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TDA4557 датащи(PDF) 6 Page - NXP Semiconductors |
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TDA4557 датащи(HTML) 6 Page - NXP Semiconductors |
6 / 11 page March 1991 6 Philips Semiconductors Product specification Multistandard decoder TDA4557 Demodulator part (SECAM) Colour difference signals (see note 3) output voltage (proportional to V13-9) (peak-to-peak value) −(R-Y) signal (pin 1) V1(p-p) − 1.05 − V −(B-Y) signal (pin 3) V3(p-p) − 1.33 − V Ratio of colour difference output signals (R-Y)/(B-Y) V1/3-9 − 0.79 (1) ± 10% − Residual carrier (4 to 5 MHz) (peak-to-peak value) V1,3(p-p) − 20 30 mV Residual carrier (8 to 10 MHz) (peak-to-peak value) V1,3(p-p) − 20 30 mV H/2 ripple at (R-Y) (B-Y) outputs (pins 1 and 3) (peak-to-peak value) with fo signals V1,3(p-p) −− 30 mV DC output voltage V1,3-9 7.0 7.7 8.4 V Shift of inserted levels relative to levels of demodulated fo frequencies (IC only) ∆V/∆T(R-Y) − 0.5 0.6 mV/K ∆V/∆V P − 8 − mV/V HUE control (NTSC)/service switch Phase shift of reference carrier at V17-9 =2V −φ 30 40 − deg at V17-9 =3V φ− 0 − deg at V17-9 =4V +φ 30 40 − deg Input resistance R17-9 − 5 − k Ω Service position Switching voltage (pin 17) burst OFF; colour ON (for oscillator adjustment) V17-9 0 − 0.5 V HUE control OFF; colour ON (for forced colour ON) V17-9 6 − VP V Crystal oscillator (pin 19) For double colour subcarrier frequency input resistance R19-9 − 350 −Ω lock-in-range referred to subcarrier frequency ∆f ± 400 −− Hz PARAMETER SYMBOL MIN. TYP. MAX. UNIT |
Аналогичный номер детали - TDA4557 |
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Аналогичное описание - TDA4557 |
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