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Bump 2x1x2 array, NSMD pad definition Appendix A BGA 238 0.5 CPG238 Spartan-7 BGA, 14x14 grid, 8x8mm 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, 27.0x27.0mm, 756 Ball, 32x32 Layout, 0.8mm Pitch, http://www.latticesemi.com/view_document?document_id=213 WLCSP-16 2.225x2.17mm, 2.17x2.225mm, 16 Ball, 4x4 Layout, 0.35mm Pitch, https://www.onsemi.com/pdf/datasheet/ncp163-d.pdf#page=23 6pin Pitch 0.4mm WLCSP WLCSP/XFBGA 8-pin package, staggered pins, http://www.adestotech.com/wp-content/uploads/DS-AT25DF041B_040.pdf WLCSP WLCSP-8 XFBGA XFBGA-8 CSP BGA Chip-Scale Glass-Top WLCSP-8, 2.284x1.551mm, 8 Ball, 2x4 Layout, 0.4mm Pitch, https://pdfserv.maximintegrated.com/package_dwgs/21-100302.PDF, https://pdfserv.maximintegrated.com/package_dwgs/21-100302.PDF NXP VFBGA-42, 3.0x2.6mm, 42 Ball, 6x7 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32u575og.pdf#page=306 ST WLCSP-100, off-center ball grid.

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