Device Family: Stratix® III, Stratix® IV

Type: Answers, Errata

Area: EMIF, Intellectual Property, Tools



QDR II and QDR II+ SRAM Controller with UniPHY IP Core May Not Operate Below 167MHz

Description

The IP core may not operate reliably at memory clock frequencies less than 167MHz.

Workaround/Fix

Do not use the IP core at memory clock frequencies less than 167MHz for Stratix III or Stratix IV devices.