BL24C04F-RRRC

{
  "schema_version": 1,
  "type": "component",
  "slug": "bl24c04f-rrrc",
  "title": "BL24C04F-RRRC",
  "brief": "BL Shanghai Belling EEPROM, TSOT-23-5L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "bl24c04f-rrrc"
  ],
  "component": {
    "mpn": "BL24C04F-RRRC",
    "manufacturer": "BL Shanghai Belling",
    "package": "TSOT-23-5L",
    "pin_count": 5,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2105241635_BL-Shanghai-Belling-BL24C04F-RRRC_C2830699.pdf",
    "parts": {
      "symbol": "bl24c04f-rrrc.kicad_sym",
      "footprint": "bl24c04f-rrrc.kicad_mod",
      "model_3d": "bl24c04f-rrrc-etched.glb",
      "model_3d_plain": "bl24c04f-rrrc.glb",
      "model_3d_step": "bl24c04f-rrrc-etched.step",
      "model_3d_step_plain": "bl24c04f-rrrc.step",
      "lbr": "bl24c04f-rrrc.lbr"
    },
    "distributor_links": {
      "lcsc": "C2830699"
    },
    "pins": [
      {
        "number": "1",
        "name": "SCL",
        "type": "input",
        "description": "I2C serial clock input. Positive edge clocks data into the EEPROM; negative edge clocks data out. Schmitt-trigger, filtered input for noise suppression; requires an external pull-up resistor (typ. 4.7 kohm to VCC)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / 0 V reference for the device."
      },
      {
        "number": "3",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C serial data line. Open-drain, bidirectional; may be wire-ORed with other open-drain/collector devices. Requires an external pull-up resistor to VCC (typ. 4.7 kohm)."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage. Single-supply operation across the device's rated VCC range (nominal 1.7-5.5 V for BL24C04F family)."
      },
      {
        "number": "5",
        "name": "WP",
        "type": "input",
        "description": "Write Protect. When tied to VCC the entire 4K array is write-protected; when tied to GND normal read/write operations are allowed. Do not leave floating."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2105241635_BL-Shanghai-Belling-BL24C04F-RRRC_C2830699.pdf",
        "pages": 19,
        "sha256": "5bddea927a0b005c",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-5@sha256:455a3f7c3e5eb5b8",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "bl24c04f-rrrc.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bl24c04f-rrrc-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": "f0d7cf7fa57796076e835dea36ae4bd126287396bbc01d157d6cec2d924b09b8",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BL Shanghai Belling",
      "Package": "TSOT-23-5L",
      "Category": "Memory",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bl24c04f-rrrc"
  ],
  "discovery_pitch": "BL24C04F-RRRC (BL Shanghai Belling) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bl24c04f-rrrc.kicad_sym",
    "bl24c04f-rrrc.kicad_mod",
    "bl24c04f-rrrc.glb",
    "bl24c04f-rrrc.step",
    "bl24c04f-rrrc-etched.step",
    "bl24c04f-rrrc.lbr",
    "docs/hero.png",
    "docs/bl24c04f-rrrc-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:48:38.174Z"
}