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Ray Set visibility: public e532986 6h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74hc597dr",
  "title": "SN74HC597DR",
  "brief": "lingxingic Shift Registers, SOP-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",
    "sn74hc597dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN74HC597DR",
    "manufacturer": "lingxingic",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Shift Registers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603352564889243648",
    "parts": {
      "symbol": "sn74hc597dr.kicad_sym",
      "footprint": "sn74hc597dr.kicad_mod",
      "model_3d": "sn74hc597dr-hero.glb",
      "model_3d_plain": "sn74hc597dr-etched.glb",
      "model_3d_step": "sn74hc597dr-etched.step",
      "model_3d_step_plain": "sn74hc597dr.step",
      "lbr": "sn74hc597dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C24833619"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:32:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "D1",
        "type": "output",
        "description": "Parallel data output D1 of the 8-bit register, per the pin description table."
      },
      {
        "number": "2",
        "name": "D2",
        "type": "output",
        "description": "Parallel data output D2 of the 8-bit register, per the pin description table."
      },
      {
        "number": "3",
        "name": "D3",
        "type": "output",
        "description": "Parallel data output D3 of the 8-bit register, per the pin description table."
      },
      {
        "number": "4",
        "name": "D4",
        "type": "output",
        "description": "Parallel data output D4 of the 8-bit register, per the pin description table."
      },
      {
        "number": "5",
        "name": "D5",
        "type": "output",
        "description": "Parallel data output D5 of the 8-bit register, per the pin description table."
      },
      {
        "number": "6",
        "name": "D6",
        "type": "output",
        "description": "Parallel data output D6 of the 8-bit register, per the pin description table."
      },
      {
        "number": "7",
        "name": "D7",
        "type": "output",
        "description": "Parallel data output D7 of the 8-bit register, per the pin description table."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V) for the device; voltages are referenced to GND."
      },
      {
        "number": "9",
        "name": "Q",
        "type": "output",
        "description": "Serial data output of the shift register."
      },
      {
        "number": "10",
        "name": "MR",
        "type": "input",
        "description": "Asynchronous master reset input, active LOW; a LOW level clears the shift register."
      },
      {
        "number": "11",
        "name": "SHCP",
        "type": "input",
        "description": "Shift register clock input, edge-triggered on the LOW-to-HIGH transition."
      },
      {
        "number": "12",
        "name": "STCP",
        "type": "input",
        "description": "Storage register clock input, edge-triggered on the LOW-to-HIGH transition."
      },
      {
        "number": "13",
        "name": "PL",
        "type": "input",
        "description": "Parallel load input, active LOW; when LOW, data is loaded from the inputs to the shift register per the function table."
      },
      {
        "number": "14",
        "name": "DS",
        "type": "input",
        "description": "Serial data input to the first stage of the shift register (Q0 = DS on SHCP rising edge)."
      },
      {
        "number": "15",
        "name": "D0",
        "type": "input",
        "description": "Parallel data input D0, loaded through the input flip-flops on the STCP clock."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; the datasheet's recommended range is 2.0 V to 6.0 V for the HC type and 4.5 V to 5.5 V for the HCT type."
      }
    ],
    "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 configuration diagram on page 6 is an image and not present in the extracted text. Pin numbe; Package confirmed as SOP16: the ordering table on page 5 lists SN74HC597DR(LX) in SOP16 reel packing; The datasheet covers both SN74HC597 and SN74HCT597 variants. Pin assignments are the same for both, "
        ],
        "pages_sent": 23,
        "cost_usd": 0.0871,
        "at": "2026-10-18T13:30:10"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603352564889243648",
        "pages": 23,
        "sha256": "7361c76bd337f88f",
        "source_tier": "lcsc"
      },
      "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": "sn74hc597dr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74hc597dr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          9.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b93ab49ef4ee9d10d1ae8f9250bfd654e4b460e24398589797dfe0ccdb2866e2",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "lingxingic",
      "Package": "SOP-16",
      "Category": "Logic",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "7361c76bd337f88f2c93f6fda8a6e64d49f215d210e6eea7d8f8467f0dd4b5d5",
      "rows": [
        {
          "name": "supply voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "supply current",
          "symbol": "ICC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "ground current",
          "symbol": "IGND",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -50,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "input clamping current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VI < -0.5V or VI > VCC+0.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "output clamping current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VO < -0.5V or VO > VCC+0.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "output current",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "-0.5V < VO < VCC+0.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "soldering temperature",
          "symbol": "TL",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10s SOP/TSSOP",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "supply voltage (HC)",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": 5,
          "max": 6,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "input voltage",
          "symbol": "VI",
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          "unit": "V",
          "min": 0,
          "typ": null,
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          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "output voltage",
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          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
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          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "ambient temperature",
          "symbol": "Tamb",
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          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "HIGH-level input voltage",
          "symbol": "VIH",
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          "min": 1.5,
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          "conditions": "VCC 2.0V (Tamb -40 to +85 C)",
          "source_page": 9,
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        },
        {
          "name": "HIGH-level input voltage",
          "symbol": "VIH",
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          "min": 3.15,
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          "max": null,
          "conditions": "VCC 4.5V (Tamb -40 to +85 C)",
          "source_page": 9,
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        },
        {
          "name": "HIGH-level input voltage",
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          "conditions": "VCC 6.0V (Tamb -40 to +85 C)",
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        {
          "name": "LOW-level input voltage",
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          "conditions": "VCC 2.0V (Tamb -40 to +85 C)",
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        {
          "name": "LOW-level input voltage",
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          "name": "LOW-level input voltage",
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        {
          "name": "HIGH-level output voltage",
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        {
          "name": "HIGH-level output voltage",
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        {
          "name": "HIGH-level output voltage",
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        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
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          "min": 3.84,
          "typ": 4.32,
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          "conditions": "VCC 4.5V; IO=-4.0mA (Tamb -40 to +85 C)",
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        {
          "name": "HIGH-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
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          "min": 5.34,
          "typ": 5.81,
          "max": null,
          "conditions": "VCC 6.0V; IO=-5.2mA (Tamb -40 to +85 C)",
          "source_page": 9,
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        },
        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0,
          "max": 0.1,
          "conditions": "VCC 2.0V; IO=20uA (Tamb -40 to +85 C)",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.15,
          "max": 0.33,
          "conditions": "VCC 4.5V; IO=4.0mA (Tamb -40 to +85 C)",
          "source_page": 9,
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        },
        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.16,
          "max": 0.33,
          "conditions": "VCC 6.0V; IO=5.2mA (Tamb -40 to +85 C)",
          "source_page": 9,
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        },
        {
          "name": "input leakage current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "uA",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "VCC 6.0V; VI=VCC or GND (Tamb -40 to +85 C)",
          "source_page": 9,
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        },
        {
          "name": "supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "VCC 6.0V; VI=VCC or GND; IO=0A (Tamb -40 to +85 C)",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": null,
          "conditions": "VCC 2.0V (Tamb -40 to +125 C)",
          "source_page": 10,
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        {
          "name": "HIGH-level input voltage",
          "symbol": "VIH",
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          "min": 3.15,
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          "conditions": "VCC 4.5V (Tamb -40 to +125 C)",
          "source_page": 10,
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        {
          "name": "HIGH-level input voltage",
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          "conditions": "VCC 6.0V (Tamb -40 to +125 C)",
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          "name": "LOW-level input voltage",
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          "conditions": "VCC 2.0V (Tamb -40 to +125 C)",
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          "conditions": "VCC 4.5V (Tamb -40 to +125 C)",
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          "name": "LOW-level input voltage",
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          "conditions": "VCC 6.0V (Tamb -40 to +125 C)",
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        {
          "name": "HIGH-level output voltage",
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          "typ": null,
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          "conditions": "VCC 2.0V; IO=-20uA (Tamb -40 to +125 C)",
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          "name": "HIGH-level output voltage",
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        {
          "name": "HIGH-level output voltage",
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          "conditions": "VCC 6.0V; IO=-20uA (Tamb -40 to +125 C)",
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