AT24CS01-STUM-T

{
  "schema_version": 1,
  "type": "component",
  "slug": "at24cs01-stum-t",
  "title": "AT24CS01-STUM-T",
  "brief": "Microchip Tech EEPROM, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "at24cs01-stum-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AT24CS01-STUM-T",
    "manufacturer": "Microchip Tech",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ade6663d2f9dc48ea4d4131712c3bd75.pdf",
    "parts": {
      "symbol": "at24cs01-stum-t.kicad_sym",
      "footprint": "at24cs01-stum-t.kicad_mod",
      "model_3d": "at24cs01-stum-t-hero.glb",
      "model_3d_plain": "at24cs01-stum-t-etched.glb",
      "model_3d_step": "at24cs01-stum-t-etched.step",
      "model_3d_step_plain": "at24cs01-stum-t.step",
      "lbr": "at24cs01-stum-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C616257",
      "digikey": "AT24CS01-STUM-TTR-ND",
      "mouser": "556-AT24CS01-STUM-T"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T01:03:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT24CS01-STUM-TTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "556-AT24CS01-STUM-T",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input that latches command and input data present on SDA 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; all packages operate from 1.7V to 5.5V, and 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, while connecting it directly to VCC inhibits all writes to the protected memory."
      }
    ],
    "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 5-lead SOT23 variant has no A0, A1 or A2 pins (shown as a dash in Table 2-1). The SOT23 addressi"
        ],
        "pages_sent": 21,
        "cost_usd": 0.0161,
        "at": "2026-10-27T01:02:51"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/ade6663d2f9dc48ea4d4131712c3bd75.pdf",
        "pages": 40,
        "sha256": "1478547add99541a",
        "source_tier": "mfr"
      },
      "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": "at24cs01-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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at24cs01-stum-t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "97215f115c7cdda5883e6b82d9afddfd69b330b057b6c0cbea683c5701cfe766",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip Tech",
      "Package": "SOT-23-5",
      "Category": "Memory",
      "Pins": "5"
    },
    "appearance": {
      "contacts": {
        "quote": "8-Lead Plastic Small Outline (SN) - Narrow, 3.90 mm (.150 In.) Body [SOIC] © 2020 Microchip Technology Inc.",
        "page": 24,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "1478547add99541a655875978e571c1b74be4aad0c08db0488862af16e365d45"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "at24cs01-stum-t"
  ],
  "discovery_pitch": "AT24CS01-STUM-T (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "at24cs01-stum-t.kicad_sym",
    "at24cs01-stum-t.kicad_mod",
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    "at24cs01-stum-t.step",
    "at24cs01-stum-t.lbr",
    "docs/hero.png",
    "docs/at24cs01-stum-t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at24cs01-stum-t-hero.glb",
    "at24cs01-stum-t-hero.overlay.json",
    "at24cs01-stum-t-etched.glb"
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  "visibility": {
    "public": true
  }
}