View uma1015m datasheet:

Philips Semiconductors Product specification Low-power dual frequency synthesizer UMA1015M for radio communications FEATURES GENERAL DESCRIPTION • Two fully programmable RF dividers up to 1.1 GHz The UMA1015M is a low-power dual frequency synthesizer for radio communications which operates in • Fully programmable reference divider up to 35 MHz the 50 to 1100 MHz frequency range. Each synthesizer • 2 : 1 or 1 : 1 ratio of selectable reference frequencies consists of a fully programmable main divider, a phase and • Fast three-line serial bus interface frequency detector and a charge pump. There is a fully programmable reference divider common to both • Adjustable phase comparator gain synthesizers which operates up to 35 MHz. The device is • Programmable out-of-lock indicatio