MCP79510T-I

{
  "slug": "mcp79510t-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Real Time Clocks, MSOP-10. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "mcp79510t-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mcp79510t-i.kicad_sym",
    "mcp79510t-i.kicad_mod",
    "mcp79510t-i.glb",
    "mcp79510t-i.step",
    "mcp79510t-i.lbr",
    "docs/hero.png",
    "docs/mcp79510t-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mcp79510t-i-hero.glb",
    "mcp79510t-i-hero.overlay.json",
    "mcp79510t-i-etched.glb"
  ],
  "component": {
    "mpn": "MCP79510T-I",
    "manufacturer": "Microchip Tech",
    "package": "MSOP-10",
    "pin_count": 10,
    "category": "Clock/Timing",
    "subcategory": "Real Time Clocks",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589795641225748480",
    "parts": {
      "symbol": "mcp79510t-i.kicad_sym",
      "footprint": "mcp79510t-i.kicad_mod",
      "model_3d": "mcp79510t-i-hero.glb",
      "model_3d_plain": "mcp79510t-i-etched.glb",
      "model_3d_step": "mcp79510t-i-etched.step",
      "model_3d_step_plain": "mcp79510t-i.step",
      "lbr": "mcp79510t-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C627708"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T01:30:54Z",
      "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": "Crystal oscillator input for a 32.768 kHz crystal, optimized for 6-9 pF load capacitance, that also serves as the external clock input when the device uses an external oscillator."
      },
      {
        "number": "2",
        "name": "X2",
        "type": "output",
        "description": "Crystal oscillator output for the external 32.768 kHz quartz crystal, which must be left floating when an external clock is driven into X1."
      },
      {
        "number": "3",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply input that maintains the RTCC and SRAM during VCC unavailability, with a backup range of 1.3V to 3.6V; VBAT must be connected to VSS if battery backup is not used and VCC should be applied before VBAT."
      },
      {
        "number": "4",
        "name": "CS",
        "type": "input",
        "description": "Active-low chip select that selects the device when low and deselects it when high, with a high-to-low transition required after power-up before any sequence is initiated."
      },
      {
        "number": "5",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "6",
        "name": "SI",
        "type": "input",
        "description": "Serial data input that receives instructions, addresses and data, latched on the rising edge of the serial clock."
      },
      {
        "number": "7",
        "name": "SO",
        "type": "tri_state",
        "description": "Serial data output that shifts data out after the falling edge of the serial clock during a read cycle and enters the high-impedance state when the device is deselected."
      },
      {
        "number": "8",
        "name": "SCK",
        "type": "input",
        "description": "Serial clock input that synchronizes host communication, latching SI on the rising edge and updating SO after the falling edge, with SPI clock rate up to 5 MHz."
      },
      {
        "number": "9",
        "name": "MFP",
        "type": "output",
        "description": "Multifunction pin shared with the clock divider and alarms that requires an external pull-up to VCC or VBAT, remains low until the interrupt flag is cleared by software, and has a maximum sink current of 10 mA."
      },
      {
        "number": "10",
        "name": "VCC",
        "type": "power_in",
        "description": "Primary power supply with an operating voltage range of 1.8V to 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: The datasheet describes MFP as a multifunction pin requiring an external pull-up with a 10 mA maximu; The datasheet does not give an explicit KiCad class for X2; 'output' was assigned based on it being ; The pinout is taken from Table 3-1 (10-Pin MSOP column), which is on page 9 of the provided excerpt."
        ],
        "pages_sent": 12,
        "cost_usd": 0.0564,
        "at": "2026-10-21T01:24:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589795641225748480",
        "pages": 58,
        "sha256": "1caaeadd97693b59",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 10,
        "described": 10,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b8f88eac3ce221c2ccb0b5048f9ad49c2ef4af148f8ae50c4e232e357683f547",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mcp79510t-i-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3.0,
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8b72627b06d4b92a641d93f45fd834d79b046b20c1b190cf9c0d0dbc913e2196",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}