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Ray Set visibility: public ec24dac 6d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "mc74hc589adtr2g",
  "title": "MC74HC589ADTR2G",
  "brief": "onsemi Shift Registers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "mc74hc589adtr2g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MC74HC589ADTR2G",
    "manufacturer": "onsemi",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Shift Registers",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/mc74hc589adtr2-d.pdf",
    "parts": {
      "symbol": "mc74hc589adtr2g.kicad_sym",
      "footprint": "mc74hc589adtr2g.kicad_mod",
      "model_3d": "mc74hc589adtr2g-hero.glb",
      "model_3d_plain": "mc74hc589adtr2g-etched.glb",
      "model_3d_step": "mc74hc589adtr2g-etched.step",
      "model_3d_step_plain": "mc74hc589adtr2g.step",
      "lbr": "mc74hc589adtr2g.lbr"
    },
    "distributor_links": {
      "lcsc": "C233472",
      "digikey": "MC74HC589ADTR2GOSTR-ND",
      "mouser": "863-MC74HC589ADTR2G"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T04:44:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "MC74HC589ADTR2GOSTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "863-MC74HC589ADTR2G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "B",
        "type": "input",
        "description": "Parallel data input B is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "2",
        "name": "C",
        "type": "input",
        "description": "Parallel data input C is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "3",
        "name": "D",
        "type": "input",
        "description": "Parallel data input D is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "4",
        "name": "E",
        "type": "input",
        "description": "Parallel data input E is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "5",
        "name": "F",
        "type": "input",
        "description": "Parallel data input F is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "6",
        "name": "G",
        "type": "input",
        "description": "Parallel data input G is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "7",
        "name": "H",
        "type": "input",
        "description": "Parallel data input H is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device (GND = pin 8); all voltages are referenced to this pin."
      },
      {
        "number": "9",
        "name": "QH",
        "type": "tri_state",
        "description": "Serial data output from the last shift-register stage; this 3-state output goes to high impedance when Output Enable is high."
      },
      {
        "number": "10",
        "name": "Output Enable",
        "type": "input",
        "description": "Active-low output enable: a low level enables QH, and a high level forces QH into the high-impedance state without affecting the latch or shift register."
      },
      {
        "number": "11",
        "name": "Shift Clock",
        "type": "input",
        "description": "Serial shift clock: a low-to-high transition shifts the serial input SA into the shift register and shifts stage H out to QH."
      },
      {
        "number": "12",
        "name": "Latch Clock",
        "type": "input",
        "description": "Data latch clock: a low-to-high transition loads the parallel data on inputs A-H into the data latch."
      },
      {
        "number": "13",
        "name": "Serial Shift/Parallel Load",
        "type": "input",
        "description": "Shift register mode control: a high level allows serial shifting, while a low level loads parallel data from the data latch into the shift register."
      },
      {
        "number": "14",
        "name": "SA",
        "type": "input",
        "description": "Serial data input that is shifted into the shift register on the rising edge of Shift Clock when Serial Shift/Parallel Load is high and ignored when it is low."
      },
      {
        "number": "15",
        "name": "A",
        "type": "input",
        "description": "Parallel data input A is stored in the data latch on the rising edge of Latch Clock."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply pin (VCC = pin 16); the recommended DC supply range is 2.0 V to 6.0 V referenced to GND."
      }
    ],
    "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: The PIN ASSIGNMENT diagram on page 1 is garbled in the extracted text, so pin numbers were taken fro; The VCC supply range (2.0 V to 6.0 V) is stated on page 2 in the recommended operating conditions, n"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0626,
        "at": "2026-10-18T04:38:50"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/mc74hc589adtr2-d.pdf",
        "pages": 12,
        "sha256": "ddab43d7484d270f",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "mc74hc589adtr2g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mc74hc589adtr2g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "e0c073617c8dc9975015d06eea66445ac687be06d57c43b72eb3df54fc1ff2bb",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "TSSOP-16",
      "Category": "Logic",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
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          "name": "Minimum High-Level Output Voltage, |Iout| <= 20 uA, VCC=6.0 V",
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