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494, 3.3x3.38mm, 49 Ball, 7x7 Layout, 0.4mm Pitch, https://pdfserv.maximintegrated.com/package_dwgs/21-100489.PDF WLCSP-25, 5x5 raster, 2.097x2.493mm package, pitch 0.8mm; see section 6.1 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, https://www.nxp.com/docs/en/package-information/98ASA00855D.pdf#page=1 TFBGA-196, 11.0x11.0mm, 196 Ball, 14x14 Layout, 0.75mm Pitch.

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