Labels Milestones
Back3.141x3.127mm package, pitch 0.4mm; see section 6.1 of http://www.st.com/resource/en/datasheet/stm32f405og.pdf WLCSP-100, 10x10 raster, 9x9mm package, pitch 0.4mm; https://www.latticesemi.com/view_document?document_id=213 UFBGA-15, 4x4, 3x3mm package, pitch 0.4mm; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32f302vc.pdf WLCSP-100, 10x10 raster, 4.618x4.142mm package, pitch 0.4mm pad, based on the mid surdos.