TDA7719
Electrical specifications and characteristics
Table 5.
Symbol
Electrical characteristics (continued)
Parameter Test condition
Min.
Typ.
Max.
Unit
Middle control
CRANGE
ASTEP
Control range
Step resolution
14
0.5
400
0.8
1.2
2
15
1
16
1.5
600
1.2
1.8
3
dB
dB
fC1
fC2
fC3
fC4
Q1
Q2
Q3
Q4
500
1
Hz
kHz
kHz
kHz
(2)
fc
Center frequency
Quality factor
1.5
2.5
0.5
0.75
1
0.45
0.65
0.9
1.1
0.55
0.85
1.1
1.4
(2)
QBASS
1.25
Treble control
CRANGE
ASTEP
Clipping level
14
0.5
8
15
1
16
1.5
12
dB
dB
Step resolution
fC1
fC2
fC3
fC4
10
kHz
kHz
kHz
kHz
10
12
14
12.5
15
15
(2)
fc
Center frequency
18
17.5
21
Speaker attenuators
AMIN
AMAX
ASTEP
AMUTE
EE
Min attenuation
-1
-89
0.5
80
0
-79
1
1
dB
dB
dB
dB
dB
mV
Max attenuation
Step resolution
Mute attenuation
Attenuation set error
DC steps
-69
1.5
90
2
5
VDC
Adjacent attenuation steps
0.1
Audio outputs
d = 0.3%; Byte8_D6=1
d = 1%; Byte8_D6=0
2
VRMS
VRMS
Ω
VCL
Clipping level
2.2
ROUT
RL
Output impedance
Output load resistance
Output load capacitor
DC voltage level
30
100
2
kΩ
nF
CL
10
VDC
3.8
4.0
4.2
V
Subwoofer attenuator
GMAX
AMAX
ASTEP
AMUTE
EE
Max gain
14
-89
0.5
80
15
-79
1
16
-69
1.5
dB
dB
dB
dB
dB
Max attenuation
Step resolution
Mute attenuation
Attenuation set error
90
2
11/45
STMICROELECTRONICS [ ST ]
