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UMA1022M Low cost dual frequency synthesizer for radio telephones

UMA1022M Description

INTEGRATED CIRCUITS DATA SHEET UMA1022M Low cost dual frequency synthesizer for radio telephones Product speciļ¬cation Supersedes data of 1998 May 15.
The UMA1022M BICMOS device integrates prescalers, programmable dividers, a crystal oscillator/buffer and phase comparators to implement two phase-lock.

UMA1022M Features

* Low phase noise
* Low current from 3 V supply
* Fully programmable dividers
* 3-line serial interface bus
* Input reference buffer configurable as an oscillator with external crystal resonator
* Wide compliance voltage charge pump outputs
* T

UMA1022M Applications

* 900 MHz and 2 GHz digital radio telephones

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