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TDA7406T Datasheet, PDF (5/49 Pages) STMicroelectronics – CAR RADIO SIGNAL PROCESSOR
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TDA7406T
Table 1. ELECTRICAL CHARACTERISTICS
(VS=9V; Tamb=25°C; RL=10kΩ; all gains=0dB; f=1kHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
INPUT SELECTOR
Rin Input Resistance
all single ended Inputs
70
VCL Clipping Level
2.2
SIN Input Separation
80
GIN MIN Min. Input Gain
-1
GIN MAX Max. Input Gain
13
GSTEP Step Resolution
0.5
VDC DC Steps
Adjacent Gain Steps
-5
GMIN to GMAX
-10
Voffset Remaining offset with Autozero
DIFFERENTIAL STEREO INPUTS
Rin Input Resistance (see Fig. 1)
Differential
70
CMRR Common Mode Rejection Ratio VCM = 1VRMS @ 1kHz
46
VCM = 1VRMS @ 10kHz
46
eNO Output-Noise @ Speaker-Outputs 20Hz - 20kHz, flat; all stages 0dB
BEEP CONTROL
VRMS Beep Level
Mix-Gain = 6dB
250
fBeep Beep Frequency
fBeep1
475
fBeep2
740
fBeep3
1.48
fBeep4
2.28
MIXING CONTROL
MLEVEL Mixing Ratio
Main / Mix-Source
GMAX Max. Gain
13
AMAX Max. Attenuation
-83
ASTEP Attenuation Step
0.5
LOUDNESS CONTROL
ASTEP Step Resolution
0.5
AMAX Max. Attenuation
-21
fPeak Peak Frequency
fP1
180
fP2
360
fP3
540
fP4
720
VOLUME CONTROL
GMAX Max. Gain
30
Typ.
100
2.6
100
0
15
1
1
61
0.5
100
70
60
11
350
500
780
1.56
2.4
-6/-6
15
-79
1
1
-19
200
400
600
800
32
Max. Unit
130
kΩ
VRMS
dB
1
dB
17
dB
1.5
dB
5
mV
10
mV
mV
130
kΩ
dB
dB
µV
500 mV
525
Hz
820
Hz
1.64 kHz
2.52 kHz
dB
17
dB
-75
dB
1.5
dB
1.5
dB
-17
dB
220
Hz
440
Hz
660
Hz
880
Hz
34
dB
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