74AHCT1G126W5-7

{
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  "type": "component",
  "slug": "74ahct1g126w5-7",
  "title": "74AHCT1G126W5-7",
  "brief": "Diodes Incorporated Buffer/Driver/Transceiver, SOT-25. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "component": {
    "mpn": "74AHCT1G126W5-7",
    "manufacturer": "Diodes Incorporated",
    "package": "SOT-25",
    "pin_count": 5,
    "category": "Logic",
    "subcategory": "Buffer/Driver/Transceiver",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201131130_Diodes-Incorporated-74AHCT1G126W5-7_C842288.pdf",
    "parts": {
      "symbol": "74ahct1g126w5-7.kicad_sym",
      "footprint": "74ahct1g126w5-7.kicad_mod",
      "model_3d": "74ahct1g126w5-7-etched.glb",
      "model_3d_plain": "74ahct1g126w5-7.glb",
      "model_3d_step": "74ahct1g126w5-7-etched.step",
      "model_3d_step_plain": "74ahct1g126w5-7.step",
      "lbr": "74ahct1g126w5-7.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Output Enable. Active-HIGH 3-state control: when HIGH, the buffer drives Y from A; when LOW, Y enters high-impedance (Z). TTL-compatible input (VIH = 2.0 V min, VIL = 0.8 V max at VCC = 4.5-5.5 V)."
      },
      {
        "number": "2",
        "name": "A",
        "type": "input",
        "description": "Data input to the non-inverting buffer. TTL-compatible logic input (VIH = 2.0 V min, VIL = 0.8 V max) with Schmitt-trigger action for slower input transitions."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V). Continuous current through GND rated at -50 mA maximum."
      },
      {
        "number": "4",
        "name": "Y",
        "type": "tri_state",
        "description": "Data output. Non-inverting 3-state buffer output driving ±8 mA at VCC = 5.0 V. Enters high-impedance (Z) when OE is LOW."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input. Recommended operating range 4.5 V to 5.5 V (absolute max -0.5 V to 6.5 V). Continuous current through VCC rated at 50 mA maximum."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201131130_Diodes-Incorporated-74AHCT1G126W5-7_C842288.pdf",
        "pages": 9,
        "sha256": "ff02d445a69466d5",
        "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"
    },
    "logic": {
      "family_id": "74AHCT1G126",
      "logic_family": "74AHCT",
      "function_code": "1G126",
      "function_class": "Buffer",
      "function_name": "1-gate variant of Quad Bus Buffer with 3-State Outputs (126)",
      "manufacturer": null,
      "is_specialty": false
    },
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        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "74ahct1g126w5-7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
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        "sha256": "93601bc919b43aa3d3edf0950686fce2d29a1cd9d3d8dc3de50961e89ced0907",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-25",
      "Category": "Logic",
      "Pins": "5"
    }
  },
  "variants": [
    {
      "mpn": "74AHCT1G126W5-7",
      "kind": "packaging"
    },
    {
      "mpn": "74AHCT1G126W5-7SE-7",
      "kind": "packaging"
    }
  ],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "74AHCT1G126W5-7 (Diodes Incorporated) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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  "visibility": {
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  "updated_at": "2026-09-24T14:46:29.009Z"
}