Features - Features - 1.1 English - PG401

RFSoC DFE Non-Linear Filter LogiCORE IP Product Guide (PG401)

Document_ID
PG401
Release_Date
2026-06-23
Version
1.1 English
  • Supports two's complement 16-bit I and Q input samples and gives two's complement 25-bit I and Q output samples
  • NLF based on look-up table (LUT) with 256-depth LUTs (8-bit indexing)
  • Can be clocked up to 491.52 MHz on -2I and -2LVI speed grades on the RFSoC DFE device family
  • Configurable samples per clock of 1, 2, 3, and 4 to support higher sampling rates of up to 1.96608 GSPS
  • Programmable delay line taps for input signal and LUT indexing for each NL unit
  • User-selectable LUT indexing mode
  • User-selectable 32 and 64 non-linear terms
  • Configurable LUT programming interface, either AXI4-Lite or AXI4-Stream
  • Supports read-back of LUT content on either AXI4-Lite or AXI4-Stream
  • Ping/pong LUT RAMs enable uninterrupted loading of LUT values
  • Programmable output scaling to select the desired dynamic signal range at the output
  • Supports tapping of signal and index from internal delay line circuits
  • Supports low power mode of operation when not in use