Labels Milestones
BackOf http://www.st.com/resource/en/datasheet/stm32l152zc.pdf WLCSP-64, 8x8 raster, 4.539x4.911mm package, pitch 0.4mm; see.
- Unshielded, https://datasheet.lcsc.com/lcsc/2207051802_EVERCOM-5301-4P4C_C3097715.pdf RJ9 Connector tab down.
- Switch https://www.ckswitches.com/media/1973/ksc7.pdf C&K Switches 1P1T SMD PTS125 Series.