PT7C4337UEX

{
  "slug": "pt7c4337uex",
  "version": "0.1.0",
  "type": "component",
  "description": "Diodes Incorporated Real Time Clocks, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "pt7c4337uex",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pt7c4337uex.kicad_sym",
    "pt7c4337uex.kicad_mod",
    "pt7c4337uex.glb",
    "pt7c4337uex.step",
    "pt7c4337uex.lbr",
    "docs/hero.png",
    "docs/pt7c4337uex-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pt7c4337uex-hero.glb",
    "pt7c4337uex-hero.overlay.json",
    "pt7c4337uex-etched.glb"
  ],
  "component": {
    "mpn": "PT7C4337UEX",
    "manufacturer": "Diodes Incorporated",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Clock/Timing",
    "subcategory": "Real Time Clocks",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560094772275798016",
    "parts": {
      "symbol": "pt7c4337uex.kicad_sym",
      "footprint": "pt7c4337uex.kicad_mod",
      "model_3d": "pt7c4337uex-hero.glb",
      "model_3d_plain": "pt7c4337uex-etched.glb",
      "model_3d_step": "pt7c4337uex-etched.step",
      "model_3d_step_plain": "pt7c4337uex.step",
      "lbr": "pt7c4337uex.lbr"
    },
    "distributor_links": {
      "lcsc": "C508248"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T15:54:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "X1",
        "type": "input",
        "description": "Oscillator circuit input; together with X2 the 32.768 kHz crystal is connected between them, or it accepts an external clock input."
      },
      {
        "number": "2",
        "name": "X2",
        "type": "output",
        "description": "Oscillator circuit output; together with X1 the 32.768 kHz crystal is connected between them, and X2 must be left floating when an external 32.768 kHz input is used."
      },
      {
        "number": "3",
        "name": "INTA",
        "type": "output",
        "description": "Interrupt output that is asserted low when the time matches the alarm registers when enabled; it is open-drain and requires an external pull-up resistor."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data input/output for the 2-wire I2C interface; it is an open-drain output and requires an external pull-up resistor."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input used to synchronize data movement on the I2C serial interface."
      },
      {
        "number": "7",
        "name": "SQW/INTB",
        "type": "output",
        "description": "Programmable square-wave or interrupt output; it is open-drain and requires an external pull-up resistor."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Primary power supply for the PT7C4337; full operation is specified for VCC = 1.8 V to 5.5 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 a single 8-pin Pin Configuration and Pin Description table (page 2) that is not ; The pin configuration figure text on page 2 is garbled in extraction; the pin numbers above are take; The Pin Description table lists an NC (no connect) entry with no pin number, so no NC pin is include"
        ],
        "pages_sent": 24,
        "cost_usd": 0.0728,
        "at": "2026-10-18T15:54:25"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560094772275798016",
        "pages": 24,
        "sha256": "c18685ac8d8626c9",
        "source_tier": "lcsc"
      },
      "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": [
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        "file": "pt7c4337uex.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pt7c4337uex-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,
        "footprint_binding": "identity",
        "sha256": "abefa6b456977ee72a79215679428d3a918657cc5380259c904a883acb8e268b",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}