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TDA9802T 数据表(PDF) 9 Page - NXP Semiconductors |
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TDA9802T 数据表(HTML) 9 Page - NXP Semiconductors |
9 / 23 page November 1992 9 Philips Semiconductors Preliminary specification Multistandard VIF-PLL demodulator and FM-PLL detector TDA9802 Measurements from IF input to CVBS output (pin 7) 330 Ω between pins 13 and 14, sound carrier off Vo CVBS CVBS output signal on pin 7 (peak-to-peak value) 1.7 2.0 2.3 V ∆V o deviation of CVBS output signal at B/G 50 dB gain control −− 0.5 dB 30 dB gain control −− 0.1 dB black level tilt B/G standard; see note 12 −− 1% vertical tilt for worst case in L standard vision carrier modulated by test line (VITS) only; see note 12 −− 1.5 % ∆G differential gain − 25 % ∆ϕ differential phase − 1 3 deg B −3 dB video bandwidth CL < 20 pF; RL > 1kΩ 68 − MHz S/N(W) signal-to-noise ratio; weighted see Fig.5 and note 13 56 59 − dB α1.1 intermodulation at ‘blue’ see Fig.6 and note 14; f = 1.1 MHz 56 62 − dB intermodulation at ‘yellow’ 58 64 − dB α 3.3 intermodulation at ‘blue’ see Fig.6 and note 14; f = 3.3 MHz 56 62 − dB intermodulation at ‘yellow’ 57 63 − dB αC residual vision carrier (RMS value) fundamental wave − 110 mV harmonics − 110 mV α H suppression of video signal harmonics see note 10 35 40 − dB RR ripple rejection on pin 7 see Fig.9 25 28 − dB AGC detector (pin 19) tresp response to an increasing amplitude step of 50 dB in input signal B/G and L − 110 ms response to a decreasing amplitude step of 50 dB in input signal B/G − 50 100 ms L − 100 150 ms I19 charging current B/G and L; see note 12 0.85 1.1 1.35 mA additional charging current L in case of missing VITS pulses and no white video content 2.0 2.7 3.5 µA discharging current B/G 17 22 27 µA normal mode L 0.24 0.33 0.42 µA fast mode L 31 44 57 µA V19 AGC voltage see Fig.4 maximum gain 0 tbn − V minimum gain − tbn VP − 0.7 V V13 threshold voltage level see Fig.7 for additional charging current L 1.9 1.95 2.0 V for fast L mode L 1.6 1.65 1.7 V SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT |
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类似说明 - TDA9802T |
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