Si41 33G Si412 3G/22G/13G/12G D U A L -B A N D R F S Y N T H E S I Z E R W I T H I N T E G R A T E D V C O S FOR GSM AND GPRS WIRELESS COMMUNICATIONS Features " " RF1: 900 MHz to 1.
8 GHz RF2: 750 MHz to 1.
5 GHz IF: 500 MHz to 1000 MHz ! ! ! ! ! ! IF Synthesizer " Integrated VCOs, Loop Filters, ! ! Varactors, and Resonators Minimal External Components Required Applications Pin Assignments ! GSM, DCS1800, and PCS1900 Cellular Telephones ! ! GPRS Data Terminals HSCSD Data Terminals S C LK S D ATA S i4 1 ! 33 Ordering Information: See page 28.
Description The Si4133G is a monolithic integrated circuit that performs both IF and dual-band RF synthesis for GSM and GPRS wireless commun...

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