CY2305CSXC-1

{
  "slug": "cy2305csxc-1",
  "version": "0.1.0",
  "type": "component",
  "description": "Cypress Semicon Real-time Clocks (RTC), SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock and timing",
    "cy2305csxc-1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cy2305csxc-1.kicad_sym",
    "cy2305csxc-1.kicad_mod",
    "cy2305csxc-1.glb",
    "cy2305csxc-1.step",
    "cy2305csxc-1.lbr",
    "docs/hero.png",
    "docs/cy2305csxc-1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cy2305csxc-1-hero.glb",
    "cy2305csxc-1-hero.overlay.json",
    "cy2305csxc-1-etched.glb"
  ],
  "component": {
    "mpn": "CY2305CSXC-1",
    "manufacturer": "Cypress Semicon",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Clock and Timing",
    "subcategory": "Real-time Clocks (RTC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c12a8ece14b52be95d1c71d47e160ab7.pdf",
    "parts": {
      "symbol": "cy2305csxc-1.kicad_sym",
      "footprint": "cy2305csxc-1.kicad_mod",
      "model_3d": "cy2305csxc-1-hero.glb",
      "model_3d_plain": "cy2305csxc-1-etched.glb",
      "model_3d_step": "cy2305csxc-1-etched.step",
      "model_3d_step_plain": "cy2305csxc-1.step",
      "lbr": "cy2305csxc-1.lbr"
    },
    "distributor_links": {
      "lcsc": "C435831",
      "digikey": "448-CY2305CSXC-1-ND",
      "mouser": "727-CY2305CSXC-1"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T19:45:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "448-CY2305CSXC-1-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "727-CY2305CSXC-1",
        "status": "found",
        "lifecycle": "Not Recommended for New Designs"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "REF",
        "type": "input",
        "description": "Input reference frequency that the on-chip PLL locks to; it has a weak pull-down and a threshold of VDD/2."
      },
      {
        "number": "2",
        "name": "CLK2",
        "type": "output",
        "description": "Buffered clock output with a weak pull-down; it is one of the five low-skew outputs driven from REF."
      },
      {
        "number": "3",
        "name": "CLK1",
        "type": "output",
        "description": "Buffered clock output with a weak pull-down; it is one of the five low-skew outputs driven from REF."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "CLK3",
        "type": "output",
        "description": "Buffered clock output with a weak pull-down; it is one of the five low-skew outputs driven from REF."
      },
      {
        "number": "6",
        "name": "VDD",
        "type": "power_in",
        "description": "3.3 V supply; the datasheet specifies a supply range of 3.0 V to 3.6 V."
      },
      {
        "number": "7",
        "name": "CLK4",
        "type": "output",
        "description": "Buffered clock output with a weak pull-down; it is one of the five low-skew outputs driven from REF."
      },
      {
        "number": "8",
        "name": "CLKOUT",
        "type": "output",
        "description": "Buffered clock output that also serves as the internal PLL feedback pin, so its loading must match the other outputs for zero delay; it has a weak pull-down."
      }
    ],
    "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: Pin assignments are taken from the 8-pin SOIC Pin Definitions table on page 5. The Figure 1 pin diag; Datasheet specifies CLKOUT must carry capacitive load equal to the other outputs even when unused, f"
        ],
        "pages_sent": 22,
        "cost_usd": 0.0674,
        "at": "2026-10-30T19:44:52"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c12a8ece14b52be95d1c71d47e160ab7.pdf",
        "pages": 22,
        "sha256": "4c88d08d9298d52d",
        "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": "cy2305csxc-1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cy2305csxc-1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4b01bc3d2d7afb0afecc8ab686d67b24a8eab27c430cbef9926c3e776d37273c",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}