TDA7402_07 Datasheet, PDF (12/71 Pages) STMicroelectronics – Car radio signal processor

Electrical specifications
Table 2.
Symbol
Electrical characteristics (continued)
Parameter
Test condition
Speaker attenuators
R_in
G_MAX
A_MAX
A_STEP
A_MUTE
E_E
V_DC
Input impedance
Max. gain
Max. attenuation
Step resolution
Output mute attenuation
Attenuation set error
DC steps
Audio outputs
V_CLIP
R_L
C_L
R_OUT
V_DC
Clipping level
Output load resistance
Output load capacitance
Output impedance
DC voltage level
Voice bandpass
f_HP Highpass corner frequency
f_LP Lowpass corner frequency
Subwoofer attenuators
R_in
G_MAX
A_ATTN
A_STEP
A_MUTE
E_E
V_DC
Input impedance
Max. gain
Max. attenuation
Step resolution
Output mute attenuation
Attenuation set error
DC steps
Adjacent attenuation steps
d = 0.3%
f_HP1
f_HP2
f_HP3
f_HP4
f_HP5
f_HP6
f_HP7
f_HP8
f_LP1
f_LP2
Adjacent attenuation steps
12/71
TDA7402
Min. Typ. Max. Unit
35
50
65
kΩ
14
15
16
dB
-83
-79
-75
dB
0.5
1
1.5
dB
80
90
dB
2
dB
0.1
5
mV
2.2 2.6
2
V_RMS
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
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