TDA7405 STMicroelectronics, TDA7405 Datasheet - Page 24

• Manufacturer Part Number: TDA7405
• Description: IC PROCESSOR EQUALIZER 44-TQFP
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7405

• Mounting Type: Surface Mount
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Applications: -

Table 7. ELECTRICAL CHARACTERISTICS (continued)
V
modulation frequency = 1kHz, input gain = 6dB, T
TDA7405
24/57
VHCH
VHCH
VHCH
VHCL
VHCL
VHCL
Carrier and harmonic suppression at the output
Intermodulation (Note 1)
VSBL
VSBL
VSBL
Symbol
S
REF5V
DeempF
L
DeempA
L
M
M
L
Gstep
maxs
= 9V, deemphasis time constant = 50µs, MPX input voltage V
min
M
M
19
38
57
76
FM
AM
max
step
max
step
max
step
min
min
min
Deemphasis Timeconstants FM
Highcut Timeconstant Multiplier FM V
Deemphasis Timeconstants AM
Highcut Timeconstant Multiplier
AM
Internal Reference Voltage
min. LEVEL Gain
max. LEVEL Gain
LEVEL Gain Step Resolution
Min. Voltage for Mono
Max. Voltage for Mono
Step Resolution
Min. Voltage for NO Highcut
Max. Voltage for NO Highcut
Step Resolution
Min. Voltage for FULL High cut
Max. Voltage for FULL High cut
Step Resolution
Pilot Signalf=19kHz
Subcarrier f=38kHz
Subcarrier f=57kHz
Subcarrier f=76kHz
Parameter
V
V
V
V
V
V
V
V
V
see section 2.7
see section 2.8
see section 2.8
see section 2.8
see section 2.9
see section 2.9
see section 2.9
see section 2.9
see section 2.9
see section 2.9
LEVEL
LEVEL
LEVEL
LEVEL
LEVEL
LEVEL
LEVEL
LEVEL
LEVEL
LEVEL
Test Conditions
>> V
>> V
>> V
>> V
<< V
>> V
>> V
>> V
>> V
<< V
amb
HCH
HCH
HCH
HCH
HCL
HCH
HCH
HCH
HCH
HCL
= 27°C, unless otherwise specified.
MPX
Min.
4.7
0.2
1.6
4.2
2.1
25
44
50
70
17
62
37
58
15
29
40
-1
5
= 500mV (75kHz deviation),
Typ.
62.5
37.5
100
3.7
0.4
3.3
8.4
4.2
50
75
47
56
75
20
70
42
66
17
33
50
75
62
90
3
5
0
6
Max.
12.6
100
130
5.3
0.6
5.0
6.3
75
80
23
78
47
74
19
37
1
7
%REF5V
%REF5V
%REF5V
%REF5V
%REF5V
%REF5V
%REF5V
%VHCH
%VHCH
Unit
dB
dB
dB
dB
dB
dB
dB
µs
µs
µs
µs
µs
µs
µs
µs
V