HGC555IM

{
  "slug": "hgc555im",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Timers / Counters, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "hgc555im",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hgc555im.kicad_sym",
    "hgc555im.kicad_mod",
    "hgc555im.glb",
    "hgc555im.step",
    "hgc555im.lbr",
    "docs/hero.png",
    "docs/hgc555im-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hgc555im-hero.glb",
    "hgc555im-hero.overlay.json",
    "hgc555im-etched.glb"
  ],
  "component": {
    "mpn": "HGC555IM",
    "manufacturer": "HGSEMI",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Clock/Timing",
    "subcategory": "Timers / Counters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602713145613819904",
    "parts": {
      "symbol": "hgc555im.kicad_sym",
      "footprint": "hgc555im.kicad_mod",
      "model_3d": "hgc555im-hero.glb",
      "model_3d_plain": "hgc555im-etched.glb",
      "model_3d_step": "hgc555im-etched.step",
      "model_3d_step_plain": "hgc555im.step",
      "lbr": "hgc555im.lbr"
    },
    "distributor_links": {
      "lcsc": "C19193414"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:34:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground; all voltages are referenced to GND."
      },
      {
        "number": "2",
        "name": "TRIGGER",
        "type": "input",
        "description": "Active-low trigger input; output goes high when TRIGGER is below 1/3 VCC, with input range -0.3 V to VCC+0.3 V."
      },
      {
        "number": "3",
        "name": "OUTPUT",
        "type": "output",
        "description": "Timer output that can source and sink current to drive TTL/CMOS, with recommended output current up to 20 mA (100 mA absolute maximum)."
      },
      {
        "number": "4",
        "name": "RESET",
        "type": "input",
        "description": "Active-low reset input; a low level forces OUTPUT low and turns the discharge on, with input range -0.3 V to VCC+0.3 V."
      },
      {
        "number": "5",
        "name": "CONTROL VOLTAGE",
        "type": "passive",
        "description": "Control voltage node that sets the threshold level (about 2/3 VCC) and needs no decoupling for stable operation."
      },
      {
        "number": "6",
        "name": "THRESHOLD",
        "type": "input",
        "description": "Threshold input; output goes low when THRESHOLD exceeds 2/3 VCC, with input range -0.3 V to VCC+0.3 V."
      },
      {
        "number": "7",
        "name": "DISCHARGE",
        "type": "passive",
        "description": "Discharge output that is ON when OUTPUT is low and OFF when OUTPUT is high, used to discharge the timing capacitor."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, recommended 2.0 V to 18.0 V (absolute maximum 18.0 V)."
      }
    ],
    "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: The pin assignment drawing on page 2 is shared by the DIP-8, SOP-8 and MSOP-8 packages and is not la",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 9,
        "cost_usd": 0.2342,
        "at": "2026-10-18T05:32:29"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602713145613819904",
        "pages": 9,
        "sha256": "7d27a57bcd8b37f6",
        "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"
    },
    "models_3d": [
      {
        "file": "hgc555im.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hgc555im-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "48f7a0e10421af41b57ef31a1bf49154449376ff566013034665343d2a2c225e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}