Intel has introduced new ordering part number (OPN) suffixes for Arria® II, Stratix® II, Stratix® III and Stratix® IV devices for Restriction of Hazardous Substances (RoHS) and Leaded compliance.
The new part numbers will have "N" suffix for RoHS5 devices (applicable to Arria® II, Stratix® II, Stratix® III and Stratix® IV devices), "G" suffix for RoHS6 devices (applicable to Arria® II, Stratix® III and Stratix® IV devices) and "P" suffix for Leaded devices (applicable to Arria® II, Stratix® III and Stratix® IV devices)
This additional information can be found in the documents below for each respective device family.
Arria® II: Overview for the Arria II Device Family
Stratix® II: Reference & Ordering Information
Stratix® III: Stratix III Device Family Overview
Stratix® IV: Overview for the Stratix IV Device Family