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RF2485

Part Number	RF2485
Manufacturer	RF Micro Devices
Description	VHF QUADRATURE MODULATOR
Published	Apr 16, 2005
Detailed Description	Preliminary 5 Typical Applications • Digital and Spread-Spectrum Systems • GMSK, QPSK, DQPSK, QAM Modulation • Private M...
Datasheet	RF2485 PDF File

Overview

Preliminary 5 Typical Applications • Digital and Spread-Spectrum Systems • GMSK, QPSK, DQPSK, QAM Modulation • Private Mobile Radio and TETRA systems • AM, SSB, DSB Modulation • Image-Reject Upconverters RF2485 VHF QUADRATURE MODULATOR Product Description The RF2485 is a monolithic integrated universal modulation system capable of generating modulated AM, PM, or compound carriers in the VHF and UHF frequency range.
The IC contains all of the required components to implement the modulation function including differential amplifiers for the baseband inputs, a 90° hybrid phase splitter, limiting LO amplifiers, two balanced mixers, a combining amplifier, and an output RF amplifier which will d...

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