Performance Analysis of Modified Booth Multiplier with use of Various Adders

In this paper Modified Booth Multiplier (radix-4) implemented by various adder. Partial product generated by booth encoder is added by various adder techniques to compare the performance parameter of multiplier. Performance parameter like area, path delay, fan out, speed of multiplier. Multiplication is an important fundamental function in arithmetic logic operation. Since, multiplication dominates the execution time of most DSP algorithms; therefore, high-speed multiplier is much desired. Multiplication time is still the dominant factor in determining the instruction cycle time of a DSP chip. With an ever-increasing quest for greater computing power on battery-operated mobile devices, design emphasis has shifted from optimizing conventional delay time area size to minimizing power dissipation while still maintaining the high performance. The three important considerations for VLSI design are Power, Area and Time delay. Keywords—Modified Booth Multiplier, Booth Encoder, partial product, Full adder ,Ripple carry adder Look ahead adder, Carry select adder. ——————————  ——————————