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TDA9550 датащи(PDF) 69 Page - NXP Semiconductors |
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TDA9550 датащи(HTML) 69 Page - NXP Semiconductors |
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69 / 125 page ![]() 2000 Jun 22 69 Philips Semiconductors Tentative Device Specification TV signal processor-Teletext decoder with embedded µ-Controller TDA955X/6X/8X PS/N1 series Table 43 EW width Table 44 EW parabola/width Table 45 EW upper/lower corner parabola Table 46 EW trapezium Table 47 Vertical slope Table 48 Vertical amplitude Table 49 S-correction Table 50 Vertical shift Table 51 Vertical zoom Table 52 Black level off-set R/G Table 53 White point R/G/B Table 54 Peaking centre frequency Table 55 Peaking control (overshoot in direction ‘black’) DAC SETTING CONTROL 0 output current 700 µA 3F output current 0 µA DAC SETTING CONTROL 0 output current 0 µA 3F output current 440 µA at top and bottom of screen DAC SETTING CONTROL 0 output current +76 µA 11 output current 0 µA 3F output current −207 µA DAC SETTING CONTROL 0 output current at top of screen 100 µA lower that at bottom 20 no correction 3F output current at top of screen 100 µA higher than at bottom DAC SETTING CONTROL 0 correction −20% 20 no correction 3F correction +20% DAC SETTING CONTROL 0 amplitude 80% 20 amplitude 100% 3F amplitude 120% DAC SETTING CONTROL 0 correction −10% 0E no correction 3F correction 25% DAC SETTING CONTROL 0 shift −5% 20 no correction 3F shift +5% DAC SETTING CONTROL 0 amplitude 75% 20 amplitude 100% 3F amplitude 138% DAC SETTING CONTROL 0 off-set of −160 mV 20 no off-set 3F off-set of +160 mV DAC SETTING CONTROL 0 gain −3 dB 20 no correction 3F gain +3 dB PF1 PF0 CENTRE FREQUENCY 0 0 2.7 MHz 0 1 3.1 MHz 1 0 3.5 MHz 1 1 spare DAC SETTING CONTROL 0 depeaking (overshoot −22%) 10 no peaking 3F overshoot 80% |
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