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TDA7402 Datasheet, PDF (10/59 Pages) STMicroelectronics – CARRADIO SIGNAL PROCESSOR
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TDA7402
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Conditio n
tAtt Attack time
tAtt1
tAtt2
tAtt3
tAtt4
tRel Release time
tRel1
tRel2
tRel3
tRel4
VREF Compander Reference Input-
Level (equals 0dB)
VREF1
VREF2
VREF3
CF Compression Factor
Output Signal / Input Signal
Notes: 1. If programmed as Subwoofer Diff.-Output
GENERAL
eNO Output Noise
BW = 20Hz - 20kHz
output muted
all gains = 0dB single ended inputs
S/N Signal to Noise Ratio
all gains = 0dB
flat; VO = 2VRMS
bass, treble at +12dB;
a-weighted; VO = 2.6VRMS
d
distortion
VIN = 1VRMS ; all stages 0dB
VOUT = 1VRMS ; Bass & Treble =
12dB
SC Channel Separation left/right
ET Total Tracking Error
AV = 0 to -20dB
AV = -20 to -60dB
Min .
Typ.
6
12
24
49
390
780
1.17
1.56
0.5
1.0
2.0
0.5
3
10
106
100
0.005
0.05
100
0
0
Max.
1
2
Unit
ms
ms
ms
ms
ms
ms
s
s
VRMS
VRMS
VRMS
µV
µV
dB
dB
%
%
dB
dB
dB
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