データシートサーチシステム |
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LM1281 データシート(PDF) 3 Page - National Semiconductor (TI) |
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LM1281 データシート(HTML) 3 Page - National Semiconductor (TI) |
3 / 14 page AC Electrical Characteristics See AC Test Circuit ( Figure 6), T A = 25˚C, VCC1 = VCC2 = 12V; V4 = 0V. Manually adjust Video Output pins 18, 20, and 23 to 4V DC for the AC test unless otherwise stated (Note 15) Symbol Parameter Conditions Typical (Note 5) Limit (Note 6) Units A V max Video Amplifier Gain V 13 = 4V, VIN = 400 mVPP 10.0 7.0 V/V (min) V drive = 4V 20.0 16.9 dB (min) ∆A V2V Contrast Attenuation @ 2V Ref: A V max, V13 = 2V −6 dB ∆A V 0.25V Contrast Attenuation @ 0.25V Ref: A V max, V13 = 0.25V −40 dB ∆Drive 2V Drive Attenuation @ 2V Ref: A V max, Vdrive = 2V −4.5 dB ∆Drive 0.25V Drive Attenuation @ 0.25V Ref: A V max, Vdrive = 0.25V −11 dB A V match Absolute Gain Match @ A V max V 13 = 4V, Vdrive = 4V (Note 9) ±0.3 dB A V track Gain Change between Amplifiers V 13 = 4V to 2V (Notes 9, 10) ±0.2 dB THD Video Amplifier Distortion V O = 1VPP,f = 10 kHz 1 % f(−3 dB) Video Amplifier Bandwidth (Notes 11, 12) V 13 = 4V, Vdrive = 3V, V O = 4VPP 85 MHz t r (Video) Video Output Rise Time (Note 11) V O = 4VPP 3.5 ns t f (Video) Video Output Fall Time (Note 11) V O = 4VPP 4.5 ns V sep 10 kHz Video Amplifier 10 kHz Isolation V 13 = 4V (Note 13) −70 dB V sep 10 MHz Video Amplifier 10 MHz Isolation V 13 = 4V (Notes 11, 13) −50 dB t r (Blank) Blank Output Rise Time (Note 11) Blank Output = 1V PP 8ns t f (Blank) Blank Output Fall Time (Note 11) Blank Output = 1V PP 14 ns t r-prop(Blank) End of Blanking Propagation Delay Blank Output = 1V PP 23 ns t f-prop (Blank) Start of Blanking Propagation Delay Blank Output = 1V PP 20 ns T pw (Clamp) Back Porch Clamp Pulse Width (Note 14) 200 ns (min) www.national.com 3 |
同様の部品番号 - LM1281 |
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同様の説明 - LM1281 |
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