TDA7410ND Datasheet, PDF (15/34 Pages) STMicroelectronics – Signal processor for car radio applications

TDA7410ND
Description of the audioprocessor part
Table 6.
Symbol
Stereodecoder electrical characteristics (continued)
V_DD = 8.5V, Deemphasis time const = 50µs, V_MPX = 500mV, In Gain = 6dB, 75kHz
deviation, f = 1kHz, T_amb =25°C, unless otherwise spificied
Parameter
Test Condition
Min. Typ. Max.
Unit
Stereoblend and highcut control
REF5V
L_Gmin
L_Gmax
L_Gstep
VSBLmin
VSBLmax
VSBLstep
Groll
VHCHmin
VHCHmax
VHCHstep
VHCLmin
VHCLmax
Internal reference voltage
Min. level gain
Max. level gain
Level gain step resolution
Min. voltage for mono
Max. voltage for mono
Step resolution
Roll off compensation
Min. voltage for no highcut
Max. voltage for no highcut
Step resolution
Min. voltage for full highcut
Max. voltage for full highcut
Carrier and harmonic suppression at the output
α19
Pilot signal
α39
Subcarrier
α57
Subcarrier
α76
Subcarrier
f = 19kHz
f = 38kHz
f = 57kHz
f = 76kHz
ACI - Adjacent channel interference
α114
α190
Signal
Signal
f = 114kHz
f = 190kHz
5
V
0
dB
10
dB
0.67
dB
33
%REF5V
58
%REF5V
8.4
%REF5V
2.5
dB
42
%REF5V
66
%REF5V
8.4
%REF5V
17
%VHCH
33
%VHCH
40
dB
65
dB
55
dB
80
dB
80
dB
70
dB
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