Intel® Arria® 10 Core Fabric and General Purpose I/Os Handbook

ID 683461
Date 1/21/2022
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3.5.1.5.2. 18-Bit Systolic FIR Mode

In 18-bit systolic FIR mode, the adders are configured as dual 44-bit adders, thereby giving 7 bits of overhead when using an 18 x 19 operation mode, resulting 37-bit result.

Figure 39.  18-Bit Systolic FIR Mode for Intel® Arria® 10 Devices