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TDA7402 bảng dữ liệu(PDF) 33 Page - STMicroelectronics

tên linh kiện TDA7402
Giải thích chi tiết về linh kiện  Car radio signal processor
PDF  71 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
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TDA7402 bảng dữ liệu(HTML) 33 Page - STMicroelectronics

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TDA7402
Stereo decoder part
33/71
De-emphasis and highcut
τ
DeempFM
De-emphasis timeconstants FM
VLEVEL >> VHCH
25
50
75
µs
VLEVEL >> VHCH
44
62.5
80
µs
VLEVEL >> VHCH
50
75
100
µs
VLEVEL >> VHCH
70
100
130
µs
MFM
Highcut timeconstant multiplier FM
VLEVEL << VHCL
3
τ
DeempAM
De-emphasis timeconstants AM
VLEVEL >> VHCH
37.5
µs
VLEVEL >> VHCH
47
µs
VLEVEL >> VHCH
56
µs
VLEVEL >> VHCH
75
µs
MAM
Highcut timeconstant multiplier AM
VLEVEL << VHCL
3.7
REF5V
Internal reference voltage
4.7
5
5.3
V
Lmin
min. LEVEL gain
-1
0
1
dB
Lmaxs
max. LEVEL gain
5
6
7
dB
LGstep
LEVEL gain step resolution
see section 2.7
0.2
0.4
0.6
dB
VSBLmin
Min. voltage for mono
see section 2.8
17
20
23
%REF
5V
VSBLmax Max. voltage for mono
see section 2.8
62
70
78
%REF
5V
VSBLstep Step resolution
see section 2.8
1.6
3.3
5.0
%REF
5V
VHCHmin Min. voltage for NO highcut
see section 2.9
37
42
47
%REF
5V
VHCHmax Max. voltage for NO highcut
see section 2.9
58
66
74
%REF
5V
VHCHstep Step resolution
see section 2.9
4.2
8.4
12.6
%REF
5V
VHCLmin Min. voltage for FULL high cut
see section 2.9
15
17
19
%VHCH
VHCLmax Max. voltage for FULL high cut
see section 2.9
29
33
37
%VHCH
VHCLstep Step resolution
see section 2.9
2.1
4.2
6.3
%REF
5V
Carrier and harmonic suppression at the output
α19
Pilot signal f=19kHz
40
50
dB
α38
Subcarrier f=38kHz
75
dB
α57
Subcarrier f=57kHz
62
dB
α76
Subcarrier f=76kHz
90
dB
Table 7.
Electrical characteristics (continued)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit



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