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RF2485 - VHF QUADRATURE MODULATOR

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.

Features

  • low power consumption, single power supply operation and adjustment free operation with no external parts required to operate the part as specified. Optimum Technology Matching® Applied Si BJT Si Bi-CMOS GaAs HBT SiGe HBT 0.156 0.148 .018 .014 0.010 0.004 5.

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Datasheet preview – RF2485

Datasheet Details

Part number RF2485
Manufacturer RF Micro Devices
File Size 79.47 KB
Description VHF QUADRATURE MODULATOR
Datasheet download datasheet RF2485 Datasheet
Additional preview pages of the RF2485 datasheet.

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Full PDF Text Transcription

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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 drive a 50 Ω load.
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