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LM1246AAA データシート(PDF) 4 Page - National Semiconductor (TI) |
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LM1246AAA データシート(HTML) 4 Page - National Semiconductor (TI) |
4 / 51 page Video Signal Electrical Characteristics (Continued) Unless otherwise noted: T A = 25˚C, VCC = +5.0V, VIN = 0.70 VP-P,VABL =VCC,CL = 8 pF, Video Outputs = 2.0 VP-P. Setting numbers refer to the definitions in Table 1. Test Settings. See (Note 7) for Min and Max parameters and (Note 6) for Typicals. Symbol Parameter Conditions Min Typ Max Units Vid Threshold Video Threshold Normal Operation 80 mV V ABL TH ABL Control Range Upper Limit (Note 12), Test Setting 4, AC input signal. 4.8 V V ABL Range ABL Gain Reduction Range (Note 12), Test Setting 4, AC input signal. 2.8 V A V 3.5/AV Max ABL Gain Reduction at 3.5V (Note 12), Test Setting 4, AC input signal. V ABL = 3.5V −2 dB A V 2.0/AV Max ABL Gain Reduction at 2.0V (Note 12), Test Setting 4, AC input signal. V ABL = 2.0V −12 dB I ABL Active ABL Input Bias Current during ABL (Note 12), Test Setting 4, AC input signal. V ABL =VABL MIN GAIN 10 µA I ABL Max ABL Input Current Sink Capability (Note 12), Test Setting 4, AC input signal. 1.0 mA V ABL Max Maximum ABL Input Voltage during Clamping (Note 12), Test Setting 4, AC input signal. I ABL =IABL MAX V CC + 0.1 V A V ABL Track ABL Gain Tracking Error Table 9. Page RAM Format (9-bit mode), Test Setting 4, 0.7 V P-P input signal, ABL voltage set to 4.5V and 2.5V. 4.5 % R IP Minimum Input Resistance (pins 5, 6, 7) Test Setting 4. 20 M Ω OSD Electrical Characteristics Unless otherwise noted: T A = 25˚C, VCC = +5.0V. See (Note 7) for Min and Max parameters and (Note 6) for Typicals. Symbol Parameter Conditions Min Typ Max Units V OSDHIGH max Maximum OSD Level with OSD Contrast 11 Palette Set at 111, OSD Contrast = 11, RGB Gain = 96, DC Offset = 4 3.85 V V OSDHIGH 10 Maximum OSD Level with OSD Contrast 10 Palette Set at 111, OSD Contrast = 10, RGB Gain = 96, DC Offset = 4 3.27 V V OSDHIGH 01 Maximum OSD Level with OSD Contrast 01 Palette Set at 111, OSD Contrast = 01, RGB Gain = 96, DC Offset = 4 2.70 V V OSDHIGH 00 Maximum OSD Level with OSD Contrast 00 Palette Set at 111, OSD Contrast = 00, RGB Gain = 96, DC Offset = 4 1.97 V ∆V OSD (Black) Difference between OSD Black Level and Video Black Level (same channel) Register 08=0x18, Input Video = Black, Same Channel, Test Setting 8 20 mV ∆V BL,OSD-Video (Ch to Ch) Difference between OSD Black Level and Video Black Level between Channels Register 08=0x18, Input Video = Black, Same Channel, Test Setting 8 20 mV ∆V OSD (White) Output Match between Channels Palette Set at 111, OSD Contrast = 11, Maximum difference between R, G and B 3% ∆V OSD/VVideo (White) Matching of OSD to Video peak to peak amplitude ratios between channels, normalized to the smallest ratio. Palette Set at 111, OSD Contrast = 10, Test Setting 4 3% V OSD-out (Track) Output Variation between Channels OSD contrast varied from max to min 3% www.national.com 4 |
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同様の説明 - LM1246AAA |
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