UMA1017M Datasheet | NXP Semiconductors

INTEGRATED CIRCUITS DATA SHEET UMA1017M Low-voltage frequency synthesizer for radio telephones Product specification Supersedes data of November 1994 File under Integrated Circuits, IC03 1995 Jul 10 Philips Semiconductors Product specification Low-voltage frequency synthesizer for radio telephones Features - Low current from 3 V supply - Fully programmable RF divider - 3-line serial interface bus - Independent fully programmable reference divider, driven from external crystal oscillator - Dual phase detector outputs to allow fast frequency switching - Dual power-down modes. APPLICATIONS - 900 MHz mobile telephones - Portable battery-powered radio equipment. GENERAL DESCRIPTION The...