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U2100A Series USB Standalone Digital Input/Output

The Keysight U2100A Series USB Digital I/O family consists of 3 modules. The U2100A devices provide 32 opto-isolated digital lines. It also enables quick and easy setup with plug-and-play Full Speed USB 2.0 connectivity so you don’t need to go through the hassle of opening up your computer chassis.

  • Optional U2121A-based RF switch driver module to control and monitor up to 5 RF switches
  • High performance
    - 32 opto-isolated digital lines
    - Input voltage: 0 to 24V
    - Output load voltage: 24V max
  • Plug-and-play installation and configuration
  • Programmable power-up states
  • Watchdog timer
  • Edge detection
  • Digital filter
  • Compatibility with a wide range of ADEs, including Keysight VEE, LabVIEW and Microsoft® Visual Studio®

Compare Keysight USB Digital I/O in a side-by-side comparison.

Visual Studio and Microsoft are registered trademarks of Microsoft Corporation in the United States and/or other countries.

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Whatever instrument you're programming — Keysight VEE graphical language software and I/O hardware provide you the ease and flexibility to set up and automate the way you want for your application need. Find out more:

  • U2121A USB Digital I/O Module and Options for RF Switching [Discontinued] U2121A USB Digital I/O Module and Options for RF Switching [Discontinued] 

    U2121A USB Digital I/O Module and Options for RF Switching [Discontinued]

    The Keysight U2121A USB digital I/O module is a small and cost-effective device that provides 32 opto-isolated digital lines.

  • U2122A 32I USB Digital I/O [Discontinued] U2122A 32I USB Digital I/O [Discontinued] 

    U2122A 32I USB Digital I/O [Discontinued]

    The Keysight U2122A USB Digital I/O is a small and cost-effective device with it’s offering of 32 opto-isolated digital lines.

  • U2123A 32O USB Digital I/O [Discontinued] U2123A 32O USB Digital I/O [Discontinued] 

    U2123A 32O USB Digital I/O [Discontinued]

    The Keysight U2123A USB Digital I/O is a small and cost-effective device with it’s offering of 32 opto-isolated digital lines.