JHT1302ARZ

{
  "slug": "jht1302arz",
  "version": "0.1.0",
  "type": "component",
  "description": "JYJE Real Time Clocks, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "clock-timing",
    "jht1302arz",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "jht1302arz.kicad_sym",
    "jht1302arz.kicad_mod",
    "jht1302arz.glb",
    "jht1302arz.step",
    "jht1302arz.lbr",
    "docs/hero.png",
    "docs/jht1302arz-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "jht1302arz-hero.glb",
    "jht1302arz-hero.overlay.json",
    "jht1302arz-etched.glb"
  ],
  "component": {
    "mpn": "JHT1302ARZ",
    "manufacturer": "JYJE",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Clock/Timing",
    "subcategory": "Real Time Clocks",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589041879225159680",
    "parts": {
      "symbol": "jht1302arz.kicad_sym",
      "footprint": "jht1302arz.kicad_mod",
      "model_3d": "jht1302arz-hero.glb",
      "model_3d_plain": "jht1302arz-etched.glb",
      "model_3d_step": "jht1302arz-etched.step",
      "model_3d_step_plain": "jht1302arz.step",
      "lbr": "jht1302arz.lbr"
    },
    "distributor_links": {
      "lcsc": "C3021400"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T08:09:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC2",
        "type": "power_in",
        "description": "Primary power-supply pin in the dual-supply configuration; the device runs from the larger of VCC1 or VCC2, and VCC2 powers the device when it is greater than VCC1 + 0.2V."
      },
      {
        "number": "2",
        "name": "X1",
        "type": "passive",
        "description": "Connection for a standard 32.768kHz quartz crystal specified at 6pF load capacitance, or the input for an external 32.768kHz oscillator signal."
      },
      {
        "number": "3",
        "name": "X2",
        "type": "passive",
        "description": "Second connection for the 32.768kHz quartz crystal, which is left floating when X1 is driven by an external oscillator."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "5",
        "name": "CE",
        "type": "input",
        "description": "Chip-enable input that must be asserted high during any read or write, with an internal 40kΩ (typ) pulldown to ground."
      },
      {
        "number": "6",
        "name": "I/O",
        "type": "bidirectional",
        "description": "Bidirectional data pin of the 3-wire serial interface (input or push-pull output), with an internal 40kΩ (typ) pulldown to ground."
      },
      {
        "number": "7",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input that synchronizes data movement on the serial interface, with an internal 40kΩ (typ) pulldown to ground."
      },
      {
        "number": "8",
        "name": "VCC1",
        "type": "power_in",
        "description": "Low-power backup supply pin for single-supply, battery, or super-cap operation and trickle charging, UL recognized to guard against reverse charging current with lithium batteries."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Package mapping: page 1 ordering table lists JHT1302ARZ under 'SOP-8 R SUFFIX', so the SOP-8 pinout ; Datasheet pin descriptions are for a device compatible with the DS1302 family. The datasheet does no"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0682,
        "at": "2026-10-19T08:07:15"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589041879225159680",
        "pages": 13,
        "sha256": "db0de3935c4f62f2",
        "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": "jht1302arz.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": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "jht1302arz-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": "fcee081a1eac7da27e04216662919534bde110847c6c1f5dbb2f47072e0104bc",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}