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Https://www.st.com/resource/en/datasheet/stm32h7a3ai.pdf ST WLCSP-156, ST die ID 460, 2.3x2.48mm, 25 Ball, 5x5 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32g031y8.pdf ST WLCSP-20, ST die ID 495, 4.4x4.38mm, 100 Ball, 10x10 Layout, 0.4mm Pitch, https://www.nxp.com/docs/en/package-information/SOT1963-1.pdf ST LFBGA-354, 16.0x16.0mm, 354 Ball, 19x19 Layout, 0.5mm Pitch, http://www.ti.com/lit/ds/symlink/ts3a24159.pdf Texas Instruments, DSBGA, area grid, NSMD pad definition Appendix A BGA 238 0.5.

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