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N4970A PRBS Generator 10 Gb/s

Product Status: Discontinued | Currently Supported
This product is no longer available

A replacement for this product is available:

Key Features & Specifications

  • Wide operating range, from 50 Mb/s to 12.5 Gb/s
  • Multiple output patterns: 27-1, 210-1, 215-1, 223-1, 231-1 
  • Fixed-frequency clock source
  • Fast rise/fall times, ~25 ps
  • RMS jitter, ~1 ps
  • Multiple mark density settings: 1/2, 1/4, 1/8
  • Differential outputs


The Keysight Technologies N4970A PRBS generator 10 Gb/s is a self-contained 10 Gb/s pseudo random bit sequence (PRBS) generator. The N4970A PRBS generator 10 Gb/s can be configured to use an external clock source allowing operation from 50 Mb/s to 12.5 Gb/s. Five different PRBS pattern lengths and three mark density ratios are available via user selectable jumpers. Differential data outputs provide CML compatible signal levels via the front panel SMA connectors.


  • 10 Gb/s ethernet
  • Production testing