synth_tools

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Narrow, 3.90 mm Body [WSON], http://www.ti.com/lit/ml/mpds421/mpds421.pdf WSON-16 3.3 x 1.35mm Pitch 0.4mm WLCSP WLCSP/XFBGA 8-pin package, staggered pins, http://www.adestotech.com/wp-content/uploads/DS-AT25DF041B_040.pdf WLCSP WLCSP-8 XFBGA XFBGA-8 CSP BGA Chip-Scale Glass-Top WLCSP-8, 2.284x1.551mm, 8 Ball, 2x4 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32l496wg.pdf ST WLCSP-132, ST die ID 468, 3.15x3.13mm, 49 Ball, 7x7 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32g431c6.pdf ST WLCSP-49, off-center ball grid, ST die ID 494, 3.3x3.38mm, 49 Ball, 7x7 Layout, 0.4mm Pitch, YFF0006, NSMD pad definition Appendix A BGA 225 0.8 CLG225 Zynq-7000 BGA, 30x30 grid, 31x31mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=261, NSMD pad definition Appendix A BGA 1760 1 FF1761 FFG1761 Virtex-7 BGA, 34x34 grid, 35x35mm package, 1mm pitch; https://www.xilinx.com/support/documentation/user_guides/ug475_7Series_Pkg_Pinout.pdf#page=307, NSMD pad definition (http://www.ti.com/lit/ds/symlink/bq51050b.pdf, http://www.ti.com/lit/an/snva009ag/snva009ag.pdf Texas Instruments, NDQ, 5 pin (https://www.ti.com/lit/ml/mmsf022/mmsf022.pdf TO-PMOD-11 11-pin switching regulator package, http://www.ti.com/lit/ml/mmsf025/mmsf025.pdf Vishay PowerPAK SC70 single transistor package http://www.vishay.com/docs/70486/70486.pdf TO-46-4 with Valox case, based on https://www.schmitzbits.de/ms20.html which is an ADSR envelope generator synth module. Layout and panel are Kosmo format. * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md ``` git clone --recurse-submodules git@gitlab.com:rsholmes/precadsr.git ``` ``` git clone --recurse-submodules git@github.com:holmesrichards/precadsr.git Or if you want finger ridges around the knob? Knurled = 1; // [0:Flat, 1:Recessed, 2:Dome.

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