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Ray Set visibility: public 54898d9 7h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tc74hc00af",
  "title": "TC74HC00AF",
  "brief": "TOSHIBA Logic Gates, SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "tc74hc00af",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TC74HC00AF",
    "manufacturer": "TOSHIBA",
    "package": "SOP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Logic Gates",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590904887473618944",
    "parts": {
      "symbol": "tc74hc00af.kicad_sym",
      "footprint": "tc74hc00af.kicad_mod",
      "model_3d": "tc74hc00af-hero.glb",
      "model_3d_plain": "tc74hc00af-etched.glb",
      "model_3d_step": "tc74hc00af-etched.step",
      "model_3d_step_plain": "tc74hc00af.step",
      "lbr": "tc74hc00af.lbr"
    },
    "distributor_links": {
      "lcsc": "C5381644"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T12:57:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Gate 1 input A; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "2",
        "name": "1B",
        "type": "input",
        "description": "Gate 1 input B; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "3",
        "name": "1Y",
        "type": "output",
        "description": "Gate 1 NAND output, drives 10 LSTTL loads with |IOH| = IOL = 4 mA (min)."
      },
      {
        "number": "4",
        "name": "2A",
        "type": "input",
        "description": "Gate 2 input A; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "5",
        "name": "2B",
        "type": "input",
        "description": "Gate 2 input B; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "6",
        "name": "2Y",
        "type": "output",
        "description": "Gate 2 NAND output, drives 10 LSTTL loads with |IOH| = IOL = 4 mA (min)."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin (0 V); DC VCC/ground current limit is ±50 mA."
      },
      {
        "number": "8",
        "name": "3Y",
        "type": "output",
        "description": "Gate 3 NAND output, drives 10 LSTTL loads with |IOH| = IOL = 4 mA (min)."
      },
      {
        "number": "9",
        "name": "3A",
        "type": "input",
        "description": "Gate 3 input A; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "10",
        "name": "3B",
        "type": "input",
        "description": "Gate 3 input B; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "11",
        "name": "4Y",
        "type": "output",
        "description": "Gate 4 NAND output, drives 10 LSTTL loads with |IOH| = IOL = 4 mA (min)."
      },
      {
        "number": "12",
        "name": "4A",
        "type": "input",
        "description": "Gate 4 input A; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "13",
        "name": "4B",
        "type": "input",
        "description": "Gate 4 input B; unused inputs must be tied to VCC or GND, input voltage 0 to VCC."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, operating range 2 to 6 V, absolute maximum -0.5 to 7 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 7,
        "cost_usd": 0.2659,
        "at": "2026-10-18T12:54:15"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590904887473618944",
        "pages": 7,
        "sha256": "0722a9c17ef6d969",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tc74hc00af.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          8.7,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tc74hc00af-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          8.7,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e4347fea7fee3b1d73ffaafa84bee348962bfd3433fa1b1800d91dee00ccfbf7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TOSHIBA",
      "Package": "SOP-14",
      "Category": "Logic",
      "Pins": "14"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0722a9c17ef6d9698ce84b5f34d6c2b797ff5971456efa557edac40da67d7430",
      "rows": [
        {
          "name": "Supply voltage range",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC input voltage (−0.5 to VCC + 0.5)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC output voltage (−0.5 to VCC + 0.5)",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input diode current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output diode current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC output current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "DC VCC/ground current",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 180,
          "conditions": "SOP package",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input voltage (0 to VCC)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage (0 to VCC)",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input rise and fall time",
          "symbol": "tr, tf",
          "kind": "recommended_operating",
          "unit": "ns",
          "min": 0,
          "typ": null,
          "max": 1000,
          "conditions": "VCC = 2.0 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input rise and fall time",
          "symbol": "tr, tf",
          "kind": "recommended_operating",
          "unit": "ns",
          "min": 0,
          "typ": null,
          "max": 500,
          "conditions": "VCC = 4.5 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input rise and fall time",
          "symbol": "tr, tf",
          "kind": "recommended_operating",
          "unit": "ns",
          "min": 0,
          "typ": null,
          "max": 400,
          "conditions": "VCC = 6.0 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "VCC = 2.0 V; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 3.15,
          "typ": null,
          "max": null,
          "conditions": "VCC = 4.5 V; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.2,
          "typ": null,
          "max": null,
          "conditions": "VCC = 6.0 V; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VCC = 2.0 V; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.35,
          "conditions": "VCC = 4.5 V; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.8,
          "conditions": "VCC = 6.0 V; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": null,
          "max": null,
          "conditions": "VCC = 2.0 V; IOH = −20 μA; VIN = VIH or VIL; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.4,
          "typ": null,
          "max": null,
          "conditions": "VCC = 4.5 V; IOH = −20 μA; VIN = VIH or VIL; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 5.9,
          "typ": null,
          "max": null,
          "conditions": "VCC = 6.0 V; IOH = −20 μA; VIN = VIH or VIL; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.13,
          "typ": null,
          "max": null,
          "conditions": "VCC = 4.5 V; IOH = −4 mA; VIN = VIH or VIL; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 5.63,
          "typ": null,
          "max": null,
          "conditions": "VCC = 6.0 V; IOH = −5.2 mA; VIN = VIH or VIL; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VCC = 2.0 V; IOL = 20 μA; VIN = VIH or VIL; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.33,
          "conditions": "VCC = 4.5 V; IOL = 4 mA; VIN = VIH or VIL; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "μA",
          "min": -0.1,
          "typ": null,
          "max": 0.1,
          "conditions": "VCC = 6.0 V; VIN = VCC or GND; Ta = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VCC = 6.0 V; VIN = VCC or GND; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VCC = 6.0 V; VIN = VCC or GND; Ta = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VCC = 6.0 V; VIN = VCC or GND; Ta = −40 to 85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output transition time",
          "symbol": "tTLH, tTHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 4,
          "max": 8,
          "conditions": "CL = 15 pF, VCC = 5 V, Ta = 25°C, input tr = tf = 6 ns",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time",
          "symbol": "tpLH, tpHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 6,
          "max": 12,
          "conditions": "CL = 15 pF, VCC = 5 V, Ta = 25°C, input tr = tf = 6 ns",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output transition time",
          "symbol": "tTLH, tTHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 25,
          "max": 75,
          "conditions": "CL = 50 pF, input tr = tf = 6 ns, VCC = 2.0 V, Ta = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output transition time",
          "symbol": "tTLH, tTHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 7,
          "max": 15,
          "conditions": "CL = 50 pF, input tr = tf = 6 ns, VCC = 4.5 V, Ta = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output transition time",
          "symbol": "tTLH, tTHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 6,
          "max": 13,
          "conditions": "CL = 50 pF, input tr = tf = 6 ns, VCC = 6.0 V, Ta = 25°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output transition time",
          "symbol": "tTLH, tTHL",
          "kind": "timing",
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