AD8352:  2 GHz Ultralow Distortion Differential RF/IF Amplifier

Product Status:   Recommended for New Designs 

The AD8352 is a high performance differential amplifier optimized for RF and IF applications. It achieves better than 80 dB SFDR performance at frequencies up to 200 MHz, and 65 dB beyond 500 MHz, making it an ideal driver for high speed 12-bit to 16-bit analog-to-digital converters (ADCs).

Unlike other wideband differential amplifiers, the AD8352 has buffers that isolate the gain setting ...More

AD8352:  2 GHz Ultralow Distortion Differential RF/IF Amplifier

Product Description

The AD8352 is a high performance differential amplifier optimized for RF and IF applications. It achieves better than 80 dB SFDR performance at frequencies up to 200 MHz, and 65 dB beyond 500 MHz, making it an ideal driver for high speed 12-bit to 16-bit analog-to-digital converters (ADCs).

Unlike other wideband differential amplifiers, the AD8352 has buffers that isolate the gain setting resistor (RG) from the signal inputs. As a result, the AD8352 maintains a constant 3 kΩ input resistance for gains of 3 dB to 25 dB, easing matching and input drive requirements. The AD8352 has a nominal 100 Ω differential output resistance.

The device is optimized for wideband, low distortion performance at frequencies beyond 500 MHz. These attributes, together with its wide gain adjust capability, make this device the amplifier of choice for general-purpose IF and broadband applications where low distortion, noise, and power are critical. It is ideally suited for driving not only ADCs, but also mixers, pin diode attenuators, SAW filters, and multi-element discrete devices. The device is available in a compact 3 mm × 3 mm, 16-lead LFCSP and operates over a temperature range of −40°C to +85°C.


Applications
  • Differential ADC drivers
  • Single-ended-to-differential conversion
  • RF/IF gain blocks
  • SAW filter interfacing
  • DATA SHEET

      • −3 dB bandwidth of 2.2 GHz (AV = 10 dB)
      • Single resistor gain adjust: 3 dB < AV < 25 dB
      • Single resistor and capacitor distortion adjust
      • Input resistance: 3 kΩ, independent of gain (AV)
      • Differential or single-ended input to differential output
      • Low noise input stage: 2.7 nV/√Hz RTI @ AV = 10 dB
      • Low broadband distortion:
        10 MHz: −86 dBc HD2, −82 dBc HD3
        70 MHz: −84 dBc HD2, −82 dBc HD3
        190 MHz: −81 dBc HD2, −87 dBc HD3
      • OIP3 of 41 dBm @ 150 MHz
      • Slew rate: 8 V/ns
      • Fast settling and overdrive recovery of 2 ns
      • See data sheet for additional Features

    Functional Block Diagram for AD8352

    Products Used in This Circuit
    • AD8352: 2 GHz Ultralow Distortion Differential RF/IF Amplifier
    • AD9445: 14-Bit, 105 MSPS / 125 MSPS A/D Converter

    Circuits from the Lab™ reference circuits are engineered and tested for quick and easy system integration to help solve today's analog, mixed-signal, and RF design challenges.

    Budgetary Price & Packaging   |   Samples   |   Check Inventory & Purchase

    AD8352 Model Options
    Model Package Pins Temp.
    Range
    Packing,
    Qty
    Price*(100-499) Price*1000 pcs RoHS View PCN/ PDN Check Inventory/
    Purchase/Sample
    AD8352ACPZ-R2 Status: Production 16 ld LFCSP (3x3mm, 1.50mm exposed pad) 16 Ind Reel, 250 - - Y  Material Info - Purchase
    AD8352ACPZ-R7 Status: Production 16 ld LFCSP (3x3mm, 1.50mm exposed pad) 16 Ind Reel, 1500 - $3.53 Y  Material Info - Purchase Sample
    AD8352ACPZ-WP Status: Production 16 ld LFCSP (3x3mm, 1.50mm exposed pad) 16 Ind Tray, 50 $3.96 $3.53 Y  Material Info - Purchase

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    • Last Time Buy: The model has been scheduled for obsolescence, but may still be purchased for a limited time.
    • Obsolete: The specific part is obsolete and no longer available. Other models listed in the table may still be available (if they have a status that is not obsolete).
    Package Description
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    For detailed drawings and chemical composition please consult our  Package Site

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    Temperature Range
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    • 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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    View PCN/PDN
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    *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.

    AD8352 Evaluation Board
    Model Description Price RoHS View PCN/ PDN Check Inventory/
    Purchase/Sample
    AD8352-EVALZ Status: Production Evaluation Board $100.19 Yes -

    Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.

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