TDA4340X Просмотр технического описания (PDF) - Siemens AG
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TDA4340X Datasheet PDF : 15 Pages
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TDA 4340X
3.3 AC/DC Characteristics (cont’d)
VS = 10 V, TA = 25 °C
Parameter
Symbol
Limit Values Unit
min. typ. max.
Test Condition
Carrier and Harmonic Suppression
Pilotsignal
subcarrier
a19
a38
a 1)
57
a 1)
76
44 50
44 50
50 60
50 60
Intermodulation
fmod = 10 kHz
a 1)
2
60 65
fmod = 13 kHz
a 1)
3
60 75
Traffic Radio
f = 57 kHz
a 1)
57
70
dB
f = 19 kHz
dB
f = 38 kHz
dB
f = 57 kHz
dB
f = 76 kHz
dB
fS = 2 × 10 kHz … 19 kHz
91 % Mono, 9 % pilot, ƒS = 1 kHz
dB
fS = 3 × 13 kHz … 38 kHz
91 % Mono, 9 % pilot, ƒS = 1 kHz
dB
fS = 1 kHz ± 23 Hz
91 % Mono, 9 % pilot, fm = 1 kHz,
5 % Traffic Radio Carrier
(f = 57 kHz, fm = 23 Hz AM,
m = 60 %)
SCA (subsidiary communications authorization)
f = 67 kHz
a 1)
67
70
ACI (adjacent channel interference)
f = 119 kHz
f = 190 kHz
Ripple rejection
a 1)
114
a 1)
190
1)
1) No subject of production testing.
80
70
60 70
dB
fS = 9 kHz
81 % Mono, 9 % pilot,
fm = 1 kHz, 10 % SCA carrier
dB
dB
dB
V5 = 10 V, 100 mVrms, f = 1 kHz
Semiconductor Group
8
04.96
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