TDA7439DS STMicroelectronics, TDA7439DS Datasheet - Page 3

• Manufacturer Part Number: TDA7439DS
• Description: IC PROCESSOR AUDIO DGTL 28-SOIC
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7439DS

• Applications: Automotive Systems
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7439DS
1
Block diagram and pin out
Figure 1.
Figure 2.
R-IN1
R-IN2
R-IN3
R-IN4
L-IN1
L-IN2
L-IN3
L-IN4
4
5
6
7
3
2
1
28
Block diagram
Pin connections
100K
100K
100K
100K
100K
100K
100K
100K
INPUT MULTIPLEXER
MUXOUTR
MUXOUTL
MOUT(R)
BOUT(R)
+ GAIN
MIN(R)
BIN(R)
BIN(L)
R_IN3
R_IN2
R_IN1
L_IN1
L_IN2
L_IN3
L_IN4
2dB STEP
0/30dB
G
G
MUXOUTL
MUXOUTR
8
9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
VOLUME
VOLUME
D97AU622
TREBLE(R)
TREBLE(L)
TREBLE
TREBLE
18
19
I
2
CBUS DECODER + LATCHES
MIN(L)
MIN(R) MOUT(R)
MIDDLE
MIDDLE
28
27
26
25
24
23
22
21
20
19
18
17
16
15
17
10
R
R
MOUT(L)
M
M
16
11
R_IN4
LOUT
ROUT
AGND
V
CREF
SDA
SCL
DIG-GND
TREBLE(R)
TREBLE(L)
MIN(L)
MOUT(L)
BOUT(L)
BIN(R)
BIN(L)
S
BASS
BASS
Block diagram and pin out
14
12
R
R
B
B
BOUT(L)
BOUT(R)
15
13
SPKR ATT
SPKR ATT
SUPPLY
RIGHT
CREF
LEFT
V
REF
23
27
21
22
20
26
24
25
D97AU621
LOUT
SCL
SDA
DIG_GND
ROUT
V
AGND
S
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