AT34C02D-XHM-B

{
  "slug": "at34c02d-xhm-b",
  "version": "0.1.0",
  "type": "component",
  "description": "Microchip Tech Pre-ordered Chips, TSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface ics",
    "at34c02d-xhm-b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at34c02d-xhm-b.kicad_sym",
    "at34c02d-xhm-b.kicad_mod",
    "at34c02d-xhm-b.glb",
    "at34c02d-xhm-b.step",
    "at34c02d-xhm-b.lbr",
    "docs/hero.png",
    "docs/at34c02d-xhm-b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at34c02d-xhm-b-hero.glb",
    "at34c02d-xhm-b-hero.overlay.json",
    "at34c02d-xhm-b-etched.glb"
  ],
  "component": {
    "mpn": "AT34C02D-XHM-B",
    "manufacturer": "Microchip Tech",
    "package": "TSSOP-8",
    "pin_count": 8,
    "category": "Interface ICs",
    "subcategory": "Pre-ordered Chips",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/623610ebe64191592504b4db917f5d6a.pdf",
    "parts": {
      "symbol": "at34c02d-xhm-b.kicad_sym",
      "footprint": "at34c02d-xhm-b.kicad_mod",
      "model_3d": "at34c02d-xhm-b-hero.glb",
      "model_3d_plain": "at34c02d-xhm-b-etched.glb",
      "model_3d_step": "at34c02d-xhm-b-etched.step",
      "model_3d_step_plain": "at34c02d-xhm-b.step",
      "lbr": "at34c02d-xhm-b.lbr"
    },
    "distributor_links": {
      "lcsc": "C1349398",
      "digikey": "AT34C02D-XHM-B-ND",
      "mouser": "556-AT34C02D-XHM-B"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:50:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "AT34C02D-XHM-B-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "556-AT34C02D-XHM-B",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A0",
        "type": "input",
        "description": "Device address input hardwired to GND or VCC; if left floating it is internally pulled down to GND, but connecting it to a known state is recommended (10k or less pull-up)."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "input",
        "description": "Device address input hardwired to GND or VCC; if left floating it is internally pulled down to GND, but connecting it to a known state is recommended (10k or less pull-up)."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "input",
        "description": "Device address input hardwired to GND or VCC; if left floating it is internally pulled down to GND, but connecting it to a known state is recommended (10k or less pull-up)."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "SDA",
        "type": "bidirectional",
        "description": "Bidirectional serial data pin, open-drain driven, may be wire-ORed with other open-drain or open-collector devices."
      },
      {
        "number": "6",
        "name": "SCL",
        "type": "input",
        "description": "Serial clock input that clocks data into the device on the positive edge and out of the device on the negative edge."
      },
      {
        "number": "7",
        "name": "WP",
        "type": "input",
        "description": "Write protect input: GND allows normal writes, VCC inhibits all writes to the memory, and if left floating it is internally pulled down to GND."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 1.7V to 5.5V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin-to-number mapping was taken from the Figure 1-1 text extraction for the 8-lead TSSOP, where pins"
        ],
        "pages_sent": 25,
        "cost_usd": 0.1627,
        "at": "2026-10-23T12:50:09"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/623610ebe64191592504b4db917f5d6a.pdf",
        "pages": 25,
        "sha256": "c6fc4a238117bb07",
        "source_tier": "mfr"
      },
      "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"
    },
    "models_3d": [
      {
        "file": "at34c02d-xhm-b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "cf28a51742b2e31065e201d1b313207140cbfb49062efd938788f7a310d02738",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at34c02d-xhm-b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          1.1
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1ec7a144919b8729a1bb7c5396ed2ce579ca254f47d17c1240e515f9eafa2d9f",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}