24C02BN

{
  "schema_version": 1,
  "type": "component",
  "slug": "24c02bn",
  "title": "24C02BN",
  "brief": "XBLW EEPROM, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "24c02bn"
  ],
  "component": {
    "mpn": "24C02BN",
    "manufacturer": "XBLW",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403141305_XBLW-24C02BN-XBLW_C18723542.pdf",
    "parts": {
      "symbol": "24c02bn.kicad_sym",
      "footprint": "24c02bn.kicad_mod",
      "model_3d": "24c02bn-hero.glb",
      "model_3d_plain": "24c02bn.glb",
      "model_3d_step": "24c02bn-etched.step",
      "model_3d_step_plain": "24c02bn.step",
      "lbr": "24c02bn.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Device address input bit 0. Hardwired to VIH or VIL to set the chip select address (up to 8 devices on one I2C bus). If left unconnected it is internally recognized as VIL, but a pull-up/pull-down of 10 kΩ or less to a known state is recommended."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Device address input bit 1. Hardwired to VIH or VIL to set the chip select address. Internally recognized as VIL if floating; 10 kΩ or less pull to a known state is recommended."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Device address input bit 2. Hardwired to VIH or VIL to set the chip select address. Internally recognized as VIL if floating; 10 kΩ or less pull to a known state is recommended."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Serial data line. Bi-directional open-drain I/O for the two-wire (I2C) bus; requires an external pull-up resistor and may be wire-OR'd with other open-drain devices. Data may change only while SCL is low."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input. Rising edge latches data into the EEPROM, falling edge clocks data out. Compatible with 1 MHz (2.5-5V) or 400 kHz (1.8V) operation."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Hardware write protect. When tied to VIH/VCC, all programming (write) operations are disabled; tie to VIL or leave floating to enable writes. Read operations are unaffected. If unconnected it is internally recognized as VIL; a 10 kΩ or less pull to a known state is recommended."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply input. Operating range 1.8 V to 5.5 V. Bypass with a local decoupling capacitor to GND."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403141305_XBLW-24C02BN-XBLW_C18723542.pdf",
        "pages": 21,
        "sha256": "c749bcc03016eed9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "24c02bn.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "24c02bn-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "145b203330fc6e177cb184079bfeda9c34801c2f1d2a01476fac6f9666f8e25c",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Unknown",
      "Package": "SOP-8",
      "Category": "Memory",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "24c02bn"
  ],
  "discovery_pitch": "24C02BN (Unknown) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "24c02bn.kicad_sym",
    "24c02bn.kicad_mod",
    "24c02bn.glb",
    "24c02bn.step",
    "24c02bn-etched.step",
    "24c02bn.lbr",
    "docs/hero.png",
    "docs/24c02bn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pads.json",
    "24c02bn-hero.glb",
    "24c02bn-hero.overlay.json"
  ],
  "updated_at": "2026-09-24T14:30:37.453Z",
  "description": "Unknown EEPROM, SOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "visibility": "public",
  "org": "adom"
}