AD9460:  16-Bit, 80 MSPS/105 MSPS ADC

The AD9460 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 AD9460 ...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.

AD9460:  16-Bit, 80 MSPS/105 MSPS ADC

Product Description

The AD9460 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 AD9460 operates up to 105 MSPS, providing a superior signal-to-noise ratio (SNR) for instrumentation, medical imaging, and radar receivers using 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 AD9460 is available in a Pb-free, 100-lead, surface-mount, plastic package (TQFP_EP) specified over the industrial tem-perature range of −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.
  5. Clock duty cycle stabilizer (DCS) maintains overall ADC performance over a wide range of clock pulse widths.
  6. Out-of-range (OR) 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

  • 105 MSPS guaranteed sampling rate (AD9460-105)
  • 79.4 dBFS SNR/91 dBc SFDR with 10 MHz input
    (3.4 V p-p input, 80 MSPS)
  • 78.3 dBFS SNR/ with 170 MHz input
    (4.0 V p-p input, 80 MSPS)
  • 77.8 dBFS SNR/87 dBc SFDR with 170 MHz input
    (3.4 V p-p input, 80 MSPS)
  • 77.2 dBFS SNR/84 dBc SFDR with 170 MHz input
    (3.4 V p-p input, 105 MSPS)
  • 90 dBFS two-tone SFDR with 139 MHz/140 MHz input
    (3.4 V p-p input, 105 MSPS)
  • 60 fsec rms jitter
  • Excellent linearity
    DNL = ±0.5 LSB typical
    INL = ±3.0 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)

Diagrams

AD9460 Diagram
Functional Block Diagram for AD9460

Specifications

Resolution (Bits) 16bit
T-Put Rate 105MSPS
# Chan 1
Supply V Multi(+3.3, +5)
Pwr Diss (max) 2.2W
Interface Par
Ain Range (2Vref) p-p,(Vref) p-p,2 V p-p,4 V p-p
SNR (dB) 78.4dB
Pkg Type QFP

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Part# Res Throughput Rate # of Inputs Operating Pwr Diss
AD9460-105 16 105MSPS 1 2.2W
AD6645-105 14 105MSPS 1 1.75W
AD9254 14 150MSPS 1 470mW
AD9246-125 14 125MSPS 1 458mW
AD9246-105 14 105MSPS 1 458mW
AD9433-105 12 105MSPS 1 1.425W
AD9626-250 12 250MSPS 1 390mW
AD9230-250 12 250MSPS 1 463mW
AD9432-105 12 105MSPS 1 1.1W
AD9430-210 12 210MSPS 1 1.7W
AD9430-170 12 170MSPS 1 1.43W
Pricing, Packaging & Availability

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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
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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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