eASIC nextreme




PFFT eSi-7561

PFFT eSi-7561



  • Fully streaming, 1 FFT point per clock cycle, no gap between packets
  • Number of FFT points can be modified at run-time
  • All power of 2 FFT sizes from and including 2 at run-time
  • Selectable forward or inverse transform at run-time
  • Per sample exponent allows exceptional dynamic range
  • Optimized 1/8 twiddle factor tables
  • Internal convergent rounding
  • Parameterized bit-widths for data and twiddle factors
  • Parameterized option to output scaling to a common exponent
  • Parameterized option to output in natural order
  • Parameterized maximum transform size from 16 to 32 K points
  • AXI4 streaming data interface