TDA7402 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TDA7402' PDF : 69 Pages View PDF
Electrical specifications
TDA7402
Table 2.
Symbol
Electrical characteristics (continued)
Parameter
Test condition
Min. Typ. Max. Unit
Speaker attenuator
Rin Input impedance
35
50
65
kΩ
GMAX Max. gain
14
15
16
dB
AMAX Max. attenuation
-83
-79
-75
dB
ASTEP Step resolution
0.5
1
1.5
dB
AMUTE Output mute attenuation
80
90
dB
EE Attenuation set error
) VDC DC steps
t(s Audio outputs
uc VCLIP
rod RL
P CL
te ROUT
le VDC
Clipping level
Output load resistance
Output load capacitance
Output impedance
DC voltage level
so Voice bandpass
uct(s) - Ob fHP Highpass corner frequency
olete Prod fLP Lowpass corner frequency
ObsSubwoofer attenuator
Adjacent attenuation steps
d = 0.3%
fHP1
fHP2
fHP3
fHP4
fHP5
fHP6
fHP7
fHP8
fLP1
fLP2
2
dB
0.1
5
mV
2.2 2.6
2
VRMS
kΩ
10
nF
30
100
W
4.3 4.5 4.7
V
81
90
99
Hz
122 135 148 Hz
162 180 198 Hz
194 215 236 Hz
270 300 330 Hz
405 450 495 Hz
540 600 660 Hz
675 750 825 Hz
2.7
3
3.3 kHz
5.4
6
6.6 kHz
Rin
GMAX
AATTN
ASTEP
AMUTE
EE
VDC
Input impedance
Max. gain
Max. attenuation
Step resolution
Output mute attenuation
Attenuation set error
DC steps
Adjacent attenuation steps
35
50
65
kΩ
14
15
16
dB
-83
-79
-75
dB
0.5
1
1.5
dB
80
90
dB
2
dB
1
5
mV
12/69
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