MC13280 Motorola, MC13280 Datasheet
MC13280
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MC13280 Summary of contents
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... Advance Information 80/100 MHz Video Processor The MC13280AY and MC13281A/B are three channel wideband amplifiers designed for use as a video pre–amplifier in high resolution RGB color monitors. Features: 4.0 Vpp Output Swing 3.5 ns Rise/Fall Time, 100 MHz Bandwidth (MC13281A/B) 4.3 ns Rise/Fall Time, 80 MHz Bandwidth (MC13280AY) ...
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... Video Rise Time MC13280AY MC13281A/B Video Fall Time MC13280AY MC13281A/B Video Bandwidth MC13280AY MC13281A/B Power Supply Current NOTE recommended to use a double sided PCB layout for high frequency measurement (e.g., rise/fall time, bandwidth). 2 MC13280AY MC13281A/B Pin Min Typ Max Unit 7.6 8.0 8.4 Vdc Video V CC ...
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... Control Processor Contrast G Input G Subcontrast Contrast and Subcontrast Control Processor B Input B Subcontrast Contrast and Subcontrast Control Processor MOTOROLA ANALOG IC DEVICE DATA MC13280AY MC13281A/B Figure 1. Internal Block Diagram V ref1 R Channel V ref1 Clamp Blank Decoder G Channel V ref1 B Channel This device contains 272 active transistors. ...
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... N Contrast 10 14 Fast Commutate Emitter Output Emitter Output Emitter Output 4 MC13280AY MC13281A/B PIN FUNCTION DESCRIPTION Equivalent Internal Circuit 5 ref 5 Clamp 0 1.0 k 5 Video Video Signal ...
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... G Clamp Capacitor Clamp Capacitor 13 17 Video 5.0 V ref (V5 Clamp 20 24 Blank MOTOROLA ANALOG IC DEVICE DATA MC13280AY MC13281A/B Equivalent Internal Circuit 1.2 V Video Out Video Out Band Gap Regulator 5 0 ref1 ref2 ...
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... Each video amplifier is designed to have a –3.0 dB bandwidth of 100 MHz (MC13281, 80 MHz for the MC13280) with a gain about 5.6 V/ dB. Video Input The video input stages are high impedance and designed to accept a maximum signal of 1 ...
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... Decreasing the resistive load will MOTOROLA ANALOG IC DEVICE DATA MC13280AY MC13281A/B APPLICATION INFORMATION reduce the rise/fall time by increasing the driving current, but the output stage may be damaged due to increasing power dissipation at the same time ...
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... Contrast C1 0.1 R Input R Input C2 0.1 G Input G Input C3 0.1 B Input B Input Clamp Blank Clamp Blank Input Input 8 MC13280AY MC13281A/B CRT Driver V CC Reference Voltage 5.0 V 8.0 V C11 C12 VR2 VR3 C10 C9 0.1 0 Gnd V CC ...
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... Figure 4. RGB In/Out Linearity 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0 0.2 0.4 VIDEO INPUT (Vpp) Figure 6. Subcontrast Control 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0 2.0 4.0 SUBCONTRAST VOLTAGE (V) MOTOROLA ANALOG IC DEVICE DATA MC13280AY MC13281A/B 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0 0.6 0.8 0 CONTRAST CONTROL VOLTAGE (V) Figure 7. Crosstalk From Green to Red 0 –10 –20 –30 –40 –50 –60 –70 –80 6.0 1.0 Figure 5. Contrast Control 2.0 4.0 6.0 and Blue Channels ...
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... Figure 8. Rise Time for MC13281B NOTE: Recommend to use a double sided PCB without any socket for rise/fall time measurements, using an input pulse with 1.5 ns rise/fall time and an active probe with 1.7 pF capacitance loading. (Component Side) for MC13280AY, MC13281B Gnd 8.0 V NOTE Jumper ...
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... 0.25 (0.010) –A– –T– SEATING PLANE 0.25 (0.010) MOTOROLA ANALOG IC DEVICE DATA MC13280AY MC13281A/B OUTLINE DIMENSIONS P SUFFIX PLASTIC PACKAGE CASE 724–03 ISSUE D –B– NOTE 0.25 (0.010 ...
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... MFAX: RMFAX0@email.sps.mot.com – TOUCHTONE 602–244–6609 INTERNET: http://Design–NET.com 12 MC13280AY MC13281A/B are registered trademarks of Motorola, Inc. Motorola, Inc Equal JAPAN: Nippon Motorola Ltd.; Tatsumi–SPD–JLDC, 6F Seibu–Butsuryu–Center, 3–14–2 Tatsumi Koto–Ku, Tokyo 135, Japan. 03–81–3521–8315 ASIA/PACIFIC: Motorola Semiconductors H.K. Ltd. ...