BL24C04AE0-RRRC

{
  "schema_version": 1,
  "type": "component",
  "slug": "bl24c04ae0-rrrc",
  "title": "BL24C04AE0-RRRC",
  "brief": "BL Shanghai Belling EEPROM, TSOT23-5L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "bl24c04ae0-rrrc"
  ],
  "component": {
    "mpn": "BL24C04AE0-RRRC",
    "manufacturer": "BL Shanghai Belling",
    "package": "TSOT23-5L",
    "pin_count": 5,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2307121055_BL-Shanghai-Belling-BL24C04AE0-RRRC_C7436517.pdf",
    "parts": {
      "symbol": "bl24c04ae0-rrrc.kicad_sym",
      "footprint": "bl24c04ae0-rrrc.kicad_mod",
      "model_3d": "bl24c04ae0-rrrc-etched.glb",
      "model_3d_plain": "bl24c04ae0-rrrc.glb",
      "model_3d_step": "bl24c04ae0-rrrc-etched.step",
      "model_3d_step_plain": "bl24c04ae0-rrrc.step",
      "lbr": "bl24c04ae0-rrrc.lbr"
    },
    "distributor_links": {},
    "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-triggered, filtered. Max clock 400 kHz at VCC 1.7-2.5 V, 1 MHz at VCC 2.5-5.5 V. VIH >= 0.7 x VCC, VIL <= 0.3 x VCC. Typical input capacitance 6 pF."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference (0 V)."
      },
      {
        "number": "3",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C bidirectional serial data. Open-drain output; requires an external pull-up to VCC and may be wire-OR'd with other open-drain devices. VOL <= 0.4 V at IOL = 3.0 mA (VCC = 5 V). Typical I/O capacitance 8 pF."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage. Operating range 1.7 V to 5.5 V (400 kHz) or 2.5 V to 5.5 V (1 MHz). ICC ~0.14 mA read / 0.28 mA write at 400 kHz, standby ~0.03 uA. Absolute maximum 6.5 V."
      },
      {
        "number": "5",
        "name": "WP",
        "type": "input",
        "description": "Hardware Write Protect input. Tie to GND for normal read/write operation; tie to VCC to write-protect the full array. Schmitt-triggered logic input. Do not leave floating."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2307121055_BL-Shanghai-Belling-BL24C04AE0-RRRC_C7436517.pdf",
        "pages": 24,
        "sha256": "07de7e3648177ef4",
        "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": "bl24c04ae0-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": "bl24c04ae0-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": "299ee8165215841ada48307ee96a6166b6de19a895a80d822939ca2e60a0db2c",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BL Shanghai Belling",
      "Package": "TSOT23-5L",
      "Category": "Memory",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bl24c04ae0-rrrc"
  ],
  "discovery_pitch": "BL24C04AE0-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",
    "bl24c04ae0-rrrc.kicad_sym",
    "bl24c04ae0-rrrc.kicad_mod",
    "bl24c04ae0-rrrc.glb",
    "bl24c04ae0-rrrc.step",
    "bl24c04ae0-rrrc.lbr",
    "docs/hero.png",
    "docs/bl24c04ae0-rrrc-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bl24c04ae0-rrrc-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:48:22.483Z"
}