25LC040AT-E

{
  "slug": "25lc040at-e",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Pre-ordered Chips, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "25lc040at-e",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "25lc040at-e.kicad_sym",
    "25lc040at-e.kicad_mod",
    "25lc040at-e.glb",
    "25lc040at-e.step",
    "25lc040at-e.lbr",
    "docs/hero.png",
    "docs/25lc040at-e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "25lc040at-e-hero.glb",
    "25lc040at-e-hero.overlay.json",
    "25lc040at-e-etched.glb"
  ],
  "component": {
    "mpn": "25LC040AT-E",
    "manufacturer": "Microchip Tech",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/446ac5cee684e8486c88b3805d70eba1.pdf",
    "parts": {
      "symbol": "25lc040at-e.kicad_sym",
      "footprint": "25lc040at-e.kicad_mod",
      "model_3d": "25lc040at-e-hero.glb",
      "model_3d_plain": "25lc040at-e-etched.glb",
      "model_3d_step": "25lc040at-e-etched.step",
      "model_3d_step_plain": "25lc040at-e.step",
      "lbr": "25lc040at-e.lbr"
    },
    "distributor_links": {
      "lcsc": "C2061682"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T00:26:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SCK",
        "type": "input",
        "description": "Serial clock input; SI is latched on its rising edge and SO is updated after its falling edge."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "3",
        "name": "SI",
        "type": "input",
        "description": "Serial data input that receives instructions, addresses and data, latched on the rising edge of SCK."
      },
      {
        "number": "4",
        "name": "SO",
        "type": "output",
        "description": "Serial data output; data shifts out after the falling edge of SCK, and SO goes to high-impedance when the device is deselected."
      },
      {
        "number": "5",
        "name": "CS",
        "type": "input",
        "description": "Chip Select input; low selects the device, high deselects it and forces Standby mode, and a low-to-high transition after a valid write sequence starts the internal write cycle."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; 2.5V to 5.5V for the 25LC040A (Industrial and Automotive ranges), per the device selection table."
      }
    ],
    "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 SOT-23 column of the pin function table shows '—' for WP and HOLD, so these functions are not bo; The SOT-23 pin numbers come from the pin function table (page 13). The SOT-23 pin diagram on page 1 ; The 2.5V to 5.5V supply range comes from the device selection table (page 1) and the DC characterist"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0504,
        "at": "2026-10-29T00:25:54"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/446ac5cee684e8486c88b3805d70eba1.pdf",
        "pages": 38,
        "sha256": "8595bdb989f67568",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "25lc040at-e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "25lc040at-e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1ce95eddfea143b296922d4eccc0a5142fae0235f3d70619bbc5f9ad584a0b9e",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}