ep1sgx25d Altera Corporation, ep1sgx25d Datasheet - Page 113

• Manufacturer Part Number: ep1sgx25d
• Description: Stratix Gx Device Family Data Sheet
• Manufacturer: Altera Corporation

Altera Corporation
February 2005
the capabilities for dynamic and mixed sign multiplications are handled
differently. The following list provides the largest functions that can fit
into a single DSP block.
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1
Figure 4–28
36
36
35
36
36
35
35
36
35
each operand are different
36
is used for both operands
×
×
×
×
×
×
×
×
×
×
36-bit unsigned by unsigned multiplication
36-bit signed by signed multiplication
36-bit unsigned by signed multiplication
35-bit signed by unsigned multiplication
35-bit signed by dynamic sign multiplication
36-bit dynamic sign by signed multiplication
36-bit unsigned by dynamic sign multiplication
35-bit dynamic sign by unsigned multiplication
35-bit dynamic sign multiplication when the sign controls for
36-bit dynamic sign multiplication when the same sign control
This list only shows functions that can fit into a single DSP block.
Multiple DSP blocks can support larger multiplication
functions.
shows one of the columns with surrounding LAB rows.
Stratix GX Device Handbook, Volume 1
Stratix GX Architecture
4–47