Hardware Investigate

Boosting System Performance With External Memory Solutions

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Executive Summary

Over 70% of designs on Altera FPGAs require some type of external memory in the design, but the needs vary depending on the individual application. This white paper addresses all aspects of building external memory solutions with Altera FPGAs, including application needs, memory capabilities of Altera FPGAs, and device and Intellectual Property (IP) selection. Also discussed is the modular style of the memory components, comprised of Altera's PHY offerings with circuit enhancements and calibration features, and its new controller offering with new features including advanced bank management. In addition, Altera provides a high level of quality assurance in terms of testing, tools, design examples, and documentation.

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