TDA7719 Datasheet, PDF (11/45 Pages) STMicroelectronics – 3 band car audio processor

TDA7719
Electrical specifications and characteristics
Table 5. Electrical characteristics (continued)
Symbol
Parameter
Test condition
Middle control
C_RANGE
A_STEP
Control range
Step resolution
f_c(2)
Center frequency
Q_BASS(2) Quality factor
Treble control
C_RANGE
A_STEP
Clipping level
Step resolution
f_c(2)
Center frequency
Speaker attenuators
A_MIN
A_MAX
A_STEP
A_MUTE
E_E
V_DC
Min attenuation
Max attenuation
Step resolution
Mute attenuation
Attenuation set error
DC steps
Audio outputs
V_CL
Clipping level
R_OUT
R_L
C_L
V_DC
Output impedance
Output load resistance
Output load capacitor
DC voltage level
Subwoofer attenuator
G_MAX
A_MAX
A_STEP
A_MUTE
E_E
Max gain
Max attenuation
Step resolution
Mute attenuation
Attenuation set error
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%; Byte8_D6=1
d = 1%; Byte8_D6=0
Min. Typ. Max. Unit
±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
-1
0
1
dB
-89 -79 -69
dB
0.5
1
1.5
dB
80
90
dB
2
dB
0.1
5
mV
2
V_RMS
2.2
V_RMS
30
100
Ω
2
kΩ
10
nF
3.8
4.0
4.2
V
14
15
16
dB
-89 -79 -69
dB
0.5
1
1.5
dB
80
90
dB
2
dB
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