31142 Datasheet (UTC)

31142, TA31142

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, an

31142 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