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TDA3840 - TV IF Amplifier and Demodulator

Description

The TDA3840 is a bipolar integrated circuit for vision IF-signal processing in TV and VTRs, designed for a supply voltage range from 5.0 V to 8.0 V.

MAX.

40 UNIT V mA µV µV V dB dB V µA/kHz dB ORDERING I

Features

  • Low supply voltage range, from 5.0 V to 8.0 V.
  • Low power dissipation, 200 mW at 5 V.
  • High supply ripple rejection.
  • Wide IF bandwidth of 80 MHz.
  • Synchronous demodulator with low differential phase and gain.
  • Additional video buffer with a wide bandwidth of 10 MHz.
  • Video off switch.
  • Peak sync AGC.
  • Adjustable take-over point (TOP); positive AGC slope.
  • Switching to fast AGC dependent on TV identification.

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Full PDF Text Transcription

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w w .D w S DATA SHEET a t a e e h U 4 t m o .c INTEGRATED CIRCUITS TDA3840 TV IF amplifier and demodulator with TV signal identification Preliminary specification File under Integrated Circuits, IC02 w w .D w t a S a e h t e U 4 .c m o April 1991 w w w .D a S a t e e h U 4 t m o .c Philips Semiconductors Preliminary specification TV IF amplifier and demodulator with TV signal identification FEATURES • Low supply voltage range, from 5.0 V to 8.
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