VME-2128A Digital Output Board

High-Voltage Digital Output Board with Built-in-Test


This product entered a Restricted Production Phase (RPP) on September 24, 2020

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VME-2128A 128-bit High-Voltage Digital Output Board with Built-in-Test

  • Front panel with fail LED
  • Sockets are provided for warming resistors, which are supplied by the user
  • Optional pull-up resistors for electronic switch outputs
  • A24:A16:D32/D16/D08 (EO): slave 39/3D:29/2D:6U form factor
  • VMEbus compatible (ANSI/IEEE STD 1014-1987 IEC 821 and 297)
  • Thermal shutdown protection
  • High breakdown voltage (55 V)
  • Output clamp diodes for inductive flyback protection
  • Compatible with Intelligent I/O Controllers
  • Built-in-Test logic for fault isolation
  • High-current drivers (600 mA sink)
  • Automatic surge current shutdown protection
  • 128 bits of high-voltage outputs


VME-2128 version reached the end of the product life cycle (end-of-life) on April 19, 2018. The VME-2128A is a form, fit, and function replacement.


Form Factor
128 Output
Data Transfer Bits
8, 16, 32
I/O Voltage Range
5 to 55 VDC
High-voltage buffered outputs - Front I/O


P2 Power Adapter Accessory for the VME-2128A Ordering Option: ACC-0132

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