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AD9444: 14-Bit, 80 MSPS, A/D Converter Data Sheet (Rev. 0)10/1/2004PDF1291 kB
Overview
Features and Benefits
- 80 MSPS guaranteed sampling rate
- 100 dB two-tone SFDR with 69.3 MHz and 70.3 MHz
- 73.1 dB SNR with 70 MHz input
- Excellent linearity
DNL = ±0.4 LSB typical
INL = ±0.6 LSB typical
- 1.2 W power dissipation
- 3.3 V and 5 V supply operation
- 2.0 VP-P differential full-scale input
- LVDS outputs (ANSI-644 compatible)
- Data format select
- Output clock available
- 97 dBc SFDR with 70 MHz input
Product Details
The AD9444 is a 14-bit monolithic, sampling analog-to-digital converter (ADC) with an on-chip, track-and-hold circuit and is optimized for power, small size, and ease of use. The product operates at up to an 80 MSPS conversion rate and is optimized for multicarrier, multimode receivers, such as those found in cellular infrastructure equipment.
The ADC requires 3.3 V and 5.0 V power supplies and a low voltage differential input clock for full performance operation. No external reference or driver components are required for many applications. Data outputs are LVDS-compatible (ANSI-644) or CMOS-compatible and include the means to reduce the overall current needed for short trace distances.
Optional features allow users to implement various selectable operating conditions, including data format select and output data mode.
The AD9444 is available in a 100-lead surface-mount plastic package (100-lead TQFP/EP) specified over the industrial temperature range (−40°C to +85°C).
PRODUCT HIGHLIGHTS
- High performance: Outstanding SFDR performance for multicarrier, multimode 3G and 4G cellular base station receivers.
- Ease of use: On-chip reference and track-and-hold. An output clock simplifies data capture.
- Packaged in a Pb-free, 100-lead TQFP/EP.
- Clock DCS maintains overall ADC performance over a wide range of clock pulse widths.
- OR (out-of-range) outputs indicate when the signal is beyond the selected input range.
APPLICATIONS
- Multicarrier, multimode cellular receivers
- Antenna array positioning
- Power amplifier linearization
- Broadband wireless Radar, infrared imaging
- Communications instrumentation
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-905: VisualAnalog™ Converter Evaluation Tool Version 1.0 User Manual8/18/2020
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AN-835: Understanding High Speed ADC Testing and Evaluation (Rev. B)5/12/2015PDF985 kB
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AN-501: Aperture Uncertainty and ADC System Performance (Rev. A)2/14/2015PDF227 K
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AN-282: Fundamentals of Sampled Data Systems2/14/2015PDF2131 kB
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AN-756: Sampled Systems and the Effects of Clock Phase Noise and Jitter (Rev. 0)2/14/2015PDF291K
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AN-935: Designing an ADC Transformer-Coupled Front End (Rev. 0)2/14/2015PDF363 kB
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AN-345: Grounding for Low-and-High-Frequency Circuits2/14/2015PDF455 kB
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AN-586: LVDS Outputs for High Speed A/D Converters (Rev. 0)2/14/2015PDF207 kB
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AN-1142: Techniques for High Speed ADC PCB Layout (Rev. 0)2/2/2012PDF392 kB
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AN-737: How ADIsimADC Models an ADC (Rev. B)11/9/2007PDF373 kB
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AN-807: Multicarrier WCDMA Feasibility (Rev. 0)11/9/2007PDF969 kB
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AN-808: Multicarrier CDMA2000 Feasibility (Rev. 0)11/9/2007PDF1535 kB
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AN-715: A First Approach to IBIS Models: What They Are and How They Are Generated (Rev. 0)12/14/2004PDF370K
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AN-741: Little Known Characteristics of Phase Noise (Rev. 0)11/29/2004PDF1679 kB
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Designing Power Supplies for High Speed ADC2/1/2012
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ADC Input Noise: The Good, The Bad, and The Ugly. Is No Noise Good Noise?2/1/2006 Analog Dialogue
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Which ADC Architecture Is Right for Your Application?6/1/2005 Analog Dialogue
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Pushing the State of the Art with Multichannel A/D Converters5/1/2005 Analog Dialogue
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Correlating High-Speed ADC Performance to Multicarrier 3G Requirements6/1/2003
Tools & Simulations
Virtual Eval - BETA
Virtual Eval is a web application to assist designers in product evaluation of ADCs, DACs, and other ADI products. Using detailed models on Analog’s servers, Virtual Eval simulates crucial part performance characteristics within seconds. Configure operating conditions such as input tones and external jitter, as well as device features like gain or digital down-conversion. Performance characteristics include noise, distortion, and resolution, FFTs, timing diagrams, response plots, and more.
MathWorks®
Design Tools
Visual Analog
For designers who are selecting or evaluating high speed ADCs, VisualAnalog™ is a software package that combines a powerful set of simulation and data analysis tools with a user-friendly graphical interface.
ADIsimRF
ADIsimRF is an easy-to-use RF signal chain calculator. Cascaded gain, noise, distortion and power consumption can be calculated, plotted and exported for signal chains with up to 50 stages. ADIsimRF also includes an extensive data base of device models for ADI’s RF and mixed signal components.
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 |
|---|---|---|---|---|
| AD9444BSVZ-80 | Material Declaration | Reliability Data | 100-Lead TQFP (14mm x 14mm w/ EP) | |
| Wafer Fabrication Data |
PCN-PDN Information
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Support & Discussions
AD9444 Discussions
Sample & Buy
Ordering FAQs
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Buy Now Pricing
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List Pricing
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Lead Times
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Sampling
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