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TDA8742 - Satellite sound circuit

Description

The TDA8742; TDA8742H is a multi-function sound IC for use in satellite receivers, television sets and video recorders.

The pin numbers given in parenthesis throughout this document refer to the QFP44 package.

MIN.

5.5 10.0 9 A-weig

Features

  • Demodulation of main audio signal using wide band PLL (lock range selectable).
  • HF input selection: two-out-of-eight secondary audio signals can be selected.
  • Demodulation of secondary audio signals using wide band PLL.
  • Noise reduction of the secondary audio signals.
  • Output selection: stereo, language 1, language 2, main audio and external.
  • Mute control.
  • Line outputs (SCART level). QUICK.

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Other Datasheets by NXP Semiconductors

Part Number Description
TDA8742H Satellite sound circuit
TDA8740 Satellite sound circuit with noise reduction
TDA8740H Satellite sound circuit with noise reduction
TDA8741 Satellite sound circuit with noise reduction
TDA8741H Satellite sound circuit with noise reduction

Full PDF Text Transcription

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www.DataSheet4U.com INTEGRATED CIRCUITS DATA SHEET TDA8742; TDA8742H Satellite sound circuit with noise reduction Product specification Supersedes data of November 1992 File under Integrated Circuits, IC02 October 1994 Philips Semiconductors Philips Semiconductors Product specification Satellite sound circuit with noise reduction FEATURES • Demodulation of main audio signal using wide band PLL (lock range selectable) • HF input selection: two-out-of-eight secondary audio signals can be selected • Demodulation of secondary audio signals using wide band PLL • Noise reduction of the secondary audio signals • Output selection: stereo, language 1, language 2, main audio and external • Mute control • Line outputs (SCART level).
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