main
Ray Set visibility: public 7422a97 5d ago
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{
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  "type": "component",
  "slug": "74hc14dm",
  "title": "74HC14DM",
  "brief": "HGSEMI Inverters, 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": [
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    "logic",
    "74hc14dm",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "74HC14DM",
    "manufacturer": "HGSEMI",
    "package": "SOP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Inverters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603004043808038912",
    "parts": {
      "symbol": "74hc14dm.kicad_sym",
      "footprint": "74hc14dm.kicad_mod",
      "model_3d": "74hc14dm-hero.glb",
      "model_3d_plain": "74hc14dm-etched.glb",
      "model_3d_step": "74hc14dm-etched.step",
      "model_3d_step_plain": "74hc14dm.step",
      "lbr": "74hc14dm.lbr"
    },
    "distributor_links": {
      "lcsc": "C7432325"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:55:09Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A1",
        "type": "input",
        "description": "Input 1 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC."
      },
      {
        "number": "2",
        "name": "Y1",
        "type": "output",
        "description": "Output 1 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Input 2 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC."
      },
      {
        "number": "4",
        "name": "Y2",
        "type": "output",
        "description": "Output 2 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum."
      },
      {
        "number": "5",
        "name": "A3",
        "type": "input",
        "description": "Input 3 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC."
      },
      {
        "number": "6",
        "name": "Y3",
        "type": "output",
        "description": "Output 3 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; VCC or GND current is rated ±50 mA absolute maximum."
      },
      {
        "number": "8",
        "name": "Y4",
        "type": "output",
        "description": "Output 4 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum."
      },
      {
        "number": "9",
        "name": "A4",
        "type": "input",
        "description": "Input 4 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC."
      },
      {
        "number": "10",
        "name": "Y5",
        "type": "output",
        "description": "Output 5 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum."
      },
      {
        "number": "11",
        "name": "A5",
        "type": "input",
        "description": "Input 5 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC."
      },
      {
        "number": "12",
        "name": "Y6",
        "type": "output",
        "description": "Output 6 of the inverter (Y = NOT A); single-pin output current is rated ±25 mA absolute maximum."
      },
      {
        "number": "13",
        "name": "A6",
        "type": "input",
        "description": "Input 6 of the inverting Schmitt-trigger gate; recommended input voltage range is 0 to VCC."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; recommended operating range is 2.0 V to 6.0 V, with an absolute maximum of 6.5 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet gives one pin table covering DIP14 and SOP14 together (page 2), and the ordering table; The datasheet does not state a per-pin input-current or input-capacitance limit in the pin descripti"
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        "pages_sent": 9,
        "cost_usd": 0.0393,
        "at": "2026-10-18T03:53:22"
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      "datasheet": {
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        "pages": 9,
        "sha256": "ffcceb3a77268e68",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "seat": "z = 0",
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        "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)"
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      {
        "file": "74hc14dm-etched.step",
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        "sha256": "44a37760915b6277a0542ad856f531549d01f574b8ce3c87141419fd768479e0",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "SOP-14",
      "Category": "Logic",
      "Pins": "14"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ffcceb3a77268e686f8dc943e07b8de80556a68ee2d82e989b5885927d99ecc1",
      "rows": [
        {
          "name": "Output current, single pin (IOUT)",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "Printed as ±25 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC or GND current (ICC)",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "Printed as ±50 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature (TS)",
          "symbol": "TS",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature (TA), absolute maximum table",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": 0,
          "typ": null,
          "max": 70,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (工作电压)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input/output voltage (VIN, VOUT)",
          "symbol": "VIN, VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed as -0.3 to Vcc+0.3 V; max is a formula, not a number",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead soldering temperature",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 245,
          "conditions": "10 s",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (工作电压), recommended",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": 5,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input/output voltage (VIN, VOUT), recommended",
          "symbol": "VIN, VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Printed as 0 to VCC; max is a formula, not a number",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature (TA), recommended",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": 0,
          "typ": null,
          "max": 60,
          "conditions": "Column placement ambiguous (printed as '0 60')",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage (VOH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.9,
          "typ": 1.99,
          "max": null,
          "conditions": "VCC=2.0 V; VI=VT-min, |IOUT|≤20μA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage (VOH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.4,
          "typ": 4.49,
          "max": null,
          "conditions": "VCC=4.5 V; VI=VT-min, |IOUT|≤20μA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage (VOH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 5.9,
          "typ": 5.99,
          "max": null,
          "conditions": "VCC=6.0 V; VI=VT-min, |IOUT|≤20μA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage (VOH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 3.7,
          "typ": 4.3,
          "max": null,
          "conditions": "VCC=4.5 V; VI=VT-min, |IOUT|≤4.0mA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage (VOH)",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 5.2,
          "typ": 5.8,
          "max": null,
          "conditions": "VCC=6.0 V; VI=VT-min, |IOUT|≤5.2mA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage (VOL)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.01,
          "max": 0.1,
          "conditions": "VCC=2.0 V; VI=VT+max, |IOUT|≤20μA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage (VOL)",
          "symbol": "VOL",
          "kind": "electrical",
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          "min": null,
          "typ": 0.1,
          "max": 0.25,
          "conditions": "VCC=4.5 V; VI=VT+max, |IOUT|≤4.0mA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input current (IIN)",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "VCC=6.0 V; VI=VCC or GND; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating current (ICC)",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": 0.5,
          "max": 20,
          "conditions": "VCC=6.0 V; VI=VCC or GND, IOUT=0μA; Ta=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay low-to-high (tPLH), A to Y",
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          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay high-to-low (tPHL), A to Y",
          "symbol": "tPHL",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output fall time (tTHL), Y output",
          "symbol": "tTHL",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output rise time (tTLH), Y output",
          "symbol": "tTLH",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "CL=47pF; VCC=5.0 V; tr=tf≤20ns; Ta=25℃; column placement ambiguous (single value)",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "74HC14DM (HGSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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