HT339ARQZ

{
  "slug": "ht339arqz",
  "version": "0.1.0",
  "type": "component",
  "description": "HTCSEMI Comparators, QFN16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ht339arqz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ht339arqz.kicad_sym",
    "ht339arqz.kicad_mod",
    "ht339arqz.glb",
    "ht339arqz.step",
    "ht339arqz.lbr",
    "docs/hero.png",
    "docs/ht339arqz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ht339arqz-hero.glb",
    "ht339arqz-hero.overlay.json",
    "ht339arqz-etched.glb"
  ],
  "component": {
    "mpn": "HT339ARQZ",
    "manufacturer": "HTCSEMI",
    "package": "QFN16(3x3)",
    "pin_count": 17,
    "category": "Amplifiers/Comparators",
    "subcategory": "Comparators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603010942766489600",
    "parts": {
      "symbol": "ht339arqz.kicad_sym",
      "footprint": "ht339arqz.kicad_mod",
      "model_3d": "ht339arqz-hero.glb",
      "model_3d_plain": "ht339arqz-etched.glb",
      "model_3d_step": "ht339arqz-etched.step",
      "model_3d_step_plain": "ht339arqz.step",
      "lbr": "ht339arqz.lbr"
    },
    "distributor_links": {
      "lcsc": "C7431208"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T09:18:40Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive supply; single supply 3.0 V to 36 V (split supply ±1.5 V to ±18 V)."
      },
      {
        "number": "2",
        "name": "IN-1",
        "type": "input",
        "description": "Inverting input of comparator 1; common-mode range 0 to VCC-1.5 V, keep input resistors <10 kΩ."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "4",
        "name": "IN+1",
        "type": "input",
        "description": "Non-inverting input of comparator 1; common-mode range 0 to VCC-1.5 V, ground if unused."
      },
      {
        "number": "5",
        "name": "IN-2",
        "type": "input",
        "description": "Inverting input of comparator 2; common-mode range 0 to VCC-1.5 V, ground if unused."
      },
      {
        "number": "6",
        "name": "IN+2",
        "type": "input",
        "description": "Non-inverting input of comparator 2; common-mode range 0 to VCC-1.5 V, ground if unused."
      },
      {
        "number": "7",
        "name": "IN-3",
        "type": "input",
        "description": "Inverting input of comparator 3; common-mode range 0 to VCC-1.5 V, ground if unused."
      },
      {
        "number": "8",
        "name": "IN+3",
        "type": "input",
        "description": "Non-inverting input of comparator 3; common-mode range 0 to VCC-1.5 V, ground if unused."
      },
      {
        "number": "9",
        "name": "IN-4",
        "type": "input",
        "description": "Inverting input of comparator 4; common-mode range 0 to VCC-1.5 V, ground if unused."
      },
      {
        "number": "10",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "11",
        "name": "IN+4",
        "type": "input",
        "description": "Non-inverting input of comparator 4; common-mode range 0 to VCC-1.5 V, ground if unused."
      },
      {
        "number": "12",
        "name": "VCC-",
        "type": "power_in",
        "description": "Negative supply / ground (GND in the 14-pin packages); ground for single-supply operation."
      },
      {
        "number": "13",
        "name": "OUT4",
        "type": "output",
        "description": "Open-collector output of comparator 4; sinks 16 mA typ (6 mA min) with 130 mV typ saturation at 4 mA."
      },
      {
        "number": "14",
        "name": "OUT3",
        "type": "output",
        "description": "Open-collector output of comparator 3; sinks 16 mA typ (6 mA min) with 130 mV typ saturation at 4 mA."
      },
      {
        "number": "15",
        "name": "OUT2",
        "type": "output",
        "description": "Open-collector output of comparator 2; sinks 16 mA typ (6 mA min) with 130 mV typ saturation at 4 mA."
      },
      {
        "number": "16",
        "name": "OUT1",
        "type": "output",
        "description": "Open-collector output of comparator 1; sinks 16 mA typ (6 mA min) with 130 mV typ saturation at 4 mA."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 QFN16 drawing shows a dashed center exposed pad with no number or net stated; its connection (fl; QFN pin 1 and 12 are labeled VCC+ and VCC- on the pinout, whereas the 14-pin packages label them VCC; The MPN suffix RQZ is not decoded in the datasheet. The package was taken from the hint and the 'Q S",
          "exposed pad 17 added from the footprint",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 10,
        "cost_usd": 0.3727,
        "at": "2026-10-19T09:16:27"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603010942766489600",
        "pages": 10,
        "sha256": "5e5b79b641543d00",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ht339arqz.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ht339arqz-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "4f56bf402487e7463c8ee4fd0601ac347f37d341cbe68ca86cff49fb2fc52c28",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}