NF C96-013-4/A1*NF EN 60191-4/A1:2018 Mechanical standardization of semiconductor devices - Part 4 : coding system and classification into forms of package outlines for semiconductor device packages
2018NF C96-013-4/A1*NF EN 60191-4/A1:2018 Mechanical standardization of semiconductor devices - Part 4 : coding system and classification into forms of package outlines for semiconductor device packages