Design of CMOS 8-Bit Parallel Adder Energy Efficient Structure using SR-CPL Logic Style
Keywords:
SR-CPL logic Styles, PDP, DPL, Pass Transistor, Logic, Virtuoso Cadence Environment.Abstract
We present high speed and low power 8-Bit parallel adder cells designed with modified SR-CPL logic styles that had a reduced power delay product (PDP) as compared to the previous logics DPL and pass transistor logic. We have carried out a comparison against other parallel adders reported as having a low PDP, in terms of speed and power consumption. All the parallel adders were designed with a 0.18µm CMOS technology virtuoso cadence environment. Simulations of the circuit show that the proposed parallel adders have reduced the power from 0.33mW to 0.24mW.
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