Labels Milestones
Back4.618x4.142mm package, pitch 0.4mm; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f103tb.pdf UFBGA-132, 12x12 raster, 5.24x5.24mm package, pitch 0.4mm; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32l152zc.pdf WLCSP-64, 8x8 raster, 5x5mm.
- 44 leads; body width 4.4.
- Edge 8.2mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector.