CD2480A 24 bit DSP cores

 

- Summary of CD2480A -

  • 24 bit Fixed point DSP with strong double word instructions.
  • Compatible with standard single port clocked memory IP.
  • Four sets of double word accumulators.
  • Strong barrel shifter / normalizer.
  • Bit stream data handling.
  • Variable length code handling (e.g. Huffman code).
  • Table look up capability.
  • Instruction compatibility with different precision DSP (CD2470A, CD2490A).
  • No pipeline latency.
  • 6% code space reserved for custom instructions.
  • Verilog HDL Synthesizable design with visualized block diagrams.
  • Communication port with outside Host hardware.
  • 50MIPS for common 90nm Xilinx, Altera FPGA chips.
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    - Block Diagram of CD2480A -

     

     

    - Memory I/O Interface with CD2480A -

     

     

     

    - Memory I/O Timing of the CD2480A -

     




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