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TDA7402 Datasheet(PDF) 10 Page - STMicroelectronics

Part # TDA7402
Description  Car radio signal processor
PDF  71 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7402 Datasheet(HTML) 10 Page - STMicroelectronics

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Electrical specifications
TDA7402
10/71
Mixing control
MLEVEL Mixing ratio
Main / mix source
-6/-6
dB
GMAX
Max. gain
131517
dB
AMAX
Max. attenuation
-83
-79
-75
dB
ASTEP
Attennuation step
0.5
1
1.5
dB
Multiplexer output (1)
ROUT
Output impedance
225
300
W
RL
Output load resistance
2
k
Ω
CL
Output load capacitance
10
nF
VDC
DC voltage level
4.3
4.5
4.7
V
Loudness control
ASTEP
Step resolution
0.5
1
1.5
dB
AMAX
Max. attenuation
-21
-19
-17
dB
fPeak
Peak frequency
fP1
180
200
220
Hz
fP2
360
400
440
Hz
fP3
540
600
660
Hz
fP4
720
800
880
Hz
Volume control
GMAX
Max. gain
303234
dB
AMAX
Max. attenuation
-83
-79.5
-75
dB
ASTEP
Step resolution
0
0.5
1
dB
EA
Attenuation set error
G = -20 to +20dB
-0.75
0
+0.75
dB
G = -80 to -20dB
-4
0
3
dB
ET
Tracking error
2dB
VDC
DC steps
Adjacent attenuation steps
0.1
3
mV
From 0dB to GMIN
0.5
5
mV
Soft mute
AMUTE
Mute attenuation
80
100
dB
TD
Delay time
T1
0.48
1
ms
T2
0.96
2
ms
T3
70
123
170
ms
T4
200
324
600
ms
VTH low Low threshold for SM Pin
(2)
1V
Table 2.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit



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