TDA7409 ST Microelectronics, TDA7409 Datasheet - Page 6

• Manufacturer Part Number: TDA7409
• Description: CARRADIO-SIGNAL-PROCESSOR
• Manufacturer: ST Microelectronics

TDA7409
ELECTRICAL CHARACTERISTICS (continued)
6/25
TREBLE CONTROL
SPEAKER ATTENUATORS
FADER OUTPUTS
SUBWOOFER ATTENUATORS
Symbol
C
C
C
DC
Q
A
A
A
A
A
V
R
RANGE
RANGE
RANGE
V
V
MUTE
T
MUTE
Vth
BASS
STEP
STEP
STEP
E
CLIP
R
C
OUT
f
GAIN
DC
ZC
DC
C
E
L
L
Quality Factor
Bass-DC-Gain
Control Range
Step Resolution
Center Frequency
Control Range
Step Resolution
Output Mute Attenuation
Attenuation Set Error
DC Steps
Zero Cross Timer
Zero Cross Threshold
Clipping Level
Output Load Resistance
Output Load Capacitance
Output Impedance
DC Voltage Level
Control Range
Step Resolution
Output Mute Attenuation
Parameter
Q
Q
Q
Q
DC = off
DC = on
f
f
f
f
only for attenuation up to 24dB
Adjacent Attenuation Steps
Data bit D1=1 , D2=1
d = 0.3%
C1
C2
C3
C4
1
2
3
4
Test Conditions
Min.
2.20
+14
0.9
1.1
1.3
1.8
0.5
-53
4.3
-53
0.5
0.5
10
12
14
80
29
80
-1
-2
4
8
2
Typ.
1.25
12.5
17.5
0.10
2.60
+20
+15
1.5
4.4
4.5
10
15
50
90
37
30
50
90
1
2
0
1
1
1
Max.
+16
100
1.1
1.4
1.7
2.2
1.5
-47
1.5
4.7
-47
1.5
12
15
18
21
45
10
1
6
2
5
V
Unit
kHz
kHz
kHz
kHz
mV
mV
ms
k
dB
dB
dB
dB
dB
dB
dB
dB
nF
dB
dB
dB
RMS
V