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STV8207 датащи(PDF) 133 Page - STMicroelectronics |
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STV8207 датащи(HTML) 133 Page - STMicroelectronics |
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133 / 149 page ![]() 133/149 STV82x7 Electrical Characteristics 13.4 Crystal Oscillator 13.5 Analog Sound IF Signal Symbol Parameter Min. Typ. Max. Units fP Crystal Series Resonance Frequency (at C21 = C22 = 27 pF load capacitor) 27 MHz DF/FP Frequency Tolerance at 25 °C -30 +30 ppm DF/FT Frequency Stability versus Temperature within a range from 0 to 70 °C -30 +30 ppm C1 Motional Capacitor 15 fF RS Serial Resistance 30 Ω CS Shunt Capacitance 7pF Symbol Parameter Test Conditions Min. Typ. Max. Units BANDSIF SIF Frequency Flatness AGC_ERR at 0, frequency range from 4 to 7MHz 0.6 3 dB RINSIF SIF Input Resistance 60 72 85 k Ω DCINSIF SIF Input DC Level 0.9 V CINSIF SIF Input Capacitance 3 pF FM Carrier VSIFFM SIF Input Sensitivity SNR 40dB RMS unweighted, 20Hz-15kHz, Standard B/G 27 kHz FM Deviation,1kHz 350 µVPP DEVFM FM Maximum Deviation FM50k (Standard) Signal Lost, DK mode, FM prescale at 0 ±15 ±50 ±115 kHz FM200k ±200 ±320 FM350k ±350 ±560 FM500k ±500 ±700 DFSIFFM SIF Carrier Accuracy for FM Standard (FM50k) ±1 ±5 kHz Shifted Standard (FM50k with DCO compensation) ±120 kHz RFM/QPSK Carrier Ratio FM/QPSK for NICAM System NICAM mute, FAR_MODE is active, standard BG, 100mVPP level for FM carrier 40 dB AM Carrier VSIFAM SIF Input Sensitivity Unmodulated, -3 dB at output amplitude AGC_ERR at 21d Standard L, 54% AM Depth, 1kHz 19 mVPP VMAX_SIFAM SIF Maximum Input Level Unmodulated, THD at 1%, 54% AM Depth, AGC_ERR at 0 1.3 VPP DEVAM Modulation Depth for AM THD at 1% 0 100 % |
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