AT24C32E-STUM-T

{
  "slug": "at24c32e-stum-t",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech EEPROM, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "memory",
    "at24c32e-stum-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at24c32e-stum-t.kicad_sym",
    "at24c32e-stum-t.kicad_mod",
    "at24c32e-stum-t.glb",
    "at24c32e-stum-t.step",
    "at24c32e-stum-t.lbr",
    "docs/hero.png",
    "docs/at24c32e-stum-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at24c32e-stum-t-hero.glb",
    "at24c32e-stum-t-hero.overlay.json"
  ],
  "component": {
    "mpn": "AT24C32E-STUM-T",
    "manufacturer": "Microchip Tech",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/88098cbf623a13cf43194e97c16964cd.pdf",
    "parts": {
      "symbol": "at24c32e-stum-t.kicad_sym",
      "footprint": "at24c32e-stum-t.kicad_mod",
      "model_3d": "at24c32e-stum-t-hero.glb",
      "model_3d_plain": "at24c32e-stum-t.glb",
      "model_3d_step": "at24c32e-stum-t-etched.step",
      "model_3d_step_plain": "at24c32e-stum-t.step",
      "lbr": "at24c32e-stum-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C616256",
      "digikey": "AT24C32E-STUM-TTR-ND",
      "mouser": "556-AT24C32ESTUMT"
    },
    "distributor_check": {
      "checked_at": "2026-11-13T00:51:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT24C32E-STUM-TTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "556-AT24C32ESTUMT",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input; command and input data on SDA are latched on its rising edge, output data is clocked out on its falling edge, and it must be forced high when the bus is idle or pulled high with an external pull-up resistor."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the power supply, which should be connected to the system ground."
      },
      {
        "number": "3",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Open-drain serial data input/output that must be pulled high with an external pull-up resistor not exceeding 10 kΩ and may be wire-ORed with other open-drain devices on the bus."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply pin supplying 1.7 V to 3.6 V; operation at invalid VCC voltages may produce spurious results and should not be attempted."
      },
      {
        "number": "5",
        "name": "WP",
        "type": "input",
        "description": "Write-protect input: connecting it to GND allows normal write operations, connecting it to VCC inhibits writes to the full array, and it is internally pulled down to GND if left floating (pull-up of 10 kΩ or less recommended)."
      }
    ],
    "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 SOT23 package has no A0, A1 or A2 pins; Table 2-1 lists them as '—' for the 5-lead SOT23 and the; Source package drawing for the 5-lead SOT23 is labeled TSOT (C04-21344, Atmel legacy code TSZ) while"
        ],
        "pages_sent": 26,
        "cost_usd": 0.0041,
        "at": "2026-11-13T00:51:08"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/88098cbf623a13cf43194e97c16964cd.pdf",
        "pages": 47,
        "sha256": "f71991282524c3dd",
        "source_tier": "mfr"
      },
      "cad": "land: KiCad official (CC-BY-SA 4.0); 3D: generated from the datasheet",
      "model_3d_generated": {
        "generator": "factory/gen_pkg3d.py",
        "family": "SOT",
        "height_mm": 1.1,
        "height_basis": "datasheet A, max",
        "standoff_mm": 0.05,
        "standoff_basis": "family nominal (no datasheet A1 read)",
        "lead_width_mm": 0.36,
        "lead_width_basis": "default: 0.6 x pad width across the lead, at most 0.45 x pitch 0.95 mm; a tab 0.9 x its width (no datasheet b read)",
        "lead_thickness_mm": 0.172,
        "lead_thickness_basis": "default for pitch 0.95 mm, height 1.1 mm (no datasheet c read)"
      },
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "at24c32e-stum-t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "446de1f2c9066e18aa42ef5658442a50e1fcc4f605a7571b69e0305c3a9c03fd",
        "checked": "2026-11-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24c32e-stum-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6a4bddbecdc6432132d984b35ae1eb48b7f4b7a3162409eb21c754fc954e6970",
        "checked": "2026-11-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "NMB",
      "source_page": 34,
      "D": {
        "nom_mm": 2.9,
        "range_mm": [
          null,
          null
        ]
      },
      "E1": {
        "nom_mm": 1.6,
        "range_mm": [
          null,
          null
        ]
      },
      "E": {
        "nom_mm": 2.8,
        "range_mm": [
          null,
          null
        ]
      },
      "e": {
        "nom_mm": 0.95,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.1,
        "range_mm": [
          null,
          1.1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "at24c32e-stum-t.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  }
}