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TDA7402 Datasheet, PDF (6/59 Pages) STMicroelectronics – CARRADIO SIGNAL PROCESSOR
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TDA7402
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Conditio n
GMAX Max. Gain
AMAX Max. Attenuation
ASTEP Attennuation Step
MULTIPLEXER OUTPUT 1
ROUT Output Impedance
RL Output Load Resistance
CL Output Load Capacitance
VDC DC Voltage Level
LOUDNESS CONTROL
ASTEP Step Resolution
AMAX Max. Attenuation
fPeak Peak Frequency
fP1
fP2
fP3
fP4
VOLUME CONTROL
GMAX Max. Gain
AMAX Max. Attenuation
ASTEP Step Resolution
EA Attenuation Set Error
G = -20 to +20dB
G = -80 to -20dB
ET Tracking Error
VDC DC Steps
Adjacent Attenuation Steps
From 0dB to GMIN
SOFT MUTE
AMUTE Mute Attenuation
TD Delay Time
T1
T2
T3
T4
VTH low Low Threshold for SM-Pin2
Min. Typ. Max. Unit
15
dB
-79
dB
1
dB
225
Ω
2
kΩ
10
nF
4.5
V
1
dB
19
dB
200
Hz
400
Hz
600
Hz
800
Hz
15.5
dB
79.5
dB
0.5
dB
-0.75 0 +0.75 dB
-4
0
3
dB
2
dB
0.1
3
mV
0.5
5
mV
80
100
dB
0.48
ms
0.96
ms
123
ms
324
ms
1
V
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