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{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74axc2t45qdcurq1",
  "title": "SN74AXC2T45QDCURQ1",
  "brief": "Texas Instruments Translators, Level Shifters, VSSOP-8. 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",
    "sn74axc2t45qdcurq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN74AXC2T45QDCURQ1",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Logic",
    "subcategory": "Translators, Level Shifters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74axc2t45-q1.pdf",
    "parts": {
      "symbol": "sn74axc2t45qdcurq1.kicad_sym",
      "footprint": "sn74axc2t45qdcurq1.kicad_mod",
      "model_3d": "sn74axc2t45qdcurq1-hero.glb",
      "model_3d_plain": "sn74axc2t45qdcurq1-etched.glb",
      "model_3d_step": "sn74axc2t45qdcurq1-etched.step",
      "model_3d_step_plain": "sn74axc2t45qdcurq1.step",
      "lbr": "sn74axc2t45qdcurq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C4364104",
      "digikey": "296-SN74AXC2T45QDCURQ1TR-ND",
      "mouser": "595-74AXC2T45QDCURQ1"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T23:15:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-SN74AXC2T45QDCURQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-74AXC2T45QDCURQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCCA",
        "type": "power_in",
        "description": "A-port power supply voltage, specified at 0.65V ≤ VCCA ≤ 3.6V."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "bidirectional",
        "description": "Input/output A1, referenced to VCCA."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "bidirectional",
        "description": "Input/output A2, referenced to VCCA."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "DIR",
        "type": "input",
        "description": "Direction-control input for both ports, referenced to VCCA."
      },
      {
        "number": "6",
        "name": "B2",
        "type": "bidirectional",
        "description": "Input/output B2, referenced to VCCB."
      },
      {
        "number": "7",
        "name": "B1",
        "type": "bidirectional",
        "description": "Input/output B1, referenced to VCCB."
      },
      {
        "number": "8",
        "name": "VCCB",
        "type": "power_in",
        "description": "B-port power supply voltage, specified at 0.65V ≤ VCCB ≤ 3.6V."
      }
    ],
    "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: Package match confirmed: the package option addendum (page 25) lists SN74AXC2T45QDCURQ1 in VSSOP (DC; Pin types are mapped to KiCad classes from the datasheet's I/O, P, and G labels: A1, A2, B1, B2 as b; The datasheet gives no per-pin voltage limits for the A1, A2, B1, B2 and DIR pins beyond their refer"
        ],
        "pages_sent": 6,
        "cost_usd": 0.033,
        "at": "2026-11-05T23:15:32"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74axc2t45-q1.pdf",
        "pages": 32,
        "sha256": "11fec5312cceb956",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sn74axc2t45qdcurq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2,
          0.85
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74axc2t45qdcurq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2,
          0.85
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "559a4b9f74641136676fb9dccfe81db48fef7e1d9fb72a8a9fb3a00243d3885f",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "DCU0008A (VSSOP, DCU)",
      "source_page": 29,
      "D": {
        "nom_mm": 2,
        "range_mm": [
          1.9,
          2.1
        ]
      },
      "E1": {
        "nom_mm": 2.3,
        "range_mm": [
          2.2,
          2.4
        ]
      },
      "E": {
        "nom_mm": 3.1,
        "range_mm": [
          3,
          3.2
        ]
      },
      "e": {
        "nom_mm": 0.5,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 0.9,
        "range_mm": [
          null,
          0.9
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "sn74axc2t45qdcurq1.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VSSOP-8",
      "Category": "Logic",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "11fec5312cceb95644f9b27aaf914981212ec745b36163c2158b6ccfdaa7e393",
      "rows": [
        {
          "name": "High-level output voltage, IOH = -50µA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.55,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 0.65V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage, IOH = -200µA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.58,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 0.76V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage, IOH = -500µA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.65,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 0.85V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage, IOH = -3mA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 0.85,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 1.1V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage, IOH = -6mA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.05,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 1.4V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage, IOH = -8mA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 1.65V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage, IOH = -9mA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.75,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 2.3V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage, IOH = -12mA",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.3,
          "typ": null,
          "max": null,
          "conditions": "VI = VIH; VCCA = VCCB = 3V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 100µA",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VI = VIL; VCCA 0.7V–3.6V; VCCB 0.7V–3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 50µA",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
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          "typ": null,
          "max": 0.1,
          "conditions": "VI = VIL; VCCA = VCCB = 0.65V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 200µA",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.18,
          "conditions": "VI = VIL; VCCA = VCCB = 0.76V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 500µA",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "VI = VIL; VCCA = VCCB = 0.85V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 3mA",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.25,
          "conditions": "VI = VIL; VCCA = VCCB = 1.1V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 6mA",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.35,
          "conditions": "VI = VIL; VCCA = VCCB = 1.4V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 8mA",
          "symbol": "VOL",
          "kind": "electrical",
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          "conditions": "VI = VIL; VCCA = VCCB = 1.65V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 9mA",
          "symbol": "VOL",
          "kind": "electrical",
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          "typ": null,
          "max": 0.55,
          "conditions": "VI = VIL; VCCA = VCCB = 2.3V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage, IOL = 12mA",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.7,
          "conditions": "VI = VIL; VCCA = VCCB = 3V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current, control input (DIR)",
          "symbol": "II",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VI = VCCA or GND; VCCA = VCCB = 0.65V–3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current, data inputs (Ax, Bx)",
          "symbol": "II",
          "kind": "electrical",
          "unit": "µA",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "VI = VCCI or GND; VCCA = VCCB = 0.65V–3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Partial power down current, A port",
          "symbol": "Ioff",
          "kind": "electrical",
          "unit": "µA",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "VI or VO = 0V–3.6V; VCCA = 0V; VCCB = 0V–3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Partial power down current, B port",
          "symbol": "Ioff",
          "kind": "electrical",
          "unit": "µA",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "VI or VO = 0V–3.6V; VCCA = 0V–3.6V; VCCB = 0V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCCA supply current",
          "symbol": "ICCA",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 14,
          "conditions": "VI = VCCI or GND; IO = 0; VCCA = VCCB = 0.65V–3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCCA supply current",
          "symbol": "ICCA",
          "kind": "electrical",
          "unit": "µA",
          "min": -12,
          "typ": null,
          "max": null,
          "conditions": "VI = VCCI or GND; IO = 0; VCCA = 0V; VCCB = 3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCCA supply current",
          "symbol": "ICCA",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "VI = VCCI or GND; IO = 0; VCCA = 3.6V; VCCB = 0V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCCB supply current",
          "symbol": "ICCB",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 14,
          "conditions": "VI = VCCI or GND; IO = 0; VCCA = VCCB = 0.65V–3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCCB supply current",
          "symbol": "ICCB",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "VI = VCCI or GND; IO = 0; VCCA = 0V; VCCB = 3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCCB supply current",
          "symbol": "ICCB",
          "kind": "electrical",
          "unit": "µA",
          "min": -12,
          "typ": null,
          "max": null,
          "conditions": "VI = VCCI or GND; IO = 0; VCCA = 3.6V; VCCB = 0V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Combined supply current ICCA + ICCB",
          "symbol": "ICCA + ICCB",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 23,
          "conditions": "VI = VCCI or GND; IO = 0; VCCA = VCCB = 0.65V–3.6V; -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Recommended supply voltage, VCCA",
          "symbol": "VCCA",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.65,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Recommended supply voltage, VCCB",
          "symbol": "VCCB",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.65,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage, data inputs",
          "symbol": "VIH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.6,
          "typ": null,
          "max": null,
          "conditions": "VCCI = 2.3V–2.7V",
          "source_page": 4,
          "source": "datasheet"
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