HT24C02ARZ

{
  "schema_version": 1,
  "type": "component",
  "slug": "ht24c02arz",
  "title": "HT24C02ARZ",
  "brief": "HTCSEMI EEPROM, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "memory",
    "ht24c02arz"
  ],
  "component": {
    "mpn": "HT24C02ARZ",
    "manufacturer": "HTCSEMI",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Memory",
    "subcategory": "EEPROM",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2202211730_HTCSEMI-HT24C02ARZ_C2976647.pdf",
    "parts": {
      "symbol": "ht24c02arz.kicad_sym",
      "footprint": "ht24c02arz.kicad_mod",
      "model_3d": "ht24c02arz-etched.glb",
      "model_3d_plain": "ht24c02arz.glb",
      "model_3d_step": "ht24c02arz-etched.step",
      "model_3d_step_plain": "ht24c02arz.step",
      "lbr": "ht24c02arz.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Device address input bit 0. Hard-wire to VCC or VSS to set the chip's 2-wire slave address; up to eight HT24C02 devices can share one bus. Floating pin is internally read as VSS (low)."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Device address input bit 1. Hard-wire to VCC or VSS to set the chip's 2-wire slave address. Floating pin is internally read as VSS (low)."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Device address input bit 2. Hard-wire to VCC or VSS to set the chip's 2-wire slave address. Floating pin is internally read as VSS (low)."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative power supply, ground reference."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Bidirectional 2-wire serial data. Open-drain output; requires an external pull-up resistor to VCC. Can be wire-OR'd with other open-drain/collector devices."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input. Positive edge clocks data into the EEPROM; negative edge clocks data out. Max 400 kHz at 1.8-5.0V, up to 1 MHz at 2.5-5.0V."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Hardware write protect. Tie to VCC to inhibit writes to the full 2K array (device acts as a serial ROM); tie to VSS or leave floating to allow normal read/write."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply, 1.8V to 5.5V over -40 to +85 degC. Max 5 mA operating (write at 400 kHz), 3 uA standby."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2202211730_HTCSEMI-HT24C02ARZ_C2976647.pdf",
        "pages": 10,
        "sha256": "be1286d196ee2c5e",
        "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HTCSEMI",
      "Package": "SOP-8",
      "Category": "Memory",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "HT24C02ARZ",
      "kind": "packaging"
    },
    {
      "mpn": "HT24C02ARZNZ",
      "kind": "packaging"
    },
    {
      "mpn": "HT24C02ARZRTZ",
      "kind": "packaging"
    },
    {
      "mpn": "HT24C02ARZRMZ",
      "kind": "packaging"
    },
    {
      "mpn": "HT24C02ARZRDZ",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ht24c02arz"
  ],
  "discovery_pitch": "HT24C02ARZ (HTCSEMI) 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",
    "ht24c02arz.kicad_sym",
    "ht24c02arz.kicad_mod",
    "ht24c02arz.glb",
    "ht24c02arz.step",
    "ht24c02arz.lbr",
    "docs/hero.png",
    "docs/ht24c02arz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T22:01:01.109Z"
}