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零件编号
产品描述 (功能)
TDA7439(2008) 查看數據表(PDF) - STMicroelectronics
零件编号
产品描述 (功能)
比赛名单
TDA7439
(Rev.:2008)
Three-band digitally-controlled audio processor
STMicroelectronics
TDA7439 Datasheet PDF : 23 Pages
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TDA7439
Electrical specifications
Figure 3. Test circuit
L-IN1 11
0.47
µ
F
L-IN2 12
0.47
µ
F
L-IN3 13
0.47
µ
F
L-IN4 14
0.47
µ
F
100K
100K
100K
100K
R-IN1 10
0.47
µ
F
R-IN2 9
0.47
µ
F
R-IN3 8
0.47
µ
F
R-IN4 7
0.47
µ
F
100K
100K
100K
100K
2.2
µ
F
5.6nF
2.7K
18nF
5.6K
22nF 100nF
100nF
MUXOUTL
INL TREBLE(L)
15
16
27
MOUT(L)
26
25
R
M
BIN(L)
23
R
B
BOUT(L)
24
G
VOLUME
TREBLE
MIDDLE
BASS
SPKR ATT
LEFT
LOUT
6
0/30dB
2dB STEP
I
2
CBUS DECODER + LATCHES
30
SCL
1
SDA
29
DIGGND
G
VOLUME
TREBLE
MIDDLE
BASS
INPUT MULTIPLEXER
+ GAIN
17
18
28
MUXOUTR
INR TREBLE(R)
R
M
19
20
MOUT(R)
R
B
21
BIN(R)
SPKR ATT
RIGHT
5
ROUT
V
REF
3
SUPPLY
4
22
2
BOUT(R) CREF
V
S
AGND
2.2
µ
F
5.6nF
18nF
2.7K
22nF 100nF
5.6K
100nF
10
µ
F
D95AU339B
7/23
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