Description
No, there is no difference in the die for a lead-free and a non lead-free device. For example, the EPCS1SI8 and EPCS1SI8N devices have identical die. The only difference is in the packaging where the solder balls and packaging materials of a –N device do not contain lead.
For further information on RoHS devices, please refer to Altera's RoHS-Compliant Devices.