TDA7430_04 Datasheet, PDF (3/23 Pages) STMicroelectronics – DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX AND VOICE CANCELLER

TDA7430 - TDA7431
Figure 4. TEST CIRCUIT (TDA7430)
2.2µF
BASSO-R VAR-R
22nF
9
8
PS4
40
22nF
PS3
41
4.7nF
PS2
42
100nF
PS1
43
1.2nF
LP
44
5.6nF
LP1
1
5.6nF
TREBLE-R
18
5.6nF
TREBLE-L
19
100nF
LPVC
34
2.2µF
2.2µF
0.47µF
BASSO-L VAR-L REAROUT REARIN
R-IN4
7
6
4
5
37
TDA7430
0.47µF
R-IN3
36
0.47µF
R-IN2
35
32
33
31
30
29
28
39
38
2.7K
2.7K
22nF
MIDDLE-LO
14
18nF
15
MIDDLE-LI
22nF
16
MIDDLE-RO
18nF
17
MIDDLE-RI
27
26
25
24
D95AU225B
RECOUT-L RECOUT-R L-OUT R-OUT
23
22
DIG-GND SCL
21
SDA
10
11
12
13
20
3
2
AGND HP2 HP1
680nF
1µF
MIX
R-IN1
0.47µF
L-IN1
0.47µF
L-IN2
0.47µF
L-IN3
0.47µF
L-IN4
V_S
0.47µF
10µF
CREF
22µF
220nF
100nF
BASS-LO
100nF
BASS-LI
100nF
BASS-RO
100nF
BASS-RI
100nF
5.6K
5.6K
Figure 5. TEST CIRCUIT (TDA7431)
22nF
2.2µF
BASSO-R VAR-R
PS4
13
12
1
2.2µF
BASSO-L VAR-L
680nF
HP2 HP1
0.47µF
R-IN
11
10
8
7
37
1µF
MIX
36
22nF
PS3
2
4.7nF
PS2
3
100nF
PS1
4
1.2nF
LP
5
5.6nF
LP1
6
5.6nF
TREBLE-R
22
TDA7431
5.6nF
TREBLE-L
23
100nF
LPVC
38
22nF
MIDDLE-LO
18
18nF
2.7K
19
MIDDLE-LI
22nF
20
MIDDLE-RO
18nF
2.7K
21
MIDDLE-RI
9
32
31
30
29
28
27 26
VOUTREF RECOUT-L RECOUT-R L-OUT R-OUT DIG-GND SCL SDA
D95AU224B
0.47µF
L-IN
35
42
V_S
10µF
CREF
41
NBRO
40
15K
39
NBRIN
22µF
220nF
220nF
NBLIN
34
15K
33
NBLO
220nF
220nF
100nF
14
BASS-LO
100nF
15
BASS-LI
100nF
BASS-RO
16
25
ADDR
17
BASS-RI
24
AGND
100nF
100nF
7.5K
7.5K
5.6K
5.6K
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