TDA7419_09 Datasheet, PDF (12/40 Pages) STMicroelectronics – 3 band car audio processor

Electrical specifications
TDA7419
Table 6.
Symbol
Electrical characteristics (continued)
V_S = 8.5V; T_amb = 25°C; R_L = 10kΩ; all gains = 0 dB; f = 1 kHz; unless otherwise specified
Parameter
Test condition
Min. Typ. Max. Unit
Middle control
C_RANGE Control range
A_STEP Step resolution
f_c Center frequency
Q_BASS Quality factor
Treble control
C_RANGE Clipping level
A_STEP Step resolution
fc Center frequency
Speaker attenuators
G_MAX
A_MAX
A_STEP
A_MUTE
E_E
V_DC
Max gain
Max attenuation
Step resolution
Mute attenuation
Attenuation set error
DC steps
AUdio outputs
V_CL
R_OUT
R_L
C_L
V_DC
Clipping level
Output impedance
Output load resistance
Output load capacitor
DC voltage level
Subwoofer attenuator
G_MAX
A_MAX
Max gain
Max attenuation
f_C1
f_C2
f_C3
f_C4
Q₁
Q₂
Q₃
Q₄
f_C1
f_C2
f_C3
f_C4
Adjacent attenuation steps
d = 0.3%
±14 ±15 ±16 dB
0.5
1
1.5
dB
400 500 600 Hz
0.8
1
1.2 kHz
1.2 1.5 1.8 kHz
2
2.5
3
kHz
0.45 0.5 0.55
0.65 0.75 0.85
0.9
1
1.1
1.1 1.25 1.4
±14 ±15 ±16 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
14
15
16
dB
-83
-79
-75
dB
0.5
1
1.5
dB
80
90
dB
2
dB
-5
0.1
5
mV
1.8
2
V_RMS
30
100
W
2
kΩ
10
nF
3.8 4.0 4.2
V
14
15
16
dB
-83
-79
-75
dB
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