Achronix Speedster22i User Macro Guide - Manual (Page 189)

Multipliers BMACC56
Speedster22i Macro Cell Library Achronix Semiconductor Proprietary PAGE 172
q
ce
d
r
56
56
1
cascade_in[55:0]
q
ce
d
r
q
ce
d
r
q
ce
d
r
q
ce
d
r
28
28
a[27:0]:b[27:0]
0
1
clk_int
q
ce
d
r
q
ce
d
r
cout
dout[55:0]
cascade_out[55:0]
clk
mask_adda
ce_mask_adda
rst_mask_adda
a[27:0]
ce_a
rst_a
b[27:0]
ce_b
rst_b
sub
ce_sub
rst_sub
cin
ce_cin
rst_cin
ce_dout
rst_dout
Signed
add/sub
adda
addb
sub
cin
dout
cout
multout[55:0]
mult
[55:0]
q d
0
1
Figure 7-2: BMACC56 Block Diagram
Table 7-1: I/O Count
Inputs Outputs
71 57