Research Article

NULL Convention Floating Point Multiplier

Table 2

Analysis of NCL multipliers.

NCL circuitsMultiplier operation

Self-timed multipliers [9]4-bit by 4-bit nonfractional multiplication
Booth multipliers [10]8-bit by 8-bit nonfractional multiplication
Multiply and accumulate unit [3]32-bit by 32-bit fixed-point fractional multiplication
Bit-wise pipelined 2’s complement multiplier [11]8-bit by 8-bit nonfractional multiplication
Fast Fourier transform [5]8-bit by 8-bit fixed-point fractional multiplication
FIR filter [12]8-bit by 8-bit nonfractional multiplication