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Si2200
RF SYNTHESIZER WITH INTEGRATED VCOS FOR SATELLITE RADIO
Features
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Dual-band RF synthesizers
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RF1: 2300 to 2500 MHz RF2: 2025 to 2300 MHz 62.5 to 1000 MHz
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IF synthesizer
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Integrated VCOs, loop filters, varactors, and resonators
Minimal external components required Low phase noise 5 µA standby current 25.7 mA typical supply current 2.9 to 3.6 V operation 28-lead QFN
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Ordering Information: See page 28.
Lead-Free and RoHS Compliant
Applications
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Pin Assignments
Satellite Radio
Si2200-GM
Description
The Si2200 is a monolithic integrated circuit that performs both IF and RF synthesis for wireless communications applications. The Si2200 includes three VCOs, loop filters, reference and VCO dividers, and phase detectors.