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4.2.3.1. Feature Comparison
- In the LPM_MULT IP core, the dataa and datab ports must have the same sign. If your design does not meet this requirement, you can use the Intel® FPGA Multiply Adder IP core to replace the AMD* Xilinx* Multiplier Core.
The following table compares the AMD* Xilinx* Multiplier Core and the Intel® FPGA LPM_MULT IP core.
Feature | AMD* Xilinx* Multiplier Core Generator Module | Intel® FPGA LPM_MULT IP Core |
---|---|---|
Constant Coefficient | Yes | Yes |
Signed and Unsigned Data | Yes | Yes |
Configurable Pipeline Latency | Yes | Yes |
Area versus Speed Trade-off | Yes | Yes |
Asynchronous Clear | — | Yes |
Synchronous Clear | Yes | Yes |
Port A and Port B support different sign | Yes | — Consider using the Intel® FPGA LPM_MULT IP core to replace the AMD* Xilinx* Multiplier Core. |