SN74LS07DR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74ls07dr",
  "title": "SN74LS07DR",
  "brief": "Texas Instruments Buffer/Driver/Transceiver, SOIC-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "sn74ls07dr"
  ],
  "component": {
    "mpn": "SN74LS07DR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Buffer/Driver/Transceiver",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74ls07.pdf",
    "parts": {
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      "footprint": "sn74ls07dr.kicad_mod",
      "model_3d": "sn74ls07dr-etched.glb",
      "model_3d_plain": "sn74ls07dr.glb",
      "model_3d_step": "sn74ls07dr-etched.step",
      "model_3d_step_plain": "sn74ls07dr.step",
      "lbr": "sn74ls07dr.lbr"
    },
    "distributor_links": {
      "digikey": "296-14877-2-ND",
      "mouser": "595-SN74LS07DR",
      "lcsc": "C371970"
    },
    "pins": [
      {
        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Input of buffer 1. TTL-compatible input, tolerant up to 5.25 V. VIH = 2 V min, VIL = 0.8 V max."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "Open-collector non-inverting output of buffer 1. Rated up to 30 V in the off state, sink current up to 40 mA. Requires external pull-up resistor."
      },
      {
        "number": "3",
        "name": "2A",
        "type": "input",
        "description": "Input of buffer 2. TTL-compatible input, tolerant up to 5.25 V."
      },
      {
        "number": "4",
        "name": "2Y",
        "type": "output",
        "description": "Open-collector non-inverting output of buffer 2. Rated up to 30 V, IOL up to 40 mA. External pull-up required."
      },
      {
        "number": "5",
        "name": "3A",
        "type": "input",
        "description": "Input of buffer 3. TTL-compatible input, tolerant up to 5.25 V."
      },
      {
        "number": "6",
        "name": "3Y",
        "type": "output",
        "description": "Open-collector non-inverting output of buffer 3. Rated up to 30 V, IOL up to 40 mA. External pull-up required."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin (0 V). All voltages in the datasheet are referenced to GND."
      },
      {
        "number": "8",
        "name": "4Y",
        "type": "output",
        "description": "Open-collector non-inverting output of buffer 4. Rated up to 30 V, IOL up to 40 mA. External pull-up required."
      },
      {
        "number": "9",
        "name": "4A",
        "type": "input",
        "description": "Input of buffer 4. TTL-compatible input, tolerant up to 5.25 V."
      },
      {
        "number": "10",
        "name": "5Y",
        "type": "output",
        "description": "Open-collector non-inverting output of buffer 5. Rated up to 30 V, IOL up to 40 mA. External pull-up required."
      },
      {
        "number": "11",
        "name": "5A",
        "type": "input",
        "description": "Input of buffer 5. TTL-compatible input, tolerant up to 5.25 V."
      },
      {
        "number": "12",
        "name": "6Y",
        "type": "output",
        "description": "Open-collector non-inverting output of buffer 6. Rated up to 30 V, IOL up to 40 mA. External pull-up required."
      },
      {
        "number": "13",
        "name": "6A",
        "type": "input",
        "description": "Input of buffer 6. TTL-compatible input, tolerant up to 5.25 V."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage. Recommended operating range 4.75 V to 5.25 V (nominal 5 V); absolute maximum 7 V. Bypass with a 0.1-uF ceramic capacitor placed close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74ls07.pdf",
        "pages": 25,
        "sha256": "031463b89e6d2a62",
        "source_tier": "mfr"
      },
      "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -3.81
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-14_3.9x8.7mm_P1.27mm@sha256:a885b619b22880c9",
      "mark": "drawn"
    },
    "logic": {
      "family_id": "74LS07",
      "logic_family": "74LS",
      "function_code": "07",
      "function_class": "Buffer",
      "function_name": "Hex Buffer, Open-Collector",
      "manufacturer": "Texas Instruments",
      "is_specialty": false
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          8.7,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74ls07dr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
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        "sha256": "f5c82eac266170426983231eaae17927a0c6b6c3b0e429312ebef28e3c3fc4d6",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-14",
      "Category": "Logic",
      "Pins": "14"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "sn74ls07dr"
  ],
  "discovery_pitch": "SN74LS07DR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "sn74ls07dr.kicad_sym",
    "sn74ls07dr.kicad_mod",
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    "sn74ls07dr.step",
    "sn74ls07dr-etched.step",
    "sn74ls07dr.lbr",
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    "docs/sn74ls07dr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
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  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "SN74LS07DRD",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LS07DR",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LS07DRDB",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LS07DRN",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LS07DRNS",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T07:16:02.827Z"
}