INTEGRATED CIRCUITS DATA SHEET TDA8501 PAL/NTSC encoder Preliminary specification File under Integrated Circuits, IC02 April 1993 Philips Semiconductors Preliminary specification PAL/NTSC encoder FEATURES • Two input stages: R, G, B and −(R−Y), −(B−Y), Y with multiplexing • Chrominance processing, highly integrated, includes low frequency filters for the colour difference signals, and after the modulator a bandpass filter • Fully controlled modulator produces a signal according to the PAL or NTSC standard without adjustments • A free running oscillator.
Can be tuned by crystal or by an external frequency source • Output stages with separated Y + SYNC and chrominance (Y + C, SVHS), and a C...

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