AD9520-1

RECOMMENDED FOR NEW DESIGNS

12 LVPECL/24 CMOS Output Clock Generator with Integrated 2.5 GHz VCO

Data Sheet (Rev. C) Product Selection Table

Part Models: 2
1ku List Price: Starting From $16.03

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Part Details

Low phase noise, phase-locked loop (PLL)
On-chip VCO tunes from 2.27 GHz to 2.65 GHz
Auto and manual reference switchover/holdover modes
Zero delay operation optional

Twelve 1.6 GHz LVPECL/CMOS outputs divided into four groups
Each group of 4 has a 1 to 32 divider with phase delay
SPI- and I²C-compatible control port
Nonvolatile EEPROM stores configuration settings

Part Models: 2
1ku List Price: Starting From $16.03

Documentation

Frequently Asked Question 1

FAQ 03/03/2022

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
AD9520-1BCPZ	64-Lead LFCSP (9mm x 9mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
AD9520-1BCPZ-REEL7	64-Lead LFCSP (9mm x 9mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Jun 26, 2023 - 23_0025 Package Outline Drawing and Data Sheet Revision for Select LFCSP Products in Amkor
		PCN23_0025_Form Material_Report Package Outline Drawing Qualification Results Summary
AD9520-1BCPZ	PRODUCTION
AD9520-1BCPZ-REEL7	PRODUCTION
Nov 7, 2016 - 16_0168 AD9520 Power Dissipation in Power Down spec change
		PCN16_0168_Form Material_Report
AD9520-1BCPZ	PRODUCTION
AD9520-1BCPZ-REEL7	PRODUCTION

This is the most up-to-date revision of the Data Sheet.

Hardware Ecosystem

Parts	Product Life Cycle	Description
High Speed Comparators (<100ns Propagation Delay) 1
LTC6957		Low Phase Noise, Dual Output Buffer/Driver/Logic Converter
Integer-N PLL 1
ADF4002	RECOMMENDED FOR NEW DESIGNS	Phase Detector / PLL Frequency Synthesizer

Tools & Simulations

AD9520-x IBIS Models 1

AD9520-x (All Models/All Speed Grades)

ADIsimCLK Design and Evaluation Software

ADIsimCLK is the design tool developed specifically for Analog Devices' range of ultra-low jitter clock distribution and clock generation products. Whether your application is in wireless infrastructure, instrumentation, networking, broadband, ATE or other areas demanding predictable clock performance, ADIsimCLK will enable you to rapidly develop, evaluate and optimize your design.

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Evaluation Kits

AD9520-1 Evaluation Board

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Features and Benefits

Simple power connection using 6 V wall adapter and on-board LDO voltage regulators
LDOs are easily bypassed for power measurements
5 ac-coupled differential LVPECL SMA connectors
7 LVPECL differential headers for additional outputs
SMA connectors for
2 reference inputs
Charge pump output
Clock distribution input
USB connection to PC
Microsoft Windows-based evaluation software with simple graphical user interface
On-board PLL loop filter
Easy access to digital I/O and diagnostic signals via
I/O header
Status LEDs for diagnostic signals

Product Details

The AD9520-x (hereafter referred to as AD9520) is a very low noise PLL clock synthesizer featuring an integrated VCO, clock dividers, and up to 24 outputs. The AD9520 features automatic holdover and a flexible reference input circuit allowing for very smooth reference clock switching. The AD9520 family also features the necessary provisions for an external VCXO.

The AD9520 evaluation board is a compact, easy-to-use platform for evaluating all features of the AD9520.