25LC320-I

{
  "slug": "25lc320-i",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech EEPROM, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "25lc320-i",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "25lc320-i.kicad_sym",
    "25lc320-i.kicad_mod",
    "25lc320-i.glb",
    "25lc320-i.step",
    "25lc320-i.lbr",
    "docs/hero.png",
    "docs/25lc320-i-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "25lc320-i-hero.glb",
    "25lc320-i-hero.overlay.json",
    "25lc320-i-etched.glb"
  ],
  "component": {
    "mpn": "25LC320-I",
    "manufacturer": "Microchip Tech",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588934760051978240",
    "parts": {
      "symbol": "25lc320-i.kicad_sym",
      "footprint": "25lc320-i.kicad_mod",
      "model_3d": "25lc320-i-hero.glb",
      "model_3d_plain": "25lc320-i-etched.glb",
      "model_3d_step": "25lc320-i-etched.step",
      "model_3d_step_plain": "25lc320-i.step",
      "lbr": "25lc320-i.lbr"
    },
    "distributor_links": {
      "lcsc": "C47093"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T00:14:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CS",
        "type": "input",
        "description": "A low level selects the device and a high level deselects it and forces Standby mode; after power-up a low level on CS is required before any sequence, and a low-to-high transition after a valid write sequence starts the internal write cycle."
      },
      {
        "number": "2",
        "name": "SO",
        "type": "tri_state",
        "description": "Serial data output that shifts data out after the falling edge of SCK during a read, and goes to the high-impedance state when the device is deselected or HOLD is pulled low."
      },
      {
        "number": "3",
        "name": "WP",
        "type": "input",
        "description": "Write-protect input that, when low while the WPEN bit in the STATUS register is high, disables writes to the nonvolatile STATUS register bits; the pin function is blocked unless WPEN is set."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "SI",
        "type": "input",
        "description": "Serial data input that receives instructions, addresses and data, latched on the rising edge of SCK."
      },
      {
        "number": "6",
        "name": "SCK",
        "type": "input",
        "description": "Serial clock that synchronizes communication with the master; SI is latched on its rising edge and SO is updated after its falling edge."
      },
      {
        "number": "7",
        "name": "HOLD",
        "type": "input",
        "description": "Suspends serial transmission when pulled low while SCK is low and the device is selected, and must be held high when the function is not used."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin; the 25LC320 is specified for a VCC range of 2.5V to 5.5V."
      }
    ],
    "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 pin table has four columns (PDIP/SOIC 8-pin, 8-pin TSSOP, 14-lead TSSOP) with differen; SO is listed as a serial data output that goes high-impedance when deselected. It was typed as tri_s; The VCC range of 2.5V to 5.5V comes from the Device Selection Table on page 1, not from the pin tabl"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0481,
        "at": "2026-10-21T00:11:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588934760051978240",
        "pages": 26,
        "sha256": "ae05c3482ed3a188",
        "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": [
      {
        "file": "25lc320-i.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": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "25lc320-i-etched.step",
        "role": "eda",
        "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": "0b72df359a3efc90cdb91b54a42e9ea33b4b5006b649fb8ac8bee0992a6452b6",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}