Versatile Sample & Hold Circuit for Industrial and T&M applications
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Using the OPA615 high bandwidth, DC restoration circuit, this reference design provides a high bandwidth, high precision sample & hold circuit for various applications. Supported by a full scale design guide, the circuit can be easily adjusted for a given application.

  • Up to 320MHz bandwidth
  • +/-5V supply voltage, comparator output voltage swing +/-3.5V, approx. 14mA max. Iq
  • Droop rate as low as 0.17mV/µs for a 100pF hold capacitor
  • Only 40fC charge injection
  • 100dB Sample and Hold feedthrough rejection
  • This reference design has been lab tested and is supported with design files and a comprehensive design guide

See the Important Notice and Disclaimer covering reference designs and other TI resources.


Schematic/Block Diagram

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Test Data

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Design Files

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TI Devices (1)

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Part Number Name Product Family Sample & Buy Design Kits & Evaluation Modules
OPA615  Wide Bandwidth, DC Restoration Circuit  Special function amplifiers  Sample & Buy View Design Kits & Evaluation Modules

CAD/CAE symbols

Part # Package | Pins CAD File (.bxl) STEP Model (.stp)
OPA615 Download Download
Download Download

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Step 2: Download the Symbol and Footprint from the CAD.bxl file table.

Technical documentation

See the Important Notice and Disclaimer covering reference designs and other TI resources.

User guide (2)
Title Type Size (KB) Date
PDF 1494 22 Oct 2013
ZIP 98 17 Sep 2013
Design files (3)
Title Type Size (KB) Date
ZIP 29 17 Sep 2013
PDF 100 17 Sep 2013
PDF 84 17 Sep 2013

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