TDA7411 Datasheet, PDF (6/43 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7411
ELECTRICAL CHARACTERISTICS (continued)
(V_S = 8V; T_amb = 25°C; R_L = 10KΩ; all gains = 0dB; f = 1KHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min. Typ. Max.
f_C Center Frequency
f_C1
54
60
66
f_C2
63
70
77
f_C3
72
80
88
f_C4
90
100 110
(150)⁽²⁾
Q_BASS Quality Factor
Q₁
0.9
1
1.1
Q₂
1.1 1.25 1.4
Q₃
1.3
1.5
1.7
Q₄
1.8
2
2.2
DC_GAIN Bass-DC-Gain
DC = off
DC = on
-1
0
1
3.5
4.4
5.5
MID CONTROL
C_RANGE Control Range
±13 ±15 ±17
A_STEP Step Resolution
0.5
1
1.5
f_C Center Frequency
f_C1
450 500 550
f_C2
0.9
1
1.1
f_C3
1.35 1.5 1.65
f_C4
1.8
2
2.2
Q_BASS Quality Factor
Q₁
0.9
1
1.1
Q₂
1.8
2
2.2
TREBLE CONTROL
G_MAX Control Range
±13 ±15 ±17
A_STEP Step Resolution
0.5
1
1.5
f_C Center Frequency
f_C1
8
10
12
f_C2
10
12.5
15
f_C3
12
15
18
f_C4
14
17.5
21
SPEAKER ATTENUATORS
R_in Impedance @ACin0,2,3
35
50
65
R_in Impedance @ACin1
R_in1
35
50
65
R_in2
28
40
52
R_in3
21
30
39
G_MAX Max. Gain
13
15
17
A_MAX Max. Attenuation
-74
-79
A_STEP Step Resolution
0.5
1
1.5
A_MUTE Output Mute Attenuation
80
90
E_E Attenuation Set Error
±2
V_DC DC Steps
Adjacent Attenuation Steps
-5
0.1
5
AUDIO OUTPUTS
V_CLIP Clipping Level
d = 0.3%
1.6
1.8
R_L Output Load Resistance
2
C_L Output Load Capacitance
10
Unit
Hz
Hz
Hz
Hz
dB
dB
dB
dB
Hz
kHz
kHz
kHz
dB
dB
KHz
KHz
KHz
KHz
kΩ
kΩ
kΩ
kΩ
dB
dB
dB
dB
dB
mV
V_RMS
kΩ
nF
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