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TDA7404DTR
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
P31-P33
P34-P35
TDA7404
I2C bus interface
31/35
T
able 19.
Others
MSB
LSB
Function
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
X
0
1
0
1
1
AC coupling
Internal pass
Coupling between
Mixing S
tage and V
olume
Coupling between Ba
ss filter and
S
peaker
attenuator
1
1
Must be "1" for make up
Must be "1" for make up
0
0
1
1
0
1
0
1
Soft S
tep Time
0.68ms
1.26ms
2.52ms
5.04ms
1
Must be "1" for AutoZero
0
1
I
nternal Beep
Off
ON
T
able 20.
T
esting
MSB
LSB
Function
D
7
D
6
D
5
D
4
D
3
D
2
D
1
D
0
X
X
X
X
X
X
0
1
Main-T
estmode
off
on
X
X
X
X
X
X
0
1
T
est-Multiplexer
internal 200kHz Clock
internal Bandgap V
oltage
X
X
X
X
X
X
0
1
Clock
external
internal
11
m
u
s
t
b
e
"
1
"
Application circuit
TDA7404
32/35
6 Application
circuit
Figure 18.
TDA7404 application cir
cuit
SE1L
SE1R
SE2L
SE2R
SE3L
SE3R
MONO+
MONO -
Dif
fi
nL
Dif
fi
nG
nd
Dif
fi
nR
Out
LF
Out
LR
Out
RR
Out
RF
SWL
SWR
GND
VDD
A
COUTL
A
COUTR
A
CINL
A
CINR
MUTE
MU
X
CREF
SDA
SCL
100n
100n
100n
100n
100n
100n
100n
100n
100n
100n
100n
4.7u
4.7u
4.7u
4.7u
4.7u
4.7u
9V
100n
10u
+
SOUND
EFFECTS
T
apeL
T
apeR
FM_L
FM_R
A
M_L
A
M_
R
Phone
PhoneGnd
CD_L
CDGnd
CD_R
Out
LF
Out
LR
Out
RR
Out
RF
SWL
SWR
MUTE
SDA
SCL
AJ39
Spectrum
Analyz
er
10u
TDA7404
TDA7404
Package informa
tion
33/35
7 Package
information
In order to meet environ
mental require
ments, ST of
fers these devices in diff
erent grades of
ECOP
ACK
®
packages, dependin
g on their level of environment
al compliance. ECOP
ACK
®
specifications, grade definitions a
nd product status are available at:
www
.st.com
.
ECOP
ACK
®
is an ST tradem
ark.
Figure 19.
SO-28 mechanical dat
a and p
ackage dimensions
SO-28
DIM.
mm
inch
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
A
2.65
0.104
a1
0.1
0.3
0.004
0.012
b
0.35
0.49
0.014
0
.019
b1
0.23
0.32
0.009
0.013
C
0.5
0.020
c1
45
°
(typ.)
D
17.7
18.1
0.697
0.713
E
10
10.65
0.394
0.419
e
1.27
0.050
e3
16.51
0.65
F
7.4
7.6
0.291
0.299
L
0.4
1.27
0.016
0.050
S8
°
(max.)
OUTLIN
E AND
MECHANI
CAL DA
TA
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
P19-P21
P22-P24
P25-P27
P28-P30
P31-P33
P34-P35
TDA7404DTR
Mfr. #:
Buy TDA7404DTR
Manufacturer:
STMicroelectronics
Description:
Audio DSPs Car Radio Signal
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
T/T
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Union
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