AT24C01D-STUM-T

{
  "slug": "at24c01d-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",
    "at24c01d-stum-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at24c01d-stum-t.kicad_sym",
    "at24c01d-stum-t.kicad_mod",
    "at24c01d-stum-t.glb",
    "at24c01d-stum-t.step",
    "at24c01d-stum-t.lbr",
    "docs/hero.png",
    "docs/at24c01d-stum-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at24c01d-stum-t-hero.glb",
    "at24c01d-stum-t-hero.overlay.json",
    "at24c01d-stum-t-etched.glb"
  ],
  "component": {
    "mpn": "AT24C01D-STUM-T",
    "manufacturer": "Microchip Tech",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/AT24C01D-AT24C02D-I2C-Compatible-Two-Wire-Serial-EEPROM-1Kbit-2Kbit-20006100A.pdf",
    "parts": {
      "symbol": "at24c01d-stum-t.kicad_sym",
      "footprint": "at24c01d-stum-t.kicad_mod",
      "model_3d": "at24c01d-stum-t-hero.glb",
      "model_3d_plain": "at24c01d-stum-t-etched.glb",
      "model_3d_step": "at24c01d-stum-t-etched.step",
      "model_3d_step_plain": "at24c01d-stum-t.step",
      "lbr": "at24c01d-stum-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C616250",
      "digikey": "AT24C01D-STUM-TTR-ND",
      "mouser": "556-AT24C01D-STUM-T"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T23:40:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT24C01D-STUM-TTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "556-AT24C01D-STUM-T",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input that latches SDA command and input data on its rising edge and 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 that should be connected to the system ground."
      },
      {
        "number": "3",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Open-drain bidirectional serial data pin that must be pulled high with an external pull-up resistor not exceeding 10 kΩ."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply pin operating from 1.7V to 3.6V, where invalid VCC voltages may produce spurious results."
      },
      {
        "number": "5",
        "name": "WP",
        "type": "input",
        "description": "Write-protect input where connecting to VCC inhibits writes to the full array and connecting to GND allows normal writes, with any pull-up not exceeding 10 kΩ."
      }
    ],
    "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 ordering table lists AT24C02D-STUM-T (SOT23, ST option) but not AT24C01D-STUM-T. The 5-lead SOT2"
        ],
        "pages_sent": 24,
        "cost_usd": 0.0198,
        "at": "2026-10-26T23:39:58"
      },
      "datasheet": {
        "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/AT24C01D-AT24C02D-I2C-Compatible-Two-Wire-Serial-EEPROM-1Kbit-2Kbit-20006100A.pdf",
        "pages": 46,
        "sha256": "faa30c91617d2651",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "at24c01d-stum-t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24c01d-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,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6ac22bb018e5de6b01fcab96a19c55b4494d9398c1375894e105a86b5fdb9332",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}