SN74HCS259PWR

{
  "slug": "sn74hcs259pwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Latches, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "sn74hcs259pwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn74hcs259pwr.kicad_sym",
    "sn74hcs259pwr.kicad_mod",
    "sn74hcs259pwr.glb",
    "sn74hcs259pwr.step",
    "sn74hcs259pwr.lbr",
    "docs/hero.png",
    "docs/sn74hcs259pwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn74hcs259pwr-hero.glb",
    "sn74hcs259pwr-hero.overlay.json",
    "sn74hcs259pwr-etched.glb"
  ],
  "component": {
    "mpn": "SN74HCS259PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Logic",
    "subcategory": "Latches",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74hcs259.pdf",
    "parts": {
      "symbol": "sn74hcs259pwr.kicad_sym",
      "footprint": "sn74hcs259pwr.kicad_mod",
      "model_3d": "sn74hcs259pwr-hero.glb",
      "model_3d_plain": "sn74hcs259pwr-etched.glb",
      "model_3d_step": "sn74hcs259pwr-etched.step",
      "model_3d_step_plain": "sn74hcs259pwr.step",
      "lbr": "sn74hcs259pwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2868024",
      "digikey": "296-SN74HCS259PWRTR-ND",
      "mouser": "595-SN74HCS259PWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:18:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-SN74HCS259PWRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN74HCS259PWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "S0",
        "type": "input",
        "description": "Address select 0 input, one of three address inputs that choose which of the eight addressable latches is selected."
      },
      {
        "number": "2",
        "name": "S1",
        "type": "input",
        "description": "Address select 1 input, one of three address inputs that choose which of the eight addressable latches is selected."
      },
      {
        "number": "3",
        "name": "S2",
        "type": "input",
        "description": "Address select 2 input, one of three address inputs that choose which of the eight addressable latches is selected."
      },
      {
        "number": "4",
        "name": "Q0",
        "type": "output",
        "description": "Output 0 of the addressable latch array, active-high."
      },
      {
        "number": "5",
        "name": "Q1",
        "type": "output",
        "description": "Output 1 of the addressable latch array, active-high."
      },
      {
        "number": "6",
        "name": "Q2",
        "type": "output",
        "description": "Output 2 of the addressable latch array, active-high."
      },
      {
        "number": "7",
        "name": "Q3",
        "type": "output",
        "description": "Output 3 of the addressable latch array, active-high."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "9",
        "name": "Q4",
        "type": "output",
        "description": "Output 4 of the addressable latch array, active-high."
      },
      {
        "number": "10",
        "name": "Q5",
        "type": "output",
        "description": "Output 5 of the addressable latch array, active-high."
      },
      {
        "number": "11",
        "name": "Q6",
        "type": "output",
        "description": "Output 6 of the addressable latch array, active-high."
      },
      {
        "number": "12",
        "name": "Q7",
        "type": "output",
        "description": "Output 7 of the addressable latch array, active-high."
      },
      {
        "number": "13",
        "name": "D",
        "type": "input",
        "description": "Data input written into the addressed latch."
      },
      {
        "number": "14",
        "name": "G",
        "type": "input",
        "description": "Enable input, active low."
      },
      {
        "number": "15",
        "name": "CLR",
        "type": "input",
        "description": "Clear input, active low, which clears the latches."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; the datasheet gives a recommended supply range of 2 V to 6 V (absolute maximum 7 V)."
      }
    ],
    "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 datasheet pin table lists CLR as type 'O' (output), but the function description says 'Clear inp; Pin numbers and names are taken from the 'Pin Functions' table for the D (SOIC) and PW (TSSOP) packa"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0342,
        "at": "2026-10-18T05:13:27"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74hcs259.pdf",
        "pages": 26,
        "sha256": "0b9e33d0c76b107f",
        "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": "sn74hcs259pwr.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74hcs259pwr-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": "d9de5e0d1ab58b40956ef2d62c18c65fb5b5da036679292ecb39f9ab3212c3b9",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}