Analog Devices Inc.

The AD725 is a very low cost general purpose RGB to NTSC/PAL encoder that converts red, green and blue color componentsignals into their corresponding luminance (basebandamplitude) and chrominance (subcarrier amplitude and phase)signals in accordance with either NTSC or PAL standards.These two outputs are also combined on-chip to provide acomposite video output. All three outputs are available separatelyat voltages of twice the standard signal levels as requiredfor driving 75 ?, reverse-terminated cables.An evaluation board is available for this product and may be ordered using the following product number: AD725-EB.

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