Arria® V Device Handbook: Volume 1: Device Interfaces and Integration

ID 683213
Date 10/18/2023
Public
Document Table of Contents

3.6.1. Independent Multiplier Mode

In independent input and output multiplier mode, the variable precision DSP blocks perform individual multiplication operations for general purpose multipliers.

Table 22.  Variable Precision DSP Block Independent Multiplier Mode Configurations for Arria® V Devices
Configuration Multipliers per block Device Variant Support
9 x 9 3 All
16 x 16 1 Arria® V GZ
18 x 18 (partial) 1 Arria® V GZ
18 x 18 1 Arria® V GZ
18 (signed) x 18 (unsigned) 2 Arria® V GX, GT, SX, ST
18 (unsigned) x 18 (unsigned) 2 Arria® V GX, GT, SX, ST
18 (signed) x 19 (signed) 2 Arria® V GX, GT, SX, ST
18 (unsigned) x 19 (signed) 2 Arria® V GX, GT, SX, ST
18 x 25 1 Arria® V GX, GT, SX, ST
20 x 24 1 Arria® V GX, GT, SX, ST
27 x 27 1 All
36 x 18 1 Arria® V GZ
Table 23.  Independent Multiplier Mode Configurations with Multiple Variable Precision DSP Blocks for Arria® V Devices
Configuration Number of DSP Blocks Required Device Variant Support
3 independent 18 x 18 multipliers 2 Arria® V GZ
36 x 36 multiplier 2 Arria® V GZ