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    | Partname: | MAX7444ESA |  | Description: | +5 V, triple-channel video reconstruction filter and buffer |  | Manufacturer: | Maxim Integrated Products |  | Package: | SO |  | Pins: | 8 |  | Oper. temp.: | -40 to 85 |  | Datasheet: | PDF (239K). Click here to download *)
 |  | The MAX7443/MAX7444 are low-cost, triple-channel video reconstruction filters for S-video and CVBS video signals. These devices are ideal for anti-aliasing and DAC smoothing video applications such as set-top boxes, DVD players, hard-disk recorders (HDRs), and personal video recorders. These filters operate from a single +5V supply. They are optimized for NTSC, PAL, and standard-definition digital TV (SDTV) video systems. Each channel consists of a lowpass filter and an adjustable-gain output buffer capable of driving two standard 150 video loads. The output buffers can drive either an AC or a DC load such that the blanking level voltage after the backmatch resistor is less than 1V. The Y and C video inputs are summed to produce the composite video output. The MAX7444 offers highfrequency boost to improve picture sharpness. The MAX7443 has a maximum flat-frequency response. The MAX7443/MAX7444 are available in a tiny 8-pin thin QFN and an 8-pin SO package with exposed pad, and are fully specified over the -40C to +85C extended temperature range. |  |  Click here to download MAX7444ESA Datasheet*)
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