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TDA7439DS(1999) Просмотр технического описания (PDF) - STMicroelectronics
Номер в каталоге
Компоненты Описание
Список матч
TDA7439DS
(Rev.:1999)
THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR
STMicroelectronics
TDA7439DS Datasheet PDF : 16 Pages
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TDA7439DS
ELECTRICAL CHARACTERISTICS
(continued.)
Symbol
Parameter
AUDIO OUTPUTS
V
CLIP
Clipping Level
R
L
Output Load Resistance
R
O
Output Impedance
V
DC
DC Voltage Level
GENERAL
E
NO
Output Noise
E
t
Total Tracking Error
S/N
Signal to Noise Ratio
S
C
Channel Separation Left/Right
d
Distortion
BUS INPUT
V
IL
Input Low Voltage
V
IH
Input High Voltage
I
IN
Input Current
V
O
Output Voltage SDA
Acknowledge
Test Condition
d = 0.3%
All gains = 0dB;
BW = 20Hz to 20KHz flat
A
V
= 0 to -24dB
A
V
= -24 to -47dB
All gains 0dB; V
O
= 1V
RMS
;
A
V
= 0; V
I
= 1V
RMS
;
V
IN
= 0.4V
I
O
= 1.6mA
Min. Typ. Max. Unit
2.1
2.6
V
RMS
2
K
Ω
10
40
70
Ω
3.5
3.8
4.1
V
5
15
µ
V
0
1
dB
0
2
dB
95
106
dB
80
100
dB
0.01 0.08
%
1
V
3
V
-5
0
5
µ
A
0.4
0.8
V
TEST CIRCUIT
5.6nF
2.7K
18nF
5.6K
22nF 100nF
100nF
L-IN1 4
0.47
µ
F
L-IN2 5
0.47
µ
F
L-IN3 6
0.47
µ
F
L-IN4 7
0.47
µ
F
100K
100K
100K
100K
R-IN1 3
0.47
µ
F
R-IN2 2
0.47
µ
F
R-IN3 1
0.47
µ
F
R-IN4 28
0.47
µ
F
100K
100K
100K
100K
MUXOUTL
8
TREBLE(L)
18
MOUT(L)
17
16
R
M
BIN(L)
14
R
B
BOUT(L)
15
G
VOLUME
TREBLE
MIDDLE
BASS
SPKR ATT
LEFT
LOUT
27
0/30dB
2dB STEP
I
2
CBUS DECODER + LATCHES
21
SCL
22
SDA
20
DIGGND
G
VOLUME
TREBLE
MIDDLE
BASS
INPUT MULTIPLEXER
+ GAIN
9
MUXOUTR
19
TREBLE(R)
R
M
10
11
MOUT(R)
R
B
12
BIN(R)
SPKR ATT
RIGHT
26
ROUT
V
REF
24
SUPPLY
25
13
23
BOUT(R) CREF
V
S
AGND
5.6nF
18nF
2.7K
22nF 100nF
5.6K
100nF
10
µ
F
D98AU886
4/16
®
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