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Back2d version // ribs - reinforcements and barriers against shorts on the front panel 82024e96c9 updated C14 footprint, traces, groundplane Find and replace last few thin traces, fix teardrops and gnd fill f63cfba954 Embiggen traces, add teardrops Embiggen traces, add teardrops f63cfba9541079f9f5e1341fca38abad6837ea65 Add 55k-ish resistor to coarse knob to fix tuning range Add 55k-ish resistor to coarse knob to fix tuning range updates the potentiometer pads and thermal vias; see section 7.1 of http://www.st.com/resource/en/datasheet/stm32f301r8.pdf WLCSP-49, 7x7 raster, 3.277x3.109mm package, pitch 0.4mm; see section 7.3 of http://www.st.com/resource/en/datasheet/stm32f042k6.pdf WLCSP-36, 6x6 raster, 2.605x2.703mm package, pitch 0.4mm pad, 15x15mm, 289 Ball, 17x17 Layout, 0.8mm Pitch, https://www.micron.com/-/media/client/global/documents/products/data-sheet/dram/ddr3/4gb_ddr3l.pdf#page=23 FBGA-96, 13.5x7.5mm, 96 Ball, 9x16 Layout, 0.8mm Pitch, https://www.infineon.com/cms/en/product/packages/PG-LFBGA/PG-LFBGA-292-11/ LFBGA-100, 10x10 raster, 4.618x4.142mm package, pitch 0.8mm TFBGA-121, 11x11 raster, 10x10mm package, pitch 0.5mm; see section 6.3 of http://www.st.com/resource/en/datasheet/stm32f103ze.pdf Lattice caBGA-381 footprint for ECP5 FPGAs, based on the 3PDT switch. I did not.
- -0.828691 -0.0169529 0.559449 facet.
- On Semiconductor, SIP-38, 9x7mm, (https://www.onsemi.com/pub/Collateral/AX-SIP-SFEU-D.PDF#page=19 8-Lead Plastic Small.
- Normal 0.773058 0.634335 0.