← Commit history

sn74lvc1g34dbvr: manufacturer provenance fix

Ray ·6cb09fb7e4 ·1mo ago ·parent 3dc72d2
2 files changed +122−125
README.md+4−4
@@ -1,8 +1,8 @@ # SN74LVC1G34DBVR -**Unknown** · Buffer/Driver/Transceiver · SOT-23-5+**Texas Instruments** · Buffer/Driver/Transceiver · SOT-23-5 -SN74LVC1G34DBVR from Unknown, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.+SN74LVC1G34DBVR from Texas Instruments, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.  ## Pinout @@ -18,7 +18,7 @@ SN74LVC1G34DBVR from Unknown, in a SOT-23-5. Pinout and pin descriptions extract  | Parameter | Value | |---|---|-| Manufacturer | Unknown |+| Manufacturer | Texas Instruments | | Package | SOT-23-5 | | Category | Logic | | Pins | 5 |@@ -47,7 +47,7 @@ SN74LVC1G34DBVR from Unknown, in a SOT-23-5. Pinout and pin descriptions extract  Data extracted from the manufacturer datasheet, not a distributor listing: -- **Datasheet:** [Unknown datasheet](docs/sn74lvc1g34dbvr-datasheet.pdf) (48 pp, sha256 `04a1b0ee3e81bf9b`, retrieved 2026-08-17, tier: lcsc)+- **Datasheet:** [Texas Instruments datasheet](docs/sn74lvc1g34dbvr-datasheet.pdf) (48 pp, sha256 `04a1b0ee3e81bf9b`, retrieved 2026-08-17, tier: lcsc) - **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - **CAD:** KiCad official libraries (CC-BY-SA 4.0). 
page.json+118−121
@@ -1,127 +1,124 @@ {-  "schema_version": 1,-  "type": "component",-  "slug": "sn74lvc1g34dbvr",-  "title": "SN74LVC1G34DBVR",-  "brief": "Unknown Buffer/Driver/Transceiver, SOT-23-5. Datasheet-verified pinout, KiCad symbol/footprint/3D.",-  "version": "0.1.0",-  "license": "CC-BY-SA-4.0",-  "tags": [-    "component",-    "logic",-    "sn74lvc1g34dbvr"-  ],-  "component": {-    "mpn": "SN74LVC1G34DBVR",-    "manufacturer": "Unknown",-    "package": "SOT-23-5",-    "pin_count": 5,-    "category": "Logic",-    "subcategory": "Buffer/Driver/Transceiver",-    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2302221801_Texas-Instruments-SN74LVC1G34DBVR_C840096.pdf",-    "parts": {-      "symbol": "sn74lvc1g34dbvr.kicad_sym",-      "footprint": "sn74lvc1g34dbvr.kicad_mod",-      "model_3d": "sn74lvc1g34dbvr.glb",-      "model_3d_step": "sn74lvc1g34dbvr.step",-      "lbr": "sn74lvc1g34dbvr.lbr"-    },-    "distributor_links": {},-    "pins": [-      {-        "number": "1",-        "name": "NC",-        "type": "unconnected",-        "description": "No internal connection. Leave floating or optionally tie to a static level; not electrically bonded to the die."-      },-      {-        "number": "2",-        "name": "A",-        "type": "input",-        "description": "CMOS logic input to the non-inverting buffer (Y = A). Accepts 0 V to 5.5 V regardless of VCC (5-V tolerant); VIH/VIL scale with VCC (e.g. VIH ≥ 2 V, VIL ≤ 0.8 V at VCC = 3-3.6 V). Must not be left floating per SCBA004."-      },-      {-        "number": "3",-        "name": "GND",-        "type": "power_in",-        "description": "Ground reference (0 V) for the device. Continuous current through VCC or GND is limited to ±100 mA (absolute max)."-      },-      {-        "number": "4",-        "name": "Y",-        "type": "output",-        "description": "CMOS push-pull buffer output (Y = A). Rated ±24 mA drive at VCC = 3 V (up to ±32 mA at 4.5 V); VOH ≥ 2.3 V at IOH = -24 mA and VOL ≤ 0.55 V at IOL = 24 mA (VCC = 3 V). Supports Ioff / partial power-down and back-drive protection."-      },-      {-        "number": "5",-        "name": "VCC",-        "type": "power_in",-        "description": "Positive supply rail, 1.65 V to 5.5 V operating (1.5 V data-retention minimum). Absolute max 6.5 V. Bypass with a local ceramic capacitor close to the pin."-      }-    ],-    "provenance": {-      "extractor": "ds2sf",-      "datasheet": {-        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2302221801_Texas-Instruments-SN74LVC1G34DBVR_C840096.pdf",-        "pages": 48,-        "sha256": "04a1b0ee3e81bf9b",-        "source_tier": "lcsc"-      },-      "cad": "KiCad official (CC-BY-SA 4.0)",-      "pins": {-        "total": 5,-        "described": 5,-        "cites_pages": true,-        "refuses_to_fabricate": true-      }-    },-    "viewers": {-      "symbol": "viewers/symbol.html",-      "footprint": "viewers/footprint.html"-    }-  },-  "metadata": {-    "specs": {-      "Manufacturer": "Unknown",-      "Package": "SOT-23-5",-      "Category": "Logic",-      "Pins": "5"-    }+ "schema_version": 1,+ "type": "component",+ "slug": "sn74lvc1g34dbvr",+ "title": "SN74LVC1G34DBVR",+ "brief": "Texas Instruments Buffer/Driver/Transceiver, SOT-23-5. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "version": "0.1.0",+ "license": "CC-BY-SA-4.0",+ "tags": [+  "component",+  "logic",+  "sn74lvc1g34dbvr"+ ],+ "component": {+  "mpn": "SN74LVC1G34DBVR",+  "manufacturer": "Texas Instruments",+  "package": "SOT-23-5",+  "pin_count": 5,+  "category": "Logic",+  "subcategory": "Buffer/Driver/Transceiver",+  "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2302221801_Texas-Instruments-SN74LVC1G34DBVR_C840096.pdf",+  "parts": {+   "symbol": "sn74lvc1g34dbvr.kicad_sym",+   "footprint": "sn74lvc1g34dbvr.kicad_mod",+   "model_3d": "sn74lvc1g34dbvr.glb",+   "model_3d_step": "sn74lvc1g34dbvr.step",+   "lbr": "sn74lvc1g34dbvr.lbr"   },-  "sections": [-    "hero",-    "viewers",-    "readme",-    "breadcrumbs",-    "info"-  ],-  "discovery_triggers": [-    "sn74lvc1g34dbvr"+  "distributor_links": {},+  "pins": [+   {+    "number": "1",+    "name": "NC",+    "type": "unconnected",+    "description": "No internal connection. Leave floating or optionally tie to a static level; not electrically bonded to the die."+   },+   {+    "number": "2",+    "name": "A",+    "type": "input",+    "description": "CMOS logic input to the non-inverting buffer (Y = A). Accepts 0 V to 5.5 V regardless of VCC (5-V tolerant); VIH/VIL scale with VCC (e.g. VIH \u2265 2 V, VIL \u2264 0.8 V at VCC = 3-3.6 V). Must not be left floating per SCBA004."+   },+   {+    "number": "3",+    "name": "GND",+    "type": "power_in",+    "description": "Ground reference (0 V) for the device. Continuous current through VCC or GND is limited to \u00b1100 mA (absolute max)."+   },+   {+    "number": "4",+    "name": "Y",+    "type": "output",+    "description": "CMOS push-pull buffer output (Y = A). Rated \u00b124 mA drive at VCC = 3 V (up to \u00b132 mA at 4.5 V); VOH \u2265 2.3 V at IOH = -24 mA and VOL \u2264 0.55 V at IOL = 24 mA (VCC = 3 V). Supports Ioff / partial power-down and back-drive protection."+   },+   {+    "number": "5",+    "name": "VCC",+    "type": "power_in",+    "description": "Positive supply rail, 1.65 V to 5.5 V operating (1.5 V data-retention minimum). Absolute max 6.5 V. Bypass with a local ceramic capacitor close to the pin."+   }   ],-  "discovery_pitch": "SN74LVC1G34DBVR (Unknown) component page with datasheet-verified CAD.",-  "author": {-    "name": "Ray",-    "email": "[email protected]"+  "provenance": {+   "extractor": "ds2sf",+   "datasheet": {+    "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2302221801_Texas-Instruments-SN74LVC1G34DBVR_C840096.pdf",+    "pages": 48,+    "sha256": "04a1b0ee3e81bf9b",+    "source_tier": "lcsc"+   },+   "cad": "KiCad official (CC-BY-SA 4.0)",+   "pins": {+    "total": 5,+    "described": 5,+    "cites_pages": true,+    "refuses_to_fabricate": true+   }   },-  "dependencies": {},-  "hero": {-    "type": "image",-    "path": "docs/hero.png"-  },-  "files": [-    "page.json",-    "README.md",-    "sn74lvc1g34dbvr.kicad_sym",-    "sn74lvc1g34dbvr.kicad_mod",-    "sn74lvc1g34dbvr.glb",-    "sn74lvc1g34dbvr.step",-    "sn74lvc1g34dbvr.lbr",-    "docs/hero.png",-    "docs/sn74lvc1g34dbvr-datasheet.pdf",-    "viewers/symbol.html",-    "viewers/footprint.html"-  ],-  "visibility": {-    "public": true+  "viewers": {+   "symbol": "viewers/symbol.html",+   "footprint": "viewers/footprint.html"+  }+ },+ "metadata": {+  "specs": {+   "Manufacturer": "Unknown",+   "Package": "SOT-23-5",+   "Category": "Logic",+   "Pins": "5"   }+ },+ "sections": [+  "hero",+  "viewers",+  "readme",+  "breadcrumbs",+  "info"+ ],+ "discovery_triggers": [+  "sn74lvc1g34dbvr"+ ],+ "discovery_pitch": "SN74LVC1G34DBVR (Unknown) component page with datasheet-verified CAD.",+ "author": {+  "name": "Ray",+  "email": "[email protected]"+ },+ "dependencies": {},+ "hero": {+  "type": "image",+  "path": "docs/hero.png"+ },+ "files": [+  "page.json",+  "README.md",+  "sn74lvc1g34dbvr.kicad_sym",+  "sn74lvc1g34dbvr.kicad_mod",+  "sn74lvc1g34dbvr.glb",+  "sn74lvc1g34dbvr.step",+  "sn74lvc1g34dbvr.lbr",+  "docs/hero.png",+  "docs/sn74lvc1g34dbvr-datasheet.pdf",+  "viewers/symbol.html",+  "viewers/footprint.html"+ ] }\ No newline at end of file