MCP79410-I

{
  "slug": "mcp79410-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Real Time Clocks, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "mcp79410-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mcp79410-i.kicad_sym",
    "mcp79410-i.kicad_mod",
    "mcp79410-i.glb",
    "mcp79410-i.step",
    "mcp79410-i.lbr",
    "docs/hero.png",
    "docs/mcp79410-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mcp79410-i-hero.glb",
    "mcp79410-i-hero.overlay.json",
    "mcp79410-i-etched.glb"
  ],
  "component": {
    "mpn": "MCP79410-I",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Clock/Timing",
    "subcategory": "Real Time Clocks",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893154611777536",
    "parts": {
      "symbol": "mcp79410-i.kicad_sym",
      "footprint": "mcp79410-i.kicad_mod",
      "model_3d": "mcp79410-i-hero.glb",
      "model_3d_plain": "mcp79410-i-etched.glb",
      "model_3d_step": "mcp79410-i-etched.step",
      "model_3d_step_plain": "mcp79410-i.step",
      "lbr": "mcp79410-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C636434"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:48:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "X1",
        "type": "input",
        "description": "Quartz crystal input for the 32.768 kHz oscillator, optimized for crystals with 6-9 pF load capacitance, and also the external clock input when the device is configured for an external oscillator."
      },
      {
        "number": "2",
        "name": "X2",
        "type": "output",
        "description": "Quartz crystal output for the 32.768 kHz oscillator, used with external load capacitors matched to the selected crystal."
      },
      {
        "number": "3",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply input that maintains the RTCC and SRAM registers while VCC is unavailable; connect to VSS if battery backup is not used."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Open-drain I2C serial data line that requires a pull-up to VCC (typically 10 kΩ for 100 kHz, 2 kΩ for 400 kHz) and may change only while SCL is low, except for Start and Stop conditions."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input that synchronizes data transfer to and from the device."
      },
      {
        "number": "7",
        "name": "MFP",
        "type": "output",
        "description": "Open-drain multifunction output for alarm, square-wave or general-purpose output, requiring a pull-up to VCC (typically 10 kΩ) and which may be left floating if unused."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Primary power supply input for the device."
      }
    ],
    "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: Pinout taken from Table 3-1 (PIN FUNCTION TABLE, page 8), which gives the 8-pin SOIC pin numbers exp"
        ],
        "pages_sent": 15,
        "cost_usd": 0.069,
        "at": "2026-10-19T06:45:22"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893154611777536",
        "pages": 66,
        "sha256": "65cd1b1f847753fc",
        "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": "mcp79410-i.step",
        "role": "plain",
        "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": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mcp79410-i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "sha256": "1e5e6017e515ef9e2eaa91a89f9947c4347a251177a1ef5e46e9f2293ad32e2d",
        "checked": "2026-10-19",
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      }
    ]
  }
}