FLEX / APEX FIR Implementation

• FIR Equation :

  • Y = C0X0 + C1X1 + C2X2 + ….

• FLEX / APEX Implementation

  • Taps Delay Line
    • Unit delay element implemented in LUT or EAB/ESB
  • Partial Product (LUT)
    • Multiplication by a constant implemented in LUT
  • Adder Tree
    • Partial Product Sum using a balanced Adder Tree
  • Filter can be implemented using parallel techniques for speed or serial techniques for area

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