规格书
                    1(LCMXO_MachXO Family Datasheet)
                   
                    PCN 组装/来源
                    1(Alternate Assembly Revision B 17/Nov/2014)
                   
                    PCN 封装
                    1(All Dev Pkg Mark Chg 12/Nov/2018)
                   
                    HTML 规格书
                    1(LCMXO_MachXO Family Datasheet)
                   
                    EDA 模型
                    1(LCMXO2280C-3TN144C by Ultra Librarian)
                   
                    手册
                    1(Leaded Pkg PCB Layout Guide)