Philips Semiconductors
Sound fader control circuit
Preliminary specification
TEA6321
handbook, full pagewidth
10 kΩ
VP
100 µF
VCC = 8.5 V
0.1 µF
1000 µF
0.2 V (RMS)
47 µF
220 nF
21 10 8
31
2
19
3.4 k Ω
270 nF 270 nF
5.6 nF
7
6
5
TEA6321
10 nF
12
32
1
SCL
SDA
600 Ω
input A to D left and right
and input mono
220 nF
output right
output left
front and rear
4.7 µF
VO
23 25
26
27
220 nF
270 nF 270 nF
3.4 k Ω
28
5.6 nF
MED844
Fig.14 Test circuit for power supply ripple rejection (RR).
handbook, full pagewidth
470 µF
Vp
100 µF
VCC = 8.5 V
0.1 µF
47 µF
220 nF
Vi
600 Ω
220 nF
3.4 k Ω
220 nF 270 nF 270 nF 5.6 nF
10 nF
21 10 8
31
2
19
7
6
TEA6321
5 12
32
1
SCL
SDA
input A to D right and left
input A to D left and right
and input mono
output left
output right
front and rear
4.7 µF
VO
23 25
26
27
220 nF
270 nF 270 nF
3.4 k Ω
28
5.6 nF
MED845
1995 Dec 19
Fig.15 Test circuit for channel separation (αcs).
26