AD9461:  16-Bit, 130 MSPS A/D Converter

The AD9461 is a 16-bit, monolithic, sampling analog-to-digital converter (ADC) with an on-chip track-and-hold circuit. It is optimized for performance, small size, and ease of use. The product ...More

To drive this ADC in DC-coupled applications, we suggest ADA4938-1. To drive this ADC in AC-coupled applications, we suggest AD8352 or AD8375.

AD9461:  16-Bit, 130 MSPS A/D Converter

Product Description

The AD9461 is a 16-bit, monolithic, sampling analog-to-digital converter (ADC) with an on-chip track-and-hold circuit. It is optimized for performance, small size, and ease of use. The product operates up to 130 MSPS, providing superior SNR for instrumentation, medical imaging, and radar receivers employing baseband (<100 MHz) and IF frequencies.

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 CMOS or LVDS compatible (ANSI-644 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 input range, data format select, and output data mode.

The AD9461 is available in a Pb-free, 100-lead, surface-mount, plastic package (100-lead TQFP/EP) specified over the industrial temperature range −40°C to +85°C.

Product Highlights

  1. True 16-bit linearity.
  2. High performance: outstanding SNR performance for baseband IFs in data acquisition, instrumentation, magnetic resonance imaging, and radar receivers.
  3. Ease of use: on-chip reference and high input impedance track-and-hold with adjustable analog input range and an output clock simplifies data capture.
  4. Packaged in a Pb-free, 100-lead TQFP/EP package.
  5. Clock duty cycle stabilizer (DCS) maintains overall ADC performance over a wide range of clock pulse widths.
  6. OR (out-of-range) outputs indicate when the signal is beyond the selected input range.

Applications

  • MRI receivers
  • Multicarrier, multimode cellular receivers
  • Antenna array positioning
  • Power amplifier linearization
  • Broadband wireless
  • Radar
  • Infrared imaging
  • Communications instrumentation


Features

  • 130 MSPS guaranteed sampling rate (AD9461-130)
  • 78.4 dBFS SNR with 10 MHz input
    (3.4 V p-p input, 130 MSPS)
  • 77.1 dBFS SNR / 85 dBc SFDR with 170 MHz
    input (3.4V p-p input, 130 MSPS)
  • 83 dBc SFDR with 225 MHz input
    (3.4V p-p input, 130 MSPS)
  • TBD dBFS 2-tone SFDR with 170 MHz and 170 MHz (130 MSPS)
  • 60 fsec rms jitter
  • Excellent linearity
    DNL = ±0.6 LSB typical
    INL = ±4.0 LSB typical
  • 2.0 V p-p to 4.0 V p-p differential full-scale input
  • Buffered analog inputs
  • LVDS outputs (ANSI-644 compatible) or CMOS outputs
  • Data format select (offset binary or twos complement)
  • Output clock available

Diagrams

AD9461 Diagram
Functional Block Diagram for AD9461

Specifications

Resolution (Bits) 16bit
T-Put Rate 130MSPS
# Chan 1
Supply V Multi(+3.3, +5)
Pwr Diss (max) 2.4W
Interface Par
Ain Range (2Vref) p-p,2 V p-p,3.4 V p-p,4 V p-p
SNR (dB) 77.7dB
Pkg Type QFP

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EVAL-CED - Converter Evaluation and Development (CED) Board

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Part# Res Throughput Rate # of Inputs Operating Pwr Diss
AD9461 16 130MSPS 1 2.4W
AD9254 14 150MSPS 1 470mW
AD9430-210 12 210MSPS 1 1.7W
AD9626-250 12 250MSPS 1 390mW
AD9230-250 12 250MSPS 1 463mW
AD9230-170 12 170MSPS 1 407mW
AD9626-170 12 170MSPS 1 291mW
AD9430-170 12 170MSPS 1 1.43W
AD9601-200 10 200MSPS 1 344mW
AD9211-200 10 200MSPS 1 356mW
AD9410 10 210MSPS 1 2.4W
Pricing, Packaging & Availability

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For detailed drawings and chemical composition please consult our  Package Site

Pin Count
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Temperature Range
This is the acceptable operating range of the device. The various ranges specified are as follows:
  • Commercial: 0 to +70 degrees Celsius
  • Military : -55 to +125 degrees Celsius
  • Industrial: Temperature ranges may vary by model. Please consult the datasheet for more information.
  • Automotive: -40 to +125 degrees Celsius
Price
The USA 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. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.

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RoHS Compliant
Due to environmental concerns, ADI offers many of our products in lead-free versions. For more information about lead-free parts, please consult our Pb (Lead) free information page.

The USA 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. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.

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