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2 ; DRILL file {KiCad 5.1.10-88a1d61d58~90~ubuntu20.04.1} date Sat Aug 7 13:39:59 2021 ; DRILL file {KiCad 5.1.10-88a1d61d58~90~ubuntu20.04.1} date Sat Aug 7 10:22:31 2021 e6b834b08c Fix floating pin for Pause (J19/J18); the schematic is incorrect Ins: Clock In - ~27K to U3-8? No, transistors maybe activate? - Clock rate (B100k) (not sure yet which 2 pins THT ceramic resonator filter filter hand-soldering SMD Crystal Oscillator IDT https://www.idt.com/document/dst/xu-family-datasheet#page=17, 7.0x5.0mm IQD Crystal Clock Oscillator TXCO Fordahl DFA S7-K/L, http://www.iqdfrequencyproducts.com/products/details/iqxo-70-11-30.pdf, hand-soldering, 19.9x12.9mm^2 package Miniature Crystal Clock Oscillator TXCO Fordahl DFA S1-KHZ/LHZ, http://www.iqdfrequencyproducts.com/products/details/iqxo-70-11-30.pdf, 14.8x9.1mm^2 package Mminiature Crystal Clock Oscillator (XO) (https://www.diodes.com/assets/Datasheets/FN_3-3V.pdf Oscillator Crystal SMD SMT SPST EVQPL EVQPT Coto Technologies SPST Reed Switch CT10-XXXX-G1 Coto Technologies SPST Reed Switch CT10-XXXX-G2 Coto Technologies SPST Reed Switch MSDM-DT, https://www.littelfuse.com/~/media/electronics/datasheets/reed_switches/littelfuse_reed_switches_mdsm_dt_datasheet.pdf.pdf Littlefuse Reed SPDT Switch Light Touch Switch,https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000CE20.pdf 0 Light Touch Switch, https://industrial.panasonic.com/cdbs/www-data/pdf/ATK0000/ATK0000C374.pdf SMD SMT HCMOS Miniature Crystal Clock Oscillator IQXO-70, http://www.iqdfrequencyproducts.com/products/details/iqxo-70-11-30.pdf, 7.5x5.0mm^2 package SI570, SI571, Programmable oscillator, Standard SI570 SI571 Programmable oscillator Standard SMD Crystal Oscillator Seiko Epson SG-8002LB https://support.epson.biz/td/api/doc_check.php?mode=dl&lang=en&Parts=SG-8002DC, 5.0x3.2mm^2 package SMD Crystal Seiko Epson SG-8002CA https://support.epson.biz/td/api/doc_check.php?mode=dl⟨=en&Parts=SG-8002DC, 7.0x5.0mm^2 package Ultraminiature Crystal Clock Oscillator TXCO Fordahl DFA S2-KS/LS/US, http://www.iqdfrequencyproducts.com/products/details/iqxo-70-11-30.pdf, 7.3x5.1mm^2 package Mminiature Crystal Clock Oscillator EuroQuartz XO91 series, http://cdn-reichelt.de/documents/datenblatt/B400/XO91.pdf, 7.0x5.0mm^2 package SMD Crystal Seiko Epson SG-8002JA https://support.epson.biz/td/api/doc_check.php?mode=dl&lang=en&Parts=SG-8002DC, hand-soldering, 5.0x3.2mm^2 package 14-lead dip package, row spacing 7.62 mm (300 mils), body size (see https://www.ctscorp.com/wp-content/uploads/194-195.pdf 2x-dip-switch SPST KingTek_DSHP02TS, Slide, row spacing 5.08mm, pin-spacing 2.54mm, see http://www.st.com/resource/en/datasheet/stp20nm60.pdf TO-220F-3 Horizontal RM 1.7mm Pentawatt Multiwatt-5 TO-220-5, Vertical, RM 1.27mm, staggered type-1, see http://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-to-220/to-220_5_05-08-1421.pdf?domain=www.linear.com, https://www.diodes.com/assets/Package-Files/TO220-5.pdf TO-220-5 Horizontal RM 1.27mm staggered type-1 TO-220-4, Vertical, RM 1.7mm, Pentawatt, Multiwatt-5, staggered type-2, see http://www.st.com/resource/en/datasheet/tda7391lv.pdf TO-220-11 Horizontal RM 10.95mm SOT-93 TO-218-2, Vertical, RM 5.45mm, see https://www.fairchildsemi.com/package-drawings/TO/TO264A03.pdf TO-264-2 Horizontal RM 1.27mm MultiwattF-15 staggered type-1 TO-220-7 Vertical RM 2.54mm TO-220-4, Horizontal, RM 3.81mm, see https://www.onsemi.com/pub/Collateral/NJL3281D-D.PDF TO-264-5 Vertical RM 1.27mm Multiwatt-7 staggered type-2 TO-220-7, Vertical, RM 1.27mm, staggered type-2, see http://www.ti.com/lit/ds/symlink/lm3886.pdf TO-220F-11 Vertical RM 1.7mm staggered type-1 TO-220F-9, Vertical, RM 0.9mm, staggered type-1 TO-220F-15 Vertical RM 10.95mm SOT-93 TO-218-2, Vertical, RM 1.7mm, staggered type-2, see http://www.st.com/resource/en/datasheet/l298.pdf TO-220-15 Horizontal RM 5.08mm TO-220F-3, Horizontal, RM 3.81mm, see https://www.onsemi.com/pub/Collateral/NJL3281D-D.PDF TO-264-5 Vertical RM 5.475mm SOT-93 TO-218-3, Horizontal, RM 5.475mm, SOT-93, see https://www.vishay.com/docs/95214/fto218.pdf TO-218-2 Vertical RM 10.9mm TO-247-2, Vertical, RM 2.54mm, see https://toshiba.semicon-storage.com/us/product/mosfet/to-247-4l.html TO-247-2 Horizontal RM 5.475mm SOT-93 TO-220-2, Horizontal, RM 1.7mm, Pentawatt, Multiwatt-5, staggered type-1, see http://www.st.com/resource/en/datasheet/l298.pdf TO-220-15 Horizontal RM 1.7mm staggered type-1 TO-220F-9, Vertical, RM 1.27mm, staggered type-1, see http://www.st.com/resource/en/datasheet/l298.pdf TO-220-15 Vertical RM 2.54mm TO-220-5, Horizontal, RM 2.54mm, see https://www.vishay.com/docs/66542/to-220-1.pdf TO-220-3 Vertical RM 1.7mm Pentawatt Multiwatt-5 TO-220-7, Vertical, RM 0.97mm.

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