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Initial commit: component/sn74avch4t245dr

Ray ·a1c9af8699 ·9d ago
2 files changed +258
README.mdadded+52
@@ -0,0 +1,52 @@+# SN74AVCH4T245DR++**Texas Instruments** · Translators, Level Shifters · SOIC-16++SN74AVCH4T245DR from Texas Instruments, in a SOIC-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VCCA | power_in | A-port power supply voltage. 1.2V ≤ VCCA ≤ 3.6V. |+| 2 | 1DIR | input | Direction-control input for 1 ports. |+| 3 | 2DIR | input | Direction-control input for 2 ports. |+| 4 | 1A1 | bidirectional | Input/output 1A1. Referenced to VCCA. |+| 5 | 1A2 | bidirectional | Input/output 1A2. Referenced to VCCA. |+| 6 | 2A1 | bidirectional | Input/output 2A1. Referenced to VCCA. |+| 7 | 2A2 | bidirectional | Input/output 2A2. Referenced to VCCA. |+| 8 | GND | power_in | Ground. |+| 9 | GND | power_in | Ground. |+| 10 | 2B2 | bidirectional | Input/output 2B2. Referenced to VCCA. |+| 11 | 2B1 | bidirectional | Input/output 2B1. Referenced to VCCA. |+| 12 | 1B2 | bidirectional | Input/output 1B2. Referenced to VCCA. |+| 13 | 1B1 | bidirectional | Input/output 1B1. Referenced to VCCA. |+| 14 | 2OE | input | 3-state output-mode enables. Pull OE high to place '2' outputs in 3-state mode. Referecend to VCCA. |+| 15 | 1OE | input | 3-state output-mode enables. Pull OE high to place '1' outputs in 3-state mode. Referecend to VCCA. |+| 16 | VCCB | power_in | B-port power supply voltage. 1.2V ≤ VCCA ≤ 3.6V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Logic |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `SN74AVCH4T245DR`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `sn74avch4t245dr-etched.step` / `sn74avch4t245dr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74avch4t245dr.step` / `sn74avch4t245dr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/lit/ds/symlink/sn74avch4t245.pdf) (39 pp, sha256 `9f1b4fc7bf2b61d9`, retrieved 2026-09-26, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/sn74avch4t245dr-datasheet.pdf)
page.jsonadded+206
@@ -0,0 +1,206 @@+{+  "slug": "sn74avch4t245dr",+  "version": "0.1.0",+  "type": "component",+  "description": "Texas Instruments Translators, Level Shifters, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+  "tags": [+    "component",+    "logic",+    "sn74avch4t245dr",+    "factory-2.0.0",+    "extractor-text"+  ],+  "dependencies": {},+  "hero": {+    "type": "image",+    "path": "docs/hero.png"+  },+  "files": [+    "page.json",+    "README.md",+    "sn74avch4t245dr.kicad_sym",+    "sn74avch4t245dr.kicad_mod",+    "sn74avch4t245dr.glb",+    "sn74avch4t245dr.step",+    "sn74avch4t245dr.lbr",+    "docs/hero.png",+    "docs/sn74avch4t245dr-datasheet.pdf",+    "viewers/symbol.html",+    "viewers/footprint.html"+  ],+  "component": {+    "mpn": "SN74AVCH4T245DR",+    "manufacturer": "Texas Instruments",+    "package": "SOIC-16",+    "pin_count": 16,+    "category": "Logic",+    "subcategory": "Translators, Level Shifters",+    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74avch4t245.pdf",+    "parts": {+      "symbol": "sn74avch4t245dr.kicad_sym",+      "footprint": "sn74avch4t245dr.kicad_mod",+      "model_3d": "sn74avch4t245dr-etched.glb",+      "model_3d_plain": "sn74avch4t245dr.glb",+      "model_3d_step": "sn74avch4t245dr-etched.step",+      "model_3d_step_plain": "sn74avch4t245dr.step",+      "lbr": "sn74avch4t245dr.lbr"+    },+    "distributor_links": {+      "lcsc": "C2677463",+      "digikey": "296-18032-2-ND",+      "mouser": "595-SN74AVCH4T245DR"+    },+    "distributor_check": {+      "checked_at": "2026-09-26T13:41:20Z",+      "source": "Component Ocean /api/assign-pns",+      "digikey": {+        "pn": "296-18032-2-ND",+        "status": "found",+        "lifecycle": "Active"+      },+      "mouser": {+        "pn": "595-SN74AVCH4T245DR",+        "status": "found"+      }+    },+    "pins": [+      {+        "number": "1",+        "name": "VCCA",+        "type": "power_in",+        "description": "A-port power supply voltage. 1.2V ≤ VCCA ≤ 3.6V."+      },+      {+        "number": "2",+        "name": "1DIR",+        "type": "input",+        "description": "Direction-control input for 1 ports."+      },+      {+        "number": "3",+        "name": "2DIR",+        "type": "input",+        "description": "Direction-control input for 2 ports."+      },+      {+        "number": "4",+        "name": "1A1",+        "type": "bidirectional",+        "description": "Input/output 1A1. Referenced to VCCA."+      },+      {+        "number": "5",+        "name": "1A2",+        "type": "bidirectional",+        "description": "Input/output 1A2. Referenced to VCCA."+      },+      {+        "number": "6",+        "name": "2A1",+        "type": "bidirectional",+        "description": "Input/output 2A1. Referenced to VCCA."+      },+      {+        "number": "7",+        "name": "2A2",+        "type": "bidirectional",+        "description": "Input/output 2A2. Referenced to VCCA."+      },+      {+        "number": "8",+        "name": "GND",+        "type": "power_in",+        "description": "Ground."+      },+      {+        "number": "9",+        "name": "GND",+        "type": "power_in",+        "description": "Ground."+      },+      {+        "number": "10",+        "name": "2B2",+        "type": "bidirectional",+        "description": "Input/output 2B2. Referenced to VCCA."+      },+      {+        "number": "11",+        "name": "2B1",+        "type": "bidirectional",+        "description": "Input/output 2B1. Referenced to VCCA."+      },+      {+        "number": "12",+        "name": "1B2",+        "type": "bidirectional",+        "description": "Input/output 1B2. Referenced to VCCA."+      },+      {+        "number": "13",+        "name": "1B1",+        "type": "bidirectional",+        "description": "Input/output 1B1. Referenced to VCCA."+      },+      {+        "number": "14",+        "name": "2OE",+        "type": "input",+        "description": "3-state output-mode enables. Pull OE high to place '2' outputs in 3-state mode. Referecend to VCCA."+      },+      {+        "number": "15",+        "name": "1OE",+        "type": "input",+        "description": "3-state output-mode enables. Pull OE high to place '1' outputs in 3-state mode. Referecend to VCCA."+      },+      {+        "number": "16",+        "name": "VCCB",+        "type": "power_in",+        "description": "B-port power supply voltage. 1.2V ≤ VCCA ≤ 3.6V."+      }+    ],+    "provenance": {+      "extractor": "extract_pins 0.2",+      "factory_chain": {+        "factory": "2.0.0",+        "extractor": "extract_pins 0.2",+        "primary_model": "claude-haiku-4-5-20251001",+        "primary_mode": "text",+        "consensus_model": "claude-sonnet-4-6",+        "consensus": "agreed",+        "guards": "pin_guards 0.1: passed",+        "guard_notes": [+          "extractor flagged: B-port I/O pins (1B1, 1B2, 2B1, 2B2) are listed as 'Referenced to VCCA' in Table 4-1, but the device; VCCB pin description contains an apparent typo: '1.2V ≤ VCCA ≤ 3.6V' should be '1.2V ≤ VCCB ≤ 3.6V' ; 1OE and 2OE pin descriptions contain a spelling error: 'Referecend' should be 'Referenced'."+        ],+        "pages_sent": 39,+        "cost_usd": 0.3494,+        "at": "2026-09-26T13:41:02"+      },+      "datasheet": {+        "url": "https://www.ti.com/lit/ds/symlink/sn74avch4t245.pdf",+        "pages": 39,+        "sha256": "9f1b4fc7bf2b61d9",+        "source_tier": "mfr"+      },+      "cad": "KiCad official (CC-BY-SA 4.0)",+      "pins": {+        "total": 16,+        "described": 16,+        "cites_pages": true,+        "refuses_to_fabricate": true+      }+    },+    "viewers": {+      "symbol": "viewers/symbol.html",+      "footprint": "viewers/footprint.html"+    }+  },+  "visibility": "public",+  "org": "adom",+  "author": {+    "name": "Ray",+    "email": "[email protected]"+  }+}\ No newline at end of file