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    Understanding Arithmetic Circuits

    From Wikiversity - Reading time: 1 min

    Adder

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    • Binary Adder Architecture Exploration ( pdf )
    Adder type Overview Analysis VHDL Level Design CMOS Level Design
    1. Ripple Carry Adder A pdf pdf
    2. Carry Lookahead Adder A pdf
    3. Carry Save Adder A
    4. Carry Select Adder A
    5. Carry Skip Adder A pdf
    6. Carry Chain Adder A pdf, pdf pdf
    7. Kogge-Stone Adder A pdf
    8. Prefix Adder A
    9.1 Variable Block Adder A, B, C, D
    9.2 Multi-Level Variable Block Adder A


    Adder Architectures Suitable for FPGA

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    • FPGA Carry-Chain Adder (pdf)
    • FPGA Carry Select Adder (pdf)
    • FPGA Variable Block Adder (pdf)
    • FPGA Carry Lookahead Adder (pdf)
    • Carry-Skip Adder


    Barrel Shifter

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    Mux Based Barrel Shifter

    • Analysis (pdf)
    • Implementation


    Multiplier

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    Array Multipliers

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    Tree Mulltipliers

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    • Lattice Multiplication (pdf)
    • Wallace Tree (pdf)
    • Dadda Tree (pdf)


    Booth Multipliers

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    Divider

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    • Binary Divider (pdf)



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