CLCQ82C55AZ

{
  "slug": "clcq82c55az",
  "version": "0.1.1",
  "type": "component",
  "description": "CHIPLON Interface - Specialized, QFP-44(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "clcq82c55az",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "clcq82c55az.kicad_sym",
    "clcq82c55az.kicad_mod",
    "clcq82c55az.glb",
    "clcq82c55az.step",
    "clcq82c55az.lbr",
    "docs/hero.png",
    "docs/clcq82c55az-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "clcq82c55az-hero.glb",
    "clcq82c55az-hero.overlay.json",
    "clcq82c55az-etched.glb",
    "clcq82c55az-etched.step"
  ],
  "component": {
    "mpn": "CLCQ82C55AZ",
    "manufacturer": "CHIPLON",
    "package": "QFP-44(10x10)",
    "pin_count": 44,
    "category": "Interface",
    "subcategory": "Interface - Specialized",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/33c3d1dbd9c3567bd9a98be9e3eaa5c3.pdf",
    "parts": {
      "symbol": "clcq82c55az.kicad_sym",
      "footprint": "clcq82c55az.kicad_mod",
      "model_3d": "clcq82c55az-hero.glb",
      "model_3d_plain": "clcq82c55az-etched.glb",
      "model_3d_step": "clcq82c55az-etched.step",
      "model_3d_step_plain": "clcq82c55az.step",
      "lbr": "clcq82c55az.lbr"
    },
    "distributor_links": {
      "lcsc": "C7433371"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T18:45:48Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "~{CS}",
        "type": "input",
        "description": "Active-low chip select that enables the 82C55A onto the data bus for CPU communication."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; a 0.1µF decoupling capacitor between VCC and GND is recommended."
      },
      {
        "number": "3",
        "name": "A1",
        "type": "input",
        "description": "Address input that together with RD and WR selects one of the three ports or the control word register."
      },
      {
        "number": "4",
        "name": "A0",
        "type": "input",
        "description": "Address input that together with RD and WR selects one of the three ports or the control word register."
      },
      {
        "number": "5",
        "name": "PC7",
        "type": "bidirectional",
        "description": "Port C bit 7, 8-bit-port input/output line with bus-hold circuit."
      },
      {
        "number": "6",
        "name": "PC6",
        "type": "bidirectional",
        "description": "Port C bit 6, input/output line with bus-hold circuit."
      },
      {
        "number": "7",
        "name": "PC5",
        "type": "bidirectional",
        "description": "Port C bit 5, input/output line with bus-hold circuit."
      },
      {
        "number": "8",
        "name": "PC4",
        "type": "bidirectional",
        "description": "Port C bit 4, input/output line with bus-hold circuit."
      },
      {
        "number": "9",
        "name": "PC0",
        "type": "bidirectional",
        "description": "Port C bit 0, input/output line with bus-hold circuit."
      },
      {
        "number": "10",
        "name": "PC1",
        "type": "bidirectional",
        "description": "Port C bit 1, input/output line with bus-hold circuit."
      },
      {
        "number": "11",
        "name": "PC2",
        "type": "bidirectional",
        "description": "Port C bit 2, input/output line with bus-hold circuit."
      },
      {
        "number": "12",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "13",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Port C bit 3, input/output line with bus-hold circuit."
      },
      {
        "number": "14",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Port B bit 0, input/output line with bus-hold high circuit."
      },
      {
        "number": "15",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Port B bit 1, input/output line with bus-hold high circuit."
      },
      {
        "number": "16",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Port B bit 2, input/output line with bus-hold high circuit."
      },
      {
        "number": "17",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "18",
        "name": "PB3",
        "type": "bidirectional",
        "description": "Port B bit 3, input/output line with bus-hold high circuit."
      },
      {
        "number": "19",
        "name": "PB4",
        "type": "bidirectional",
        "description": "Port B bit 4, input/output line with bus-hold high circuit."
      },
      {
        "number": "20",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Port B bit 5, input/output line with bus-hold high circuit."
      },
      {
        "number": "21",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Port B bit 6, input/output line with bus-hold high circuit."
      },
      {
        "number": "22",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "23",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Port B bit 7, input/output line with bus-hold high circuit."
      },
      {
        "number": "24",
        "name": "VCC",
        "type": "power_in",
        "description": "+5V power supply pin; a 0.1µF decoupling capacitor to GND is recommended."
      },
      {
        "number": "25",
        "name": "D7",
        "type": "bidirectional",
        "description": "Data bus bit 7, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "26",
        "name": "D6",
        "type": "bidirectional",
        "description": "Data bus bit 6, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "27",
        "name": "D5",
        "type": "bidirectional",
        "description": "Data bus bit 5, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "28",
        "name": "D4",
        "type": "bidirectional",
        "description": "Data bus bit 4, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "29",
        "name": "D3",
        "type": "bidirectional",
        "description": "Data bus bit 3, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "30",
        "name": "D2",
        "type": "bidirectional",
        "description": "Data bus bit 2, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "31",
        "name": "D1",
        "type": "bidirectional",
        "description": "Data bus bit 1, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "32",
        "name": "D0",
        "type": "bidirectional",
        "description": "Data bus bit 0, bidirectional three-state pin connected to the system data bus."
      },
      {
        "number": "33",
        "name": "RESET",
        "type": "input",
        "description": "A high level clears the control register and sets all ports (A, B, C) to input mode with bus-hold circuits on."
      },
      {
        "number": "34",
        "name": "~{WR}",
        "type": "input",
        "description": "Active-low write control signal used by the CPU to load control words and data into the 82C55A."
      },
      {
        "number": "35",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Port A bit 7, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "36",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Port A bit 6, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "37",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Port A bit 5, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "38",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Port A bit 4, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "39",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection."
      },
      {
        "number": "40",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Port A bit 3, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "41",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Port A bit 2, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "42",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Port A bit 1, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "43",
        "name": "PA0",
        "type": "bidirectional",
        "description": "Port A bit 0, input/output line with bus-hold high and bus-hold low circuits."
      },
      {
        "number": "44",
        "name": "~{RD}",
        "type": "input",
        "description": "Active-low read control signal used by the CPU to read status information or data via the data bus."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin assignments read from the MQFP top-view drawing on page 2 (pin 1 marked by dot at CS, counter-cl",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 30,
        "cost_usd": 0.5223,
        "at": "2026-11-05T18:45:37"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/33c3d1dbd9c3567bd9a98be9e3eaa5c3.pdf",
        "pages": 30,
        "sha256": "73d5263c850eca47",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 44,
        "described": 44,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "clcq82c55az.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "81aae6270b5c742bed79a8a35e9adf7fbed97c42e341e6b25ab20c1783b93b5d",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "clcq82c55az-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "88681e4163ca4004fcff772cb4489ef1df1b64bd7c5338b7940a1c1dcbbdf13a",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "visibility": "public"
}