TDA7406 Datasheet, PDF (15/64 Pages) STMicroelectronics – Car radio signal processor

TDA7406
Audioprocessor part
Table 4.
Symbol
Audioprocessor electrical characteristics (continued)
(V_S=9V; T_amb=25°C; R_L=10kΩ; all gains=0dB; f=1kHz; unless otherwise specified)
Parameter
Test Condition
Min. Typ. Max. Unit
HIGH PASS
f_HP Highpass corner frequency
SUBWOOFER ATTENUATOR
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
SUBWOOFER Lowpass
f_LP Lowpass corner frequency
GENERAL
e_NO Output Noise
S/N Signal to Noise Ratio
d distortion
S_C Channel Separation left/right
f_HP1
f_HP2
f_HP3
f_HP4
Adjacent Attenuation Steps
81
90
99
Hz
122 135 148 Hz
162 180 198 Hz
194 215 236 Hz
35
50
65
kΩ
14
15
16
dB
-83
-79
-75
dB
0
1
1.5
dB
80
90
dB
2
dB
1
5
mV
f_LP1
72
80
88
Hz
f_LP2
108 120 132 Hz
f_LP3
144 160 176 Hz
BW = 20Hz - 20kHz
output muted
3
15
µV
BW = 20Hz - 20kHz
all gains = 0dB
single ended inputs
µV
10
20
µV
all gains = 0dB
flat; V_O = 2V_RMS
All EQ-bands at +12dB; Q = 1.0
a-weighted; V_O = 2.6V_RMS
V_IN = 1V_RMS; all stages 0dB
V_OUT = 1V_RMS; Bass & Treble =
12dB
103
dB
87
dB
0.01 0.1
%
0.05 0.1
%
80
90
dB
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