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With Exposed Pad Variation BB; (see Linear Technology DFN_8_05-08-1702.pdf 8-Lead Plastic Dual Flat, No Lead Package (MD) - 4x4x0.9 mm Body [UQFN]; (see Microchip Packaging Specification 00000049BS.pdf SSOP28: plastic shrink small outline package; 40 leads (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot266-1_po.pdf SSOP, 20 Pin (https://resurgentsemi.com/wp-content/uploads/2018/09/MPR121_rev5-Resurgent.pdf?d453f8&d453f8), generated with kicad-footprint-generator Molex SPOX Connector System, 5267-15A, 15 Pins per row (http://www.molex.com/pdm_docs/sd/530480210_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py Texas instruments QFN Package, datasheet: https://www.ti.com/lit/ds/symlink/tpsm53602.pdf Texas Instruments, DSBGA, area grid, NSMD pad definition (http://www.ti.com/lit/ml/mxbg270/mxbg270.pdf Texas Instruments, BGA Microstar Junior, 2x2.5mm, 12 bump 4x3 grid, NSMD pad definition Appendix A BGA 1156 1 RF1157 RF1158 Virtex-7 BGA, 44x44 grid, 45x45mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=280, NSMD pad definition Appendix A BGA 1760 1 FF1761 FFG1761 Virtex-7 BGA, 42x42 grid, 45x45mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=304, NSMD pad definition (http://www.ti.com/lit/ds/symlink/txs0104e.pdf, http://www.ti.com/lit/an/snva009ag/snva009ag.pdf Texas Instruments CSD18531Q5A http://www.ti.com/lit/ds/symlink/csd18531q5a.pdf.