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FF1930 FFG1930 Virtex-7 BGA, 42x42 grid, 42.5x42.5mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=303, NSMD pad definition Appendix A BGA 196 0.5 CPGA196 Artix-7 BGA, 22x22 grid, 19x19mm package, 0.8mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=270, NSMD pad definition Appendix A BGA 484 1 FB484 FBG484 FBV484 Artix-7, Kintex-7 and Zynq-7000 BGA, 30x30 grid, 31x31mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=306, NSMD pad definition, https://www.ti.com/lit/ds/symlink/lmg1020.pdf, https://www.ti.com/lit/ml/mxbg078z/mxbg078z.pdf BGA 6 0.4 YFF0006 Texas Instruments, DSBGA, area grid, YBG pad definition, https://www.ti.com/lit/ds/symlink/lmg1020.pdf, https://www.ti.com/lit/ml/mxbg078z/mxbg078z.pdf BGA 6 0.4 YFF0006 Texas Instruments, DSBGA-6, 0.704x1.054mm, NSMD, YKA pad definition, 0.8875x1.3875mm, 5 Ball, 2x3 Layout, 0.35mm Pitch, https://www.st.com/resource/en/datasheet/stm32h7a3ai.pdf ST WLCSP-156, ST die ID 461, 4.63x4.15mm, 115 Ball, X-staggered 18x10 Layout, 0.4mm Pitch, https://pdfserv.maximintegrated.com/package_dwgs/21-100489.PDF WLCSP-25, 5x5 raster, 2.423x2.325mm package, pitch 0.4mm; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32l476me.pdf WLCSP-81, 9x9 raster, 4.039x3.951mm package, pitch 0.5mm UFBGA-64, 8x8 raster, 5x5mm package, pitch 0.4mm; see section 7.6 of http://www.st.com/resource/en/datasheet/stm32f446ze.pdf UFBGA-144, 12x12 raster, 5.24x5.24mm package, pitch 0.8mm; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32l152zc.pdf WLCSP-64, 8x8 raster, 3.623x3.651mm package, pitch 0.4mm; https://www.latticesemi.com/view_document?document_id=213 UCBGA-81, 9x9 raster, 3.639x3.971mm package, pitch 0.4mm; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32f303zd.pdf WLCSP-100, 10x10 raster, 4.201x4.663mm package, pitch 0.5mm; see section 7.3 of http://www.st.com/resource/en/datasheet/stm32l011k3.pdf WLCSP-36, 6x6 raster, 2.5x2.5mm package, pitch 0.8mm; see section 7.1 of http://www.st.com/resource/en/datasheet/DM00213872.pdf WLCSP-64, 8x8 raster, 3.347x3.585mm package, pitch 0.8mm; see section 7.6 of http://www.st.com/resource/en/datasheet/DM00257211.pdf WLCSP-64, 8x8 raster, 4.466x4.395mm package, pitch 0.5mm; see section 6.1 of http://www.st.com/resource/en/datasheet/stm32f103ze.pdf Lattice caBGA-381 footprint for ECP5 FPGAs, based on the streets of the indenting cones. [mm] cone_indents_height = 5.1; // Top radius of the object. HoleDepth = 10; // [1:1:84] /* [Holes] */ hole_dist_top = 2.5; rail_clearance = 8.5; // mm from very top/bottom edge and where it is safe to put the output to allow faster previews. Influences segments for circles printer_z_fix = 0.5; // this is actually a pushbutton momentary, but roughly same dimensions as toggle switch - number of pins: 12.

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