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CXA3050M - NICAM and SMATV RF MODULATOR/PLL

General Description

Fully synthesized I2C controlled UHF/VHF TV RF Modulator compatible with PAL and NTSC video formats.

Key Features

  • Minimal adjustment of external components.
  • For use on VHF and UHF TV Frequencies.
  • Video RF carrier frequency programmable in 125kHz steps.
  • Accepts NICAM 6.552MHz QPSK input signal.
  • Accepts FM Stereo input signal.
  • I2C control of: a. Video RF Carrier Frequency b. Sound Carrier Frequency c. Modulation Depth (±2% Typ. ) d. FM Deviation (±8% Typ. ) e. P/S ratio (±1dB Typ. ) f. Nicam output enable to sleep g. Video RF carrier enable to sleep.

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CXA3050M NICAM and SMATV RF MODULATOR/PLL Description Fully synthesized I2C controlled UHF/VHF TV RF Modulator compatible with PAL and NTSC video formats. Features • Minimal adjustment of external components • For use on VHF and UHF TV Frequencies • Video RF carrier frequency programmable in 125kHz steps • Accepts NICAM 6.552MHz QPSK input signal • Accepts FM Stereo input signal • I2C control of: a. Video RF Carrier Frequency b. Sound Carrier Frequency c. Modulation Depth (±2% Typ.) d. FM Deviation (±8% Typ.) e. P/S ratio (±1dB Typ.) f. Nicam output enable to sleep g. Video RF carrier enable to sleep • On chip Regulator 3.