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Partname:Si4122G-BT
Description:Dual-band RF2/IF synthesizer with integrated VCOs for GSM and GPRS wireless communication.
Manufacturer:Silicon Laboratories
Package:TSSOP
Pins:24
Oper. temp.:-20 to 85
Datasheet:PDF (662K).
Click here to download *)

The Si4133G is a monolithic integrated circuit that performs both IF and dual-band RF synthesis for GSM and GPRS wireless communications applications. The Si4133G includes three VCOs, loop filters, reference and VCO dividers, and phase detectors. Divider and power down settings are programmable through a three-wire serial interface.

Click here to download Si4122G-BT Datasheet
Click here to download Si4122G-BT Datasheet
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