Datenblatt-Suchmaschine für elektronische Bauteile |
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TDA8303 Datenblatt(PDF) 8 Page - NXP Semiconductors |
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TDA8303 Datenblatt(HTML) 8 Page - NXP Semiconductors |
8 / 21 page July 1992 8 Philips Semiconductors Preliminary specification Small signal combination IC for black/white TV TDA8303 TDA8303A S/N signal-to-noise ratio 10 mV input signal 50 57 − dB S/N signal-to-noise ratio end of gain control range 50 62 − dB V17 residual carrier signal − 210 mV V17 residual 2nd harmonic of carrier signal − 210 mV Tuner AGC V8-9(RMS) minimum starting point for tuner take −over (RMS value) −− 0.2 mV V8-9(RMS) maximum starting point for tuner take −over (RMS value) 100 150 − mV I5 maximum tuner AGC output swing V5 = 3 V 4 −− mA V5 output saturation voltage I5 = 2 mA −− 300 mV IL leakage current (pin 5) −− 1 µA ∆VI input signal variation complete tuner control 0.2 2 4 dB V1 minimum voltage tuner take −over −− 1V AFC circuit I19 AFC sample-and-hold switch-off current 0.1 −− mA IO output current (pin 19) V19 = 0 V − 0.1 0.3 mA ILO output leakage current (pin 19) −− 2 µA V18 AFC output voltage swing notes 18 and 19 10.5 − 11.5 V I18 available output current 0.2 −− mA control slope − 100 − mV/kHz VO output voltage (pin 18) AFC off 5.5 6 6.5 V RO AFC output resistance − 40 − k Ω V18 output voltage swing notes 25 and 26 − 11 − V control slope notes 25 and 26 − 80 − mV/kHz V18 output voltage shift with respect to VI = 10 mV(RMS) notes 25 and 26 −−2 − V SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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