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31142 Datasheet TA31142

Manufacturer: Unisonic Technologies

General Description

The UTC TA31142 is a low power IF receiver IC and is suitable for use as the second IF downconverter in double-conversion paging systems.

It is well-suited for POCSAG paging applications and incorporates a 2-level FSK demodulator consisting of a quadrature FM demodulator, on-chip bit-rate filter, and 1-bit comparator.

An on-chip 1V regulator is provided for convenient biasing of off-chip circuitry.

Overview

www.DataSheet4U.com UTC TA31142 LINEAR INTEGRATED CIRCUIT LOW POWER IF RECEIVER.

Key Features

  • Extremely low power operation with power-down feature.
  • Built-in crystal oscillator for mixer local oscillator.
  • Mixer input frequency: 10-50 MHz.
  • Quadrature detector.
  • On-chip bit-rate filter.
  • Audio output.
  • 1-bit comparator with open collector output.
  • 1V regulator.
  • 1.1V low battery alarm TSSOP-20 PIN.