TDA7402 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TDA7402' PDF : 69 Pages View PDF
TDA7402
Electrical specifications
Table 2.
Symbol
Electrical characteristics (continued)
Parameter
Test condition
Min. Typ. Max. Unit
Subwoofer lowpass
fLP1
fLP Lowpass corner frequency
fLP2
fLP3
Differential outputs(4)
72
80
88
Hz
108 120 132 Hz
144 160 176 Hz
1VRMS; AC coupled; THD=1%
1
kΩ
RL
load resistance at each output
2VRMS; AC coupled; THD=1%
2
kΩ
) 1VRMS; AC coupled; THD=1%
2
kΩ
t(s RDL load resistance differential
2VRMS; AC coupled; THD=1%
4
kΩ
uc CLMAX Capacitive load at each output CLmax at each output to ground
10
nF
rod CDLMAX Capacitive load differential
CLmax between output terminals
5
nF
P VOffset DC offset at pins
Output muted
-10
10
mV
te ROUT Output impedance
30
100
W
le VDC DC voltage level
4.3 4.5 4.7
V
so eNO Output noise
Output muted
6
15
µV
b Compander
) - O GMAX max. compander gain
duct(s tAtt Attack time
Obsolete Pro tRel Release time
Vi < -46dB
Vi < -46dB, Anti-clip = on
tAtt1
tAtt2
tAtt3
tAtt4
tRel1
tRel2
tRel3
tRel4
19
dB
29
dB
6
ms
12
ms
24
ms
49
ms
390
ms
780
ms
1.17
s
1.56
s
VREF
Compander reference input-level
(equals 0dB)
VREF1
VREF2
VREF3
0.5
VRMS
1.0
VRMS
2.0
VRMS
CF Compression factor
Output signal / input signal
0.5
13/69
Share Link: 
