TDA7409 Datasheet, PDF (4/25 Pages) STMicroelectronics – CARRADIO-SIGNAL-PROCESSOR

TDA7409
ELECTRICAL CHARACTERISTICS (V_S =9V; T_AMB=25 ;R_L=10kΩ; all gains = 0dB; f = 1kHz; unless otherwise
specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
INPUT SELECTOR
R_in Input Resistance
all single ended Inputs
70
100 130
kΩ
V_CL Clipping Level
2.20 2.60
V_RMS
S_IN Input Separation
80
100
dB
G_{IN MIN} Min. Input Gain
-1
0
1
dB
G_{IN MAX} Max. Input Gain
18
20
22
dB
G_STEP Step Resolution
0.5
1
1.5
dB
V_DC DC Steps
Adjacent Gain Steps
G_MIN to G_MAX
-5
1
5
mV
-10
5
10
mV
V_offset Remaining offset with AutoZero
0.5
mV
BEEP CONTROL
V_RMS Beep Level
250 350 500 mV
f_B
Beep Frequency
f_B1
740 781 820
Hz
f_B2
1.48 1.56 1.64 kHz
f_B3
1.7
1.8
1.9
kHz
MIXING CONTROL
M_LEVEL Mixing Level
Main / Mix-Source
Main / Mix-Source
0/00
dB
-0.5/- -3.5/- -2.5/- dB
10.6 9.6
8.6
Main / Mix-Source
-5/-5 -6/-6 -7/-7 dB
Main / Mix-Source
-11/- -12/- -13/- dB
1.5
2.5
3.5
VOLUME CONTROL
G_MAX Max. Gain
28
30
32
dB
A_MAX Max. Attenuation
-83
-79
-75
dB
A_STEP Step Resolution
0.5
1
1.5
dB
E_A Attenuation Set Error
G = -20 to +20dB
-1
0
1
dB
G = -80 to -20dB
-4
0
3
dB
E_T Tracking Error
2
dB
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