Labels Milestones
BackST WLCSP-81, ST die ID 468, 3.15x3.13mm, 49 Ball, 7x7 Layout, 0.8mm Pitch, https://www.st.com/resource/en/datasheet/stm32mp151a.pdf ST.
- Plug Edge Mount (http://suddendocs.samtec.com/prints/sma-j-p-x-st-em1-mkt.pdf.
- 3.81mm, see https://www.onsemi.com/pub/Collateral/NJL3281D-D.PDF TO-264-5.