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LM1207N データシート(PDF) 1 Page - National Semiconductor (TI) |
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LM1207N データシート(HTML) 1 Page - National Semiconductor (TI) |
1 / 24 page TLH11881 January 1996 LM1205LM1207 130 MHz85 MHz RGB Video Amplifier System with Blanking General Description The LM1205LM1207 is a very high frequency video amplifi- er system intended for use in high resolution RGB monitor applications In addition to the three matched video amplifi- ers the LM1205LM1207 contains three gated single end- ed input black level clamp comparators for brightness con- trol three matched DC controlled attenuators for contrast control and three DC controlled sub-contrast attenuators providing gain trim capability for white balance All DC con- trol inputs offer high input impedance and an operation range from 0V to 4V for easy interface to bus controlled alignment systems The LM1205LM1207 also contains a blanking circuit which clamps the video output voltage dur- ing blanking to within 01V above ground This feature pro- vides blanking capability at the cathodes of the CRT A spot killer is provided for CRT phosphor protection during power- down Features Y Three wideband video amplifiers 130 MHz (LM1205) b 3dB(4VPP output) Y Matched (g01 dB or 12%) attenuators for contrast control Y Three externally gated single ended input comparators for cutoff and brightness control Y 0V to 4V high input impedance DC contrast control (l40 dB range) Y 0V to 4V high input impedance DC drive control for each video amplifier (b6 dB to 0 dB range) Y Spot killer blanks output when VCC k 106V Y Capable of 7 VPP output swing (slight reduction in bandwidth) Y Output stage blanking Y Output stage directly drives most hybrid or discrete CRT drivers Applications Y High resolution RGB CRT monitors Y Video AGC amplifiers Y Wideband amplifiers with gain and DC offset controls Y Interface amplifiers for LCD or CCD systems Block and Connection Diagram TLH11881 – 1 FIGURE 1 Order Number LM1205N or LM1207N See NS Package Number N28B C1996 National Semiconductor Corporation RRD-B30M66Printed in U S A |
同様の部品番号 - LM1207N |
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同様の説明 - LM1207N |
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