SI4133 Datasheet and Specifications PDF

The SI4133 is a DUAL-BAND RF SYNTHESIZER.

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Part NumberSI4133 Datasheet
ManufacturerSilicon Labs
Overview RFLC GNDR RFLB RFLA GNDR GNDR RFOUT The Si4133 is a monolithic integrated circuit that performs both IF and dualband RF synthesis for wireless communications applications.
* Dual-band RF synthesizers
*RF1:
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* 900 MHz to 1.8 GHz
*RF2: 750 MHz to 1.5 GHz
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* 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.
Part NumberSI4133 Datasheet
DescriptionDUAL-BAND RF SYNTHESIZER
ManufacturerSkyworks Solutions
Overview 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. erdown settings are programmable with a threewire serial interface. Functional Block Diagram Ordering Information: See page 31. Pin Assignments Si4133-GT SCLK 1 SDATA 2 GNDR 3 RFLD 4 RFLC 5 GNDR 6 RFLB 7 RFLA 8 GNDR 9 GNDR 10 RFOUT 11 VDDR 12 24 SEN 23 VDDI 22 IFOUT.