TDA7040 데이터 시트보기 (PDF) - Philips Electronics
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TDA7040 Datasheet PDF : 11 Pages
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Philips Semiconductors
Low voltage PLL stereo decoder
Product specification
TDA7040T
PARAMETER
ACI (Adjacent channel interference)
Vi(rms) L and R 120 mV;
Vp(rms) = 12 mV; f = 1 kHz;
VACI(RMS) = 1,3 mV; f = 114 kHz
VACI(RMS) = 1,3 mV; f = 190 kHz
Traffic radio (V.W.F.) suppression
α57 (VWF) = -V----o---(--s---p---uV---r-oi--o--(-u-s--si--g)---n-(-a-a--l-)-t---1(---a--k-t--H-1---z---k---H±----z-2--)-3-----H-----z-----)-
measured with: 91% stereo signal; fm = 1 kHz;
9% pilot signal; 5% traffic subcarrier
(f = 57 kHz, fm = 23 Hz AM, m = 60%)
SYMBOL
MIN.
TYP.
MAX.
UNIT
α114
−
90
−
dB
α119
−
85
−
dB
α57(VWF)
−
75
−
dB
September 1986
Fig.2 Test circuit.
5
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