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CXA3556N Datasheet IF Down Converter for Digital Broadcast

Manufacturer: Sony Semiconductor Solutions

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General Description

The CXA3556N is a one-chip integrated IC that processes IF signals of a digital broadcast tuner and includes an AGC amplifier circuit, a mixer circuit, a local oscillator circuit and an output amplifier circuit.

The package utilizes a 24-pin SSOP suitable for surface mounting.

Overview

CXA3556N IF Down Converter for Digital Broadcast.

Key Features

  • AGC control width that has a 56dB variable range.
  • Low noise characteristics.
  • Low distortion characteristics (in particular, during AGC gain reduction).
  • Includes switching function between down converter mode and linear amplifier mode.
  • Variable output amplifier gain by changing external resistance.
  • Includes RF AGC output pin.
  • Variable RF AGC settings.
  • AGC control curve characteristics with excellent linearity.

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