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TDA7439DS Datasheet(PDF) 4 Page - STMicroelectronics

Part No. TDA7439DS
Description  THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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TDA7439DS Datasheet(HTML) 4 Page - STMicroelectronics

 
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ELECTRICAL CHARACTERISTICS (continued.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
AUDIO OUTPUTS
VCLIP
Clipping Level
d = 0.3%
2.1
2.6
VRMS
RL
Output Load Resistance
2
K
RO
Output Impedance
10
40
70
VDC
DC Voltage Level
3.5
3.8
4.1
V
GENERAL
ENO
Output Noise
All gains = 0dB;
BW = 20Hz to 20KHz flat
515
µV
Et
Total Tracking Error
AV = 0 to -24dB
0
1
dB
AV = -24 to -47dB
0
2
dB
S/N
Signal to Noise Ratio
All gains 0dB; VO =1VRMS ;
95
106
dB
SC
Channel Separation Left/Right
80
100
dB
d
Distortion
AV =0; VI =1VRMS ;
0.01
0.08
%
BUS INPUT
VIL
Input Low Voltage
1V
VIH
Input High Voltage
3
V
IIN
Input Current
VIN = 0.4V
-5
0
5
µA
VO
Output Voltage SDA
Acknowledge
IO = 1.6mA
0.4
0.8
V
0/30dB
2dB STEP
MUXOUTL
VOLUME
VOLUME
TREBLE
TREBLE
TREBLE(L)
MIDDLE
MIDDLE
MUXOUTR
TREBLE(R)
BOUT(L)
SPKR ATT
LEFT
LOUT
SCL
SDA
DIGGND
ROUT
D98AU886
I
2CBUS DECODER + LATCHES
5.6nF
100K
100K
100K
100K
G
L-IN1
L-IN2
L-IN3
L-IN4
0.47
µF
0.47
µF
0.47
µF
0.47
µF
100K
100K
100K
100K
R-IN1
R-IN2
R-IN3
R-IN4
0.47
µF
0.47
µF
0.47
µF
0.47
µF
G
INPUT MULTIPLEXER
+ GAIN
MOUT(L)
BASS
BIN(L)
18nF
22nF
100nF
100nF
2.7K
5.6K
BASS
SPKR ATT
RIGHT
MOUT(R)
BOUT(R)
BIN(R)
5.6nF
18nF
22nF
100nF
100nF
2.7K
5.6K
SUPPLY
10
µF
CREF
AGND
V
S
R
M
R
B
RM
RB
27
4
5
6
7
3
2
1
28
21
22
20
26
24
25
9
19
10
11
12
13
23
818
17
16
14
15
VREF
TEST CIRCUIT
®
TDA7439DS
4/16


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