參數(shù)資料
型號(hào): TDA7406T
廠商: 意法半導(dǎo)體
英文描述: CAR RADIO SIGNAL PROCESSOR
中文描述: 汽車(chē)無(wú)線(xiàn)電信號(hào)處理器
文件頁(yè)數(shù): 21/49頁(yè)
文件大小: 823K
代理商: TDA7406T
21/49
TDA7406T
τ
DeempF
M
De-emphasis Time constants FM
V
LEVEL
>> V
HCH
25
50
75
μs
V
LEVEL
>> V
HCH
44
62.5
80
μs
V
LEVEL
>> V
HCH
50
75
100
μs
V
LEVEL
>> V
HCH
70
100
130
μs
M
FM
Highcut Time constant Multiplier FM
V
LEVEL
<< V
HCL
3
τ
DeempA
M
De-emphasis Time constants AM
V
LEVEL
>> V
HCH
37.5
μs
V
LEVEL
>> V
HCH
47
μs
V
LEVEL
>> V
HCH
56
μs
V
LEVEL
>> V
HCH
75
μs
M
AM
High cut Time constant Multiplier
AM
V
LEVEL
<< V
HCL
3.7
REF5V
Internal Reference Voltage
4.7
5
5.3
V
L
min
min. LEVEL Gain
-1
0
+1
dB
L
maxs
max. LEVEL Gain
5
6
7
dB
L
Gstep
LEVEL Gain Step Resolution
see section 2.7
0.2
0.4
0.6
dB
VSBL
min
Min. Voltage for Mono
see section 2.8
17
20
23
%REF5V
VSBL
max
Max. Voltage for Mono
see section 2.8
62
70
78
%REF5V
VSBL
step
Step Resolution
see section 2.8
1.6
3.3
5.0
%REF5V
VHCH
min
Min. Voltage for NO Highcut
see section 2.9
77
42
47
%REF5V
VHCH
max
Max. Voltage for NO Highcut
see section 2.9
58
66
74
%REF5V
VHCH
step
Step Resolution
see section 2.9
4.2
8.4
12.6
%REF5V
VHCL
min
Min. Voltage for FULL High cut
see section 2.9
15
17
19
%VHCH
VHCL
max
Max. Voltage for FULL High cut
see section 2.9
29
33
37
%VHCH
VHCL
step
Step Resolution
see section 2.9
2.1
4.2
6.3
%REF5V
Carrier and harmonic suppression at the output
α
19
Pilot Signalf=19kHz
40
50
dB
α
38
Subcarrier f=38kHz
75
dB
α
57
Subcarrier f=57kHz
62
dB
α
76
Subcarrier f=76kHz
90
dB
Table 2. ELECTRICAL CHARACTERISTICS
(continued)
V
S
= 9V, de-emphasis time constant = 50μs, MPX input voltage V
MPX
= 500mV (75kHz deviation),
modulation frequency = 1kHz, input gain = 6dB, T
amb
= 27°C, unless otherwise specified.
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
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