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AD9858

Analog Devices
Part Number AD9858
Manufacturer Analog Devices
Description 1 GSPS Direct Digital Synthesizer
Published Jun 25, 2008
Detailed Description 1 GSPS Direct Digital Synthesizer AD9858 FEATURES 1 GSPS internal clock speed Up to 2 GHz input clock (selectable divid...
Datasheet PDF File AD9858 PDF File

AD9858
AD9858

Overview
1 GSPS Direct Digital Synthesizer AD9858 FEATURES 1 GSPS internal clock speed Up to 2 GHz input clock (selectable divide-by-2) Integrated 10-bit DAC Excellent phase noise and SFDR 32-bit programmable frequency register Simplified 8-bit parallel and SPI serial control interface Automatic frequency sweeping capability 4 frequency profiles 3.
3 V power supply Power dissipation: 2 W typical Integrated programmable charge pump and phase frequency detector with fast lock circuit Isolated charge pump supply up to 5 V Integrated 2 GHz mixer APPLICATIONS VHF/UHF LO synthesis Tuners Instrumentation Agile clock synthesis Cellular base station hopping synthesizers Radars SONET/SDH clock synthesis GENERAL DESCRIPTION The AD9858 is a direct digital synthesizer (DDS) featuring a 10-bit digital-to-analog converter (DAC) operating up to 1 GSPS.
The AD9858 uses advanced DDS technology coupled with an internal high speed, high performance DAC to form a digitally programmable, complete high frequency syn...


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