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TDA18254AHN - Cable Silicon Tuner

General Description

The TDA18254AHN is a Silicon Tuner IC designed specifically for high definition multi-tuner cable Set Top Boxes (STB) supporting single streaming and multi-streaming PVR STBs with watch, record, Video-On-Demand (VOD) and in-home video distribution capability.

Key Features

  • Supports 4 tuner functions specifically aimed for PVR boxes: ‹ 1 × low IF output ‹ 3 × RF outputs to drive slave tuners.
  • Integrated wideband gain control.
  • Extended frequency coverage up to 1002 MHz.
  • Integrated RF tracking filters for rejection of unwanted signals.
  • Single 3.3 V power supply.
  • Low power consumption.
  • Multistandard cable receptions.
  • Enhanced RF and IF filters to increase selectivity and adjacent channels filteri.

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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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TDA18254AHN Cable Silicon Tuner Rev. 4 — 10 May 2011 Product short data sheet 1. General description The TDA18254AHN is a Silicon Tuner IC designed specifically for high definition multi-tuner cable Set Top Boxes (STB) supporting single streaming and multi-streaming PVR STBs with watch, record, Video-On-Demand (VOD) and in-home video distribution capability. Used in conjunction with the TDA10024HN (digital channel demodulator), the TDA18254AHN covers all worldwide digital cable standards.