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SI4133 - DUAL-BAND RF SYNTHESIZER

Description

The Si4133 is a monolithic integrated circuit that performs both IF and dualband RF synthesis for wireless communications applications.

The Si4133 includes three VCOs, loop filters, reference and VCO dividers, and phase detectors.

Features

  • Dual-band RF synthesizers.
  • RF1:.
  • 900 MHz to 1.8 GHz.
  • RF2: 750 MHz to 1.5 GHz.
  • IF synthesizer.
  • IF: 62.5 to 1000 MHz Integrated VCOs, loop filters,.
  • varactors, and resonators Minimal (2) number of external components required Low phase noise Programmable powerdown modes 1 µA standby current 18 mA typical supply current 2.7 to 3.6 V operation Packages: 24-pin TSSOP, 28-lead QFN.
  • Lead-free Ordering Information: See.

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Full PDF Text Transcription

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Si4133 Si4123/22/13/12 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 TE G R A T E D V C O S F OR W I R E L E S S C O M M U N I C A T I O N S FEATURES  Dual-band RF synthesizers RF1:      900 MHz to 1.8 GHz RF2: 750 MHz to 1.5 GHz    IF synthesizer IF: 62.5 to 1000 MHz Integrated VCOs, loop filters,  varactors, and resonators Minimal (2) number of external components required Low phase noise Programmable powerdown modes 1 µA standby current 18 mA typical supply current 2.7 to 3.6 V operation Packages: 24-pin TSSOP, 28-lead QFN Lead-free Ordering Information: See page 31.
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