Abstract
The most widely used operation in digital signal processing is Multiply and Accumulate (MAC) unit. The area occupied by the MAC unit and the power consumed will largely affect the performance and speed of the electronic system. So in this paper we have proposed a 32-bit MAC using 32-bit array multiplier and RCA (ripple carry adder) along with another MAC using vedic multiplier and RCA. The paper also has another modified MAC unit which uses vedic multiplier and carry save adder. All the MAC units are simulated using ModelSim software and synthesis is done using XILINX ISE DESIGN SUITE. All the MAC implementations were compared with each other for the area and delay. The proposed design of MAC using vedic multiplier has less delay with respect to other MAC architectures.
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