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TDA8725T - Antenna signal processor

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General Description

The TDA8725T has been designed to split and combine RF signals for Picture-In-Picture (PIP) and VCR applications.

QUICK REFERENCE DATA SYMBOL VP IP fi Gp PARAMETER supply voltage (pins 8 and 9) supply current (pins 8 and 9) input frequency power gain from antenna to VCR from antenna to TV from VCR F IP2 IP3 ssup noise figure antenna linearity 2nd order intercept point antenna linearity 3rd order intercept point signal suppression VCR input to antenna VCR output to TV output TV output to VCR output VSWR voltage standing wave ratio at the antenna input at the outputs Pi(max) maximum input power on antenna for 1 dB gain compression − − − 2.5 1.5 −10 0 to 1 GHz 1 to 3 GHz 0 to 300 MHz 300 to 860 MHz 0 to 300 MHz 300 to 860 MHz 32 25 35 22 35 22 37 30 40 27 40 27 at 40 MHz at 860 MHz at 40 MHz at 860 MHz 3.5 4 − 6.5 137 119 121 108 5.0 5.5 0 9.0 140 124 124 111 CONDITIONS − 40 MIN.

4.75 TYP.

Overview

INTEGRATED CIRCUITS DATA SHEET TDA8725T Antenna signal processor Product specification File under Integrated Circuits, IC02 1995 Mar 21 Philips Semiconductors Philips Semiconductors Product specification Antenna signal.

Key Features

  • 75 Ω antenna input stage.
  • 75 Ω VCR RF input stage.
  • 75 Ω VCR tuner output.
  • 75 Ω TV tuner output.

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