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AD9856: CMOS 200 MHz Quadrature Digital Upconverter Data Sheet (Rev. C)1/30/1999PDF959 kB
Overview
Features and Benefits
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Product Details
The AD9856 integrates a high-speed direct-digital synthesizer (DDS), a high-performance, high-speed 12-bit Digital-to-Analog converter (DAC), clock multiplier circuitry, digital filters, and other DSP functions onto a single chip, to form a complete quadrature digital upconverter device. The AD9856 is primarily intended to function as a universal upstream and downstream I/Q modulator for interactive HFC cable network applications, where cost, size, power dissipation, and dynamic performance are critical attributes.Product Categories
Product Lifecycle
Production
At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.
Documentation & Resources
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AN-924: Digital Quadrature Modulator Gain11/20/2020
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AN-1389: Recommended Rework Procedure for the Lead Frame Chip Scale Package (LFCSP) (Rev. 0)1/25/2016PDF133K
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AN-837: DDS-Based Clock Jitter Performance vs. DAC Reconstruction Filter Performance (Rev. 0)2/14/2015PDF313 kB
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AN-237: Choosing DACs for Direct Digital Synthesis2/14/2015PDF1156 kB
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AN-823: Direct Digital Synthesizers in Clocking Applications Time (Rev. 0)2/14/2015PDF115 kB
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AN-922: Digital Pulse-Shaping Filter Basics (Rev. 0)2/5/2008PDF1582 kB
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AN-851: A WiMax Double Downconversion IF Sampling Receiver Design (Rev. 0)7/26/2006PDF262 kB
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AN-847: Measuring a Grounded Impedance Profile Using the AD5933 (Rev. A)6/20/2006PDF294 kB
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AN-772: A Design and Manufacturing Guide for the Lead Frame Chip Scale Package (LFCSP)2/1/2006
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FAQs7/26/2017
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Improved DDS Devices Enable Advanced Comm Systems9/1/2006
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The Year of the Waveform Generator12/1/2005
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DDS Simplifies Polar Modulation8/5/2004
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Speedy A/Ds Demand Stable Clocks3/22/2004
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AD9873 Mixed-Signal Front-End (MxFE) for Broadband Digital Set-Top Boxes1/1/2001 Analog Dialogue
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Basics of Designing a Digital Radio Receiver (Radio 101)3/6/1998
Design Resources
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 Number | Material Declaration | Reliability Data | Pin/Package Drawing | CAD Symbols, Footprints & 3D Models |
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AD9856AST | Material Declaration | Reliability Data | 48-Lead LQFP (7mm x 7mm) | |
AD9856ASTZ | Material Declaration | Reliability Data | 48-Lead LQFP (7mm x 7mm) | |
Wafer Fabrication Data |
PCN-PDN Information
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Support & Discussions
AD9856 Discussions
Sample & Buy
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Buy Now Pricing
(**) Displayed Buy Now Price and Price Range is based on small quantity orders.
List Pricing
(*)The 1Ku list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
Lead Times
Please see the latest communication from our CCO regarding lead times.
Sampling
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