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LC89975M - PAL-Format Delay Line

Features

  • 5 V single-voltage power supply.
  • On-chip 3× PLL circuit for 3.
  • fsc operation from an fsc (4.43 MHz) input.
  • Supports PAL/GBI and 4.43 NTSC systems, selected by a control pin input.
  • Includes an on-chip comb filter for chrominance signal crosstalk exclusion. This adjustment-free circuit provides high-precision comb characteristics.
  • Peripheral circuits included on chip to allow operation with minimal external circuits.
  • Positive-phase signal.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Ordering number : EN*5391 NMOS + CCD LC89975M PAL-Format Delay Line Preliminary Overview The LC89975M is a lower-cost PAL-Format CCD delay line based on the LC89970M, with the sizes of chip and package miniaturized and the external parts count reduced. • • • • • • • Auto-bias circuit Sync tip clamping circuit (luminance signal) Center bias circuit (chrominance signal) Sample-and-hold circuit PLL 3× circuit 3·fsc clock output circuit RD voltage generation step-up circuit Features • 5 V single-voltage power supply • On-chip 3× PLL circuit for 3·fsc operation from an fsc (4.43 MHz) input • Supports PAL/GBI and 4.43 NTSC systems, selected by a control pin input • Includes an on-chip comb filter for chrominance signal crosstalk exclusion.
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