74HC595DMT

{
  "slug": "74hc595dmt",
  "version": "0.1.0",
  "type": "component",
  "description": "HGSEMI Shift Registers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "74hc595dmt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "74hc595dmt.kicad_sym",
    "74hc595dmt.kicad_mod",
    "74hc595dmt.glb",
    "74hc595dmt.step",
    "74hc595dmt.lbr",
    "docs/hero.png",
    "docs/74hc595dmt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "74hc595dmt-hero.glb",
    "74hc595dmt-hero.overlay.json",
    "74hc595dmt-etched.glb"
  ],
  "component": {
    "mpn": "74HC595DMT",
    "manufacturer": "HGSEMI",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Shift Registers",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e9f4039e34ebbce3669781fc4949b214.pdf",
    "parts": {
      "symbol": "74hc595dmt.kicad_sym",
      "footprint": "74hc595dmt.kicad_mod",
      "model_3d": "74hc595dmt-hero.glb",
      "model_3d_plain": "74hc595dmt-etched.glb",
      "model_3d_step": "74hc595dmt-etched.step",
      "model_3d_step_plain": "74hc595dmt.step",
      "lbr": "74hc595dmt.lbr"
    },
    "distributor_links": {
      "lcsc": "C5310887"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T14:52:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Q1",
        "type": "tri_state",
        "description": "Parallel data output 1 (3-state storage register output)."
      },
      {
        "number": "2",
        "name": "Q2",
        "type": "tri_state",
        "description": "Parallel data output 2 (3-state storage register output)."
      },
      {
        "number": "3",
        "name": "Q3",
        "type": "tri_state",
        "description": "Parallel data output 3 (3-state storage register output)."
      },
      {
        "number": "4",
        "name": "Q4",
        "type": "tri_state",
        "description": "Parallel data output 4 (3-state storage register output)."
      },
      {
        "number": "5",
        "name": "Q5",
        "type": "tri_state",
        "description": "Parallel data output 5 (3-state storage register output)."
      },
      {
        "number": "6",
        "name": "Q6",
        "type": "tri_state",
        "description": "Parallel data output 6 (3-state storage register output)."
      },
      {
        "number": "7",
        "name": "Q7",
        "type": "tri_state",
        "description": "Parallel data output 7 (3-state storage register output)."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0V)."
      },
      {
        "number": "9",
        "name": "Q7S",
        "type": "output",
        "description": "Serial data output for cascading; absolute maximum output current ±25 mA."
      },
      {
        "number": "10",
        "name": "MR",
        "type": "input",
        "description": "Master reset, active LOW; a LOW resets the shift register."
      },
      {
        "number": "11",
        "name": "SHCP",
        "type": "input",
        "description": "Shift register clock input; data shifts on LOW-to-HIGH transitions."
      },
      {
        "number": "12",
        "name": "STCP",
        "type": "input",
        "description": "Storage register clock input; shift register data transfers to storage register on LOW-to-HIGH transition."
      },
      {
        "number": "13",
        "name": "OE",
        "type": "input",
        "description": "Output enable input, active LOW; HIGH puts the Qn outputs in high-impedance OFF-state."
      },
      {
        "number": "14",
        "name": "DS",
        "type": "input",
        "description": "Serial data input."
      },
      {
        "number": "15",
        "name": "Q0",
        "type": "tri_state",
        "description": "Parallel data output 0 (3-state storage register output)."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, recommended operating range 2.0 V to 6.0 V (absolute maximum 7.0 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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin configuration figure is not present in the text; pin numbers and names come from the pin descrip; The ordering table lists 74HC595DMT/TR as the TSSOP-16 part, and the MPN given is 74HC595DMT. This i",
          "1/16 pins cited to the wrong page (name found elsewhere): ['13:OE@p5']"
        ],
        "pages_sent": 19,
        "cost_usd": 0.1119,
        "at": "2026-10-22T14:47:23"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e9f4039e34ebbce3669781fc4949b214.pdf",
        "pages": 19,
        "sha256": "4656a40eb7d36432",
        "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": "74hc595dmt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "74hc595dmt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5.0,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f24c390bf1f796d87d66d1eb6839f8f9e4d2bc552abd7327debc514bfe3f8e2e",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}