Research Article

A Vector-Like Reconfigurable Floating-Point Unit for the Logarithm

Table 2

Average LAU error and man_LUT # of block rams.

# Block rams (18 Kb)LUT entries Average error

15120.000352
21,0240.000176
32,0480.000088
64,0960.000044
128,1920.000022
2416,3840.000011
4832,7680.000005