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TDA7402_07 Datasheet, PDF (13/71 Pages) STMicroelectronics – Car radio signal processor
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TDA7402
Electrical specifications
Table 2.
Symbol
Electrical characteristics (continued)
Parameter
Test condition
Subwoofer lowpass
fLP1
fLP Lowpass corner frequency
fLP2
fLP3
Differential outputs(4)
RL load resistance at each output
RDL load resistance differential
CLMAX Capacitive load at each output
CDLMAX Capacitive load differential
VOffset DC offset at pins
ROUT Output impedance
VDC DC voltage level
eNO Output noise
Compander
1VRMS; AC coupled; THD=1%
2VRMS; AC coupled; THD=1%
1VRMS; AC coupled; THD=1%
2VRMS; AC coupled; THD=1%
CLmax at each output to ground
CLmax between output terminals
Output muted
Output muted
GMAX max. compander gain
Vi < -46dB
Vi < -46dB, Anti-clip = on
tAtt
tRel
VREF
CF
tAtt1
tAtt2
Attack time
tAtt3
tAtt4
tRel1
Release time
tRel2
tRel3
tRel4
Compander reference input-level
(equals 0dB)
VREF1
VREF2
VREF3
Compression factor
Output signal / input signal
General
Min.
72
108
144
1
2
2
4
-10
4.3
Typ.
80
120
160
30
4.5
6
19
29
6
12
24
49
390
780
1.17
1.56
0.5
1.0
2.0
0.5
Max. Unit
88
Hz
132 Hz
176 Hz
kΩ
kΩ
kΩ
kΩ
10
nF
5
nF
10
mV
100
W
4.7
V
15
µV
dB
dB
ms
ms
ms
ms
ms
ms
s
s
VRMS
VRMS
VRMS
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