n
15
VCOb2
39p
14
VCOe2
330n
120p
13
VCOe1
39p
12
VCOb1
1.5n
1.2k
BB814
from DAC
of DVB-Processor
1.2k
100p
1.2k
1.5n
11
OSCGnd
10
OUT1
9
OUT2
Test_circuit1.wmf
Specification
24
2004-05-17