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AD9915

Part Number	AD9915
Manufacturer	Analog Devices
Description	2.5 GSPS Direct Digital Synthesizer
Published	Jan 4, 2017
Detailed Description	Data Sheet AD9915 2.5 GSPS Direct Digital Synthesizer with 12-Bit DAC FEATURES ► 2.5 GSPS internal clock speed ► Integr...
Datasheet	AD9915 PDF File

Overview

Data Sheet AD9915 2.
5 GSPS Direct Digital Synthesizer with 12-Bit DAC FEATURES ► 2.
5 GSPS internal clock speed ► Integrated 12-bit DAC ► Frequency tuning resolution to 135 pHz ► 16-bit phase tuning resolution ► 12-bit amplitude scaling ► Programmable modulus ► Automatic linear and nonlinear frequency sweeping capability ► 32-bit parallel datapath interface ► 8 frequency/phase offset profiles ► Phase noise: −128 dBc/Hz (1 kHz offset at 978 MHz) ► Wideband SFDR < −57 dBc ► Serial or parallel input/output control ► 1.
8 V/3.
3 V power supplies ► Software and hardware controlled power-down ► 88-lead LFCSP package ► PLL REF CLK multiplier ► Phase modulation capability ► Amplitude modulation capability ► Multichip synchronization APPLICATIONS ► Agile LO frequency synthesis ► Programmable clock generator ► FM chirp source for radar and scanning systems ► Test and measurement equipment ► Acousto-optic device drivers ► Polar modulator ► Fast frequency hopping FUNCTIONAL BLOCK DIAGRAM Figure 1.
Rev.
G DOCUMENT FEEDBACK TECHNICAL SUPPORT Information furnished by Analog Devices is believed to be accurate and reliable "as is".
However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use.
Specifications subject to change without notice.
No license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
Data Sheet TABLE OF CONTENTS Features.
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1 Applications.
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1 Functional Block Diagram.
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1 General Description.
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4 Specifications.
5 DC Specifications.
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5 AC Specifica...

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