component
SN74HC74QDRG4Q1
Public Made by Adomby adom
Texas Instruments Flip Flops, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
sn74hc74qdrg4q1: annotated 3D hero (adom-hero 1.4)
4 files changed
+395−393
README.md+1@@ -37,6 +37,7 @@ SN74HC74QDRG4Q1 from Texas Instruments, in a SOIC-14. Pinout and pin description - Symbol: `SN74HC74QDRG4Q1` - Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm` - 3D model: SOIC-14 (KiCad packages3D, STEP)+- Annotated 3D hero: `sn74hc74qdrg4q1-hero.glb` (dashed pad outlines, silkscreen with pin 1, signal names; the [adom-hero standard](https://wiki.adom.inc/adom/component-hero)) is what the viewer shows. Downloads and EDA use the clean model, `sn74hc74qdrg4q1-etched.glb`. - 3D model files: `sn74hc74qdrg4q1-etched.step` / `sn74hc74qdrg4q1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74hc74qdrg4q1.step` / `sn74hc74qdrg4q1.glb` are the bare package body. ## Provenance
page.json+5−5@@ -24,8 +24,8 @@ "parts": { "symbol": "sn74hc74qdrg4q1.kicad_sym", "footprint": "sn74hc74qdrg4q1.kicad_mod",- "model_3d": "sn74hc74qdrg4q1-etched.glb",- "model_3d_plain": "sn74hc74qdrg4q1.glb",+ "model_3d": "sn74hc74qdrg4q1-hero.glb",+ "model_3d_plain": "sn74hc74qdrg4q1-etched.glb", "model_3d_step": "sn74hc74qdrg4q1-etched.step", "model_3d_step_plain": "sn74hc74qdrg4q1.step", "lbr": "sn74hc74qdrg4q1.lbr"@@ -81,7 +81,7 @@ }, { "number": "6",- "name": "1Q̄",+ "name": "1Q\u0304", "type": "output", "description": "Inverted Q output (Q-bar) for channel 1 flip-flop" },@@ -93,7 +93,7 @@ }, { "number": "8",- "name": "2Q̄",+ "name": "2Q\u0304", "type": "output", "description": "Inverted Q output (Q-bar) for channel 2 flip-flop" },@@ -215,4 +215,4 @@ "visibility": { "public": true }-}+}
sn74hc74qdrg4q1-hero.glb⋯ 1 unchanged line ⋯
sn74hc74qdrg4q1-hero.overlay.json+389−388@@ -1,392 +1,393 @@ {- "spec": "adom-hero 1.4",- "mpn": "SN74HC74QDRG4Q1",- "kind": "component + footprint reference art",- "board_use": false,- "plane_z_mm": -0.02,- "units": "metre",- "upAxis": "Z",- "layers": {- "pad_outlines": {- "material": "Footprint pads - teal dashed outlines - 50 percent opacity",- "rgba": [- 0.0,- 0.902,- 0.863,- 0.5- ],- "pads": 14,- "span_mm": 8.22,- "dash_mm": 0.2055,- "gap_mm": 0.1233,- "pad_stroke_mm": 0.0493- },- "silkscreen": {- "material": "Silkscreen reference lines - 30 percent opacity",- "rgba": [- 0.92,- 0.96,- 1.0,- 0.3- ],- "footprint_items": 7,- "pin1": {- "source": "footprint silkscreen",- "pad": "1"- }- },- "signal_names": {- "material": "Signal names - 50 percent opacity",- "rgba": [- 0.92,- 0.96,- 1.0,- 0.5- ],- "font": "DejaVu Sans Mono",- "labels": 14,- "sides": "top + mirrored underside (single-sided)",- "fallback_to_pad_number": 0- }+ "spec": "adom-hero 1.4",+ "mpn": "SN74HC74QDRG4Q1",+ "kind": "component + footprint reference art",+ "board_use": false,+ "plane_z_mm": -0.02,+ "units": "metre",+ "upAxis": "Z",+ "layers": {+ "pad_outlines": {+ "material": "Footprint pads - teal dashed outlines - 50 percent opacity",+ "rgba": [+ 0.0,+ 0.902,+ 0.863,+ 0.5+ ],+ "pads": 14,+ "span_mm": 8.22,+ "dash_mm": 0.2055,+ "gap_mm": 0.1233,+ "pad_stroke_mm": 0.0493 },- "align": {- "ok": true,- "centre_offset_mm": 0.0,- "tolerance_mm": 0.658,- "orientation_flipped": false,- "contacts_bbox_mm": [- -3.0,- 3.0,- -4.015,- 4.015- ],- "pads_bbox_mm": [- -3.45,- 3.45,- -4.11,- 4.11- ],- "seating_z_mm": -0.0+ "silkscreen": {+ "material": "Silkscreen reference lines - 30 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.3+ ],+ "footprint_items": 7,+ "pin1": {+ "source": "footprint silkscreen",+ "pad": "1"+ } },- "sources": {- "glb": "sn74hc74qdrg4q1.glb",- "glb_sha256": "7bd5aaa44a533bd473b05260af3f3107337e57343b414d22f83b764e5a0fae62",- "footprint": "sn74hc74qdrg4q1.kicad_mod",- "footprint_sha256": "a885b619b22880c9559522d2bf865b059d80453b95a98defc9e6ceef284da1fc",- "pins": "page.json component.pins",- "pins_sha256": "5e2c249fdc14a4bba970113bf052ede526bcdec4f58372f8eeba3ac11839f79c"- },- "generator": "adom-wiki 1.7.65 (component_hero)",- "labels": [- {- "pad": "1",- "text": "1CLR",- "x": -3.6,- "y": -3.81,- "align": "right",- "vertical": false,- "h": 0.6- },- {- "pad": "2",- "text": "1D",- "x": -3.6,- "y": -2.54,- "align": "right",- "vertical": false,- "h": 0.6- },- {- "pad": "3",- "text": "1CLK",- "x": -3.6,- "y": -1.27,- "align": "right",- "vertical": false,- "h": 0.6- },- {- "pad": "4",- "text": "1PRE",- "x": -3.6,- "y": 0.0,- "align": "right",- "vertical": false,- "h": 0.6- },- {- "pad": "5",- "text": "1Q",- "x": -3.6,- "y": 1.27,- "align": "right",- "vertical": false,- "h": 0.6- },- {- "pad": "6",- "text": "1Q̄",- "x": -3.6,- "y": 2.54,- "align": "right",- "vertical": false,- "h": 0.6- },- {- "pad": "7",- "text": "GND",- "x": -3.6,- "y": 3.81,- "align": "right",- "vertical": false,- "h": 0.6- },- {- "pad": "8",- "text": "2Q̄",- "x": 3.6,- "y": 3.81,- "align": "left",- "vertical": false,- "h": 0.6- },- {- "pad": "9",- "text": "2Q",- "x": 3.6,- "y": 2.54,- "align": "left",- "vertical": false,- "h": 0.6- },- {- "pad": "10",- "text": "2PRE",- "x": 3.6,- "y": 1.27,- "align": "left",- "vertical": false,- "h": 0.6- },- {- "pad": "11",- "text": "2CLK",- "x": 3.6,- "y": 0.0,- "align": "left",- "vertical": false,- "h": 0.6- },- {- "pad": "12",- "text": "2D",- "x": 3.6,- "y": -1.27,- "align": "left",- "vertical": false,- "h": 0.6- },- {- "pad": "13",- "text": "2CLR",- "x": 3.6,- "y": -2.54,- "align": "left",- "vertical": false,- "h": 0.6- },- {- "pad": "14",- "text": "VCC",- "x": 3.6,- "y": -3.81,- "align": "left",- "vertical": false,- "h": 0.6- }+ "signal_names": {+ "material": "Signal names - 50 percent opacity",+ "rgba": [+ 0.92,+ 0.96,+ 1.0,+ 0.5+ ],+ "font": "DejaVu Sans Mono",+ "labels": 14,+ "sides": "top + mirrored underside (single-sided)",+ "omitted": null,+ "fallback_to_pad_number": 0+ }+ },+ "align": {+ "ok": true,+ "centre_offset_mm": 0.0,+ "tolerance_mm": 0.658,+ "orientation_flipped": false,+ "contacts_bbox_mm": [+ -3.0,+ 3.0,+ -4.015,+ 4.015+ ],+ "pads_bbox_mm": [+ -3.45,+ 3.45,+ -4.11,+ 4.11 ],- "pads": [- {- "number": "1",- "shape": "roundrect",- "center_mm": [- -2.475,- -3.81- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "2",- "shape": "roundrect",- "center_mm": [- -2.475,- -2.54- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "3",- "shape": "roundrect",- "center_mm": [- -2.475,- -1.27- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "4",- "shape": "roundrect",- "center_mm": [- -2.475,- 0.0- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "5",- "shape": "roundrect",- "center_mm": [- -2.475,- 1.27- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "6",- "shape": "roundrect",- "center_mm": [- -2.475,- 2.54- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "7",- "shape": "roundrect",- "center_mm": [- -2.475,- 3.81- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "8",- "shape": "roundrect",- "center_mm": [- 2.475,- 3.81- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "9",- "shape": "roundrect",- "center_mm": [- 2.475,- 2.54- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "10",- "shape": "roundrect",- "center_mm": [- 2.475,- 1.27- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "11",- "shape": "roundrect",- "center_mm": [- 2.475,- 0.0- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "12",- "shape": "roundrect",- "center_mm": [- 2.475,- -1.27- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "13",- "shape": "roundrect",- "center_mm": [- 2.475,- -2.54- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- },- {- "number": "14",- "shape": "roundrect",- "center_mm": [- 2.475,- -3.81- ],- "size_mm": [- 1.95,- 0.6- ],- "rot": 0.0- }- ]-}+ "seating_z_mm": -0.0+ },+ "sources": {+ "glb": "sn74hc74qdrg4q1-etched.glb",+ "glb_sha256": "eb51522eef6a6d9ed97154c2639328a0a671cfdcf3108660c059fcab0c34f606",+ "footprint": "sn74hc74qdrg4q1.kicad_mod",+ "footprint_sha256": "a885b619b22880c9559522d2bf865b059d80453b95a98defc9e6ceef284da1fc",+ "pins": "page.json component.pins",+ "pins_sha256": "5e2c249fdc14a4bba970113bf052ede526bcdec4f58372f8eeba3ac11839f79c"+ },+ "generator": "factory/hero_glb.py",+ "labels": [+ {+ "pad": "1",+ "text": "1CLR",+ "x": -3.6,+ "y": -3.81,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "2",+ "text": "1D",+ "x": -3.6,+ "y": -2.54,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "3",+ "text": "1CLK",+ "x": -3.6,+ "y": -1.27,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "4",+ "text": "1PRE",+ "x": -3.6,+ "y": 0.0,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "5",+ "text": "1Q",+ "x": -3.6,+ "y": 1.27,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "6",+ "text": "1Q\u0304",+ "x": -3.6,+ "y": 2.54,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "7",+ "text": "GND",+ "x": -3.6,+ "y": 3.81,+ "align": "right",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "8",+ "text": "2Q\u0304",+ "x": 3.6,+ "y": 3.81,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "9",+ "text": "2Q",+ "x": 3.6,+ "y": 2.54,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "10",+ "text": "2PRE",+ "x": 3.6,+ "y": 1.27,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "11",+ "text": "2CLK",+ "x": 3.6,+ "y": 0.0,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "12",+ "text": "2D",+ "x": 3.6,+ "y": -1.27,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "13",+ "text": "2CLR",+ "x": 3.6,+ "y": -2.54,+ "align": "left",+ "vertical": false,+ "h": 0.6+ },+ {+ "pad": "14",+ "text": "VCC",+ "x": 3.6,+ "y": -3.81,+ "align": "left",+ "vertical": false,+ "h": 0.6+ }+ ],+ "pads": [+ {+ "number": "1",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ -3.81+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "2",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ -2.54+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "3",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ -1.27+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "4",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ 0.0+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "5",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ 1.27+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "6",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ 2.54+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "7",+ "shape": "roundrect",+ "center_mm": [+ -2.475,+ 3.81+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "8",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ 3.81+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "9",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ 2.54+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "10",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ 1.27+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "11",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ 0.0+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "12",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ -1.27+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "13",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ -2.54+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ },+ {+ "number": "14",+ "shape": "roundrect",+ "center_mm": [+ 2.475,+ -3.81+ ],+ "size_mm": [+ 1.95,+ 0.6+ ],+ "rot": 0.0+ }+ ]+}