E-TDA7342N STMicroelectronics, E-TDA7342N Datasheet - Page 5

• Manufacturer Part Number: E-TDA7342N
• Description: IC AUDIO PROCESSOR 32-LQFP
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of E-TDA7342N

• Mounting Type: Surface Mount
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Applications: -
• Lead Free Status / Rohs Status: Compliant

TDA7342
1
1.1
Figure 1.
1.2
MONO INPUT
INPUTS
INPUTS
RIGHT
LEFT
CD
C8
C4
C1
C2
C6
C3
C7
C5
CD GND
R3
R2
R1
L1
L2
L3
M
Block diagram and pin descriptions
Block diagram
Block diagram
Pin description
Figure 2.
13
12
11
10
5
8
6
7
V
S
30
SUPPLY
31
CREF
Pin connections (Top view)
29
10μF C9
L2
M
R2
M
R3
R1
L1
L3
SELECTOR
+ GAIN
INPUT
LOUD R
OUT R
MONO
IN R3
IN R2
IN R1
OUT(R)
OUT(L)
TR R
IN R
16
3
IN(R)
C11
IN(L)
C10
1
2
3
4
5
6
7
8
CROSS +
CROSS +
15
MUTE
MUTE
2
ZERO
ZERO
32
9 10
LOUD(R)
C13 47nF
31
LOUD(L)
47nF
C12
30
11 12 13 14 15 16
4
LOUD+
LOUD+
9
VOL
VOL
29 28 27 26 25
47nF
CSM
CSM
21
14
MUTE
SOFT
SM
18
20
C17 100nF
R1
BASS
BASS
BOUT(R)
100nF
C14
BIN(L)
Block diagram and pin descriptions
17
19
4.7K
24
23
22
21
20
19
18
17
100nF
4.7K
BIN(R)
R2
C18
SERIAL BUS DECODER + LATCHES
100nF
TREBLE
TREBLE
C15
32
D94AU105A
OUT RF
OUT LR
OUT RR
SM
BOUT R
BIN R
BOUT L
BIN L
1
TREBLE(L)
C19 2.7nF
TREBLE(R)
2.7nF
C16
SPKR
MUTE
SPKR
MUTE
ATT
ATT
SPKR
MUTE
SPKR
MUTE
ATT
ATT
D94AU104B
25
23
28
27
26
24
22
DIGGND
RIGHT FRONT
LEFT FRONT
RIGHT REAR
SDA
LEFT REAR
SCL
OUT
OUT
OUT
OUT
5/20
BUS