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7x7 raster, 3.277x3.109mm package, pitch 0.5mm; see section 6.8 of http://www.st.com/resource/en/datasheet/stm32f746zg.pdf TFBGA-265, 17x17 raster, 14x14mm package, pitch 0.4mm; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f103ze.pdf Lattice caBGA-381 footprint for ECP5 FPGAs, based on either internal or external clock sources cycle between 0v and 5v max // gate out (j4/j10 // clock in (j2/j11 // casc out (j14/j15 // reset/casc in (j1/j13 // gate out // round shaft hole // D shaft shape for shaft cutout .

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