IEC TS 62564-1:2011 Process management for avionics - Aerospace qualified electronic components (AQEC) - Part 1: Integrated circutis and discrete semiconductors has been changed from IEC 107/144/DTS:2011 IEC/TS 62564-1, Ed. 2: Aerospace qualified electronic component (AQEC) - Part 1: Integrated circuits and discrete semiconductors.