TDA7407D Datasheet, PDF (6/34 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7407D
Table 6. Electrical Characteristics (continued)
(V_S = 9V; T_amb = 25°C; R_L = 10KΩ; all gains = 0dB; f = 1KHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
f_C
Center Frequency
f_C1
450 500 550
Hz
f_C2
0.9
1
1.1 kHz
f_C3
1.35 1.5 1.65 kHz
f_C4
1.8
2
2.2 kHz
Q_MID Quality Factor
Q₁
0.9
1
1.1
Q₂
1.8
2
2.2
TREBLE CONTROL
) _{CRANGE Control Range}
t(s ASTEP Step Resolution
uc ^fC
Center Frequency
lete ^{Pruocdt(s) SPEAKER ATTENUATORS}
so ^{rod RIN Input Impedance}
GMAX Max Gain
- ^{Ob te P AMAX Max Attenuation}
) ^{le ASTEP Step Resolution}
t(s ^{o AMUTE Output Mute Attenuation}
c ^{bs EE Attenuation Set Error}
u O _{VDC DC Steps}
rod ^{) - AUDIO OUTPUTS}
P _t(s VCLIP ^{Clipping Level}
te ^{c RL Output Load Resistance}
le du CL ^{Output Load Capacitance}
so ^{ro ROUT Output Impedance}
b P _{VDC DC Voltage Level}
O _{te GENERAL}
Obsole ^{eNO Output Noise}
f_C1
f_C2
f_C3
f_C4
Adjacent Attenuation Steps
d = 0.3%
BW = 20 Hz to 20 KHz
output muted
BW = 20 Hz to 20 KHz
all gain = 0dB
±13 ±15 ±17
dB
0.5
1
1.5
dB
8
10
12
KHz
10
12.5
15
KHz
12
15
18
KHz
14
17.5
21
KHz
35
50
65
KΩ
13
15
17
dB
-70
-79
dB
0.5
1
1.5
dB
80
90
dB
±2
dB
0.1
5
mV
2.2
2.6
VRMS
2
KΩ
10
nF
30
120
Ω
4.3
4.5
4.7
V
3
15
µV
6.5
15
µV
S/N Signal to Noise Ratio
all gain = 0dB flat; V_O = 2V_RMS
102 110
dB
bass treble at 12dB;
96
100
dB
a-weighted; V_O = 2.6V_RMS
d
Distortion
V_IN = 1V_RMS; all stages 0dB
0.002 0.1
%
V_IN = 1V_RMS; Bass & Treble =
12dB
0.05 0.1
%
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