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4x3 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32l562ce.pdf ST WLCSP-90, ST die ID 469, 4.02x4.27mm, 81 Ball, 9x9 Layout, 0.4mm Pitch, https://www.ti.com/lit/ml/mxbg419/mxbg419.pdf, https://www.ti.com/lit/ds/symlink/tmp117.pdf Texas Instruments, DSBGA, 1.36x1.86mm, 10 bump 3x4 (perimeter) array, 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.

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