SN74HCS264PWR

{
  "slug": "sn74hcs264pwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Shift Registers, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "logic",
    "sn74hcs264pwr",
    "factory-2.0.0",
    "extractor-text"
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    "sn74hcs264pwr.step",
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    "docs/sn74hcs264pwr-datasheet.pdf",
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  "component": {
    "mpn": "SN74HCS264PWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "Logic",
    "subcategory": "Shift Registers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74hcs264.pdf",
    "parts": {
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      "lbr": "sn74hcs264pwr.lbr"
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    "distributor_links": {
      "lcsc": "C2873218",
      "mouser": "595-SN74HCS264PWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T17:37:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": "595-SN74HCS264PWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "input",
        "description": "Serial input A, one of the AND-gated serial data inputs (A ● B) that is stored in the first register on the low-to-high CLK transition."
      },
      {
        "number": "2",
        "name": "B",
        "type": "input",
        "description": "Serial input B, one of the AND-gated serial data inputs (A ● B) that is stored in the first register on the low-to-high CLK transition."
      },
      {
        "number": "3",
        "name": "QA",
        "type": "output",
        "description": "Parallel output A, the inverted output of the data stored in register A."
      },
      {
        "number": "4",
        "name": "QB",
        "type": "output",
        "description": "Parallel output B, the inverted output of the data stored in register B."
      },
      {
        "number": "5",
        "name": "QC",
        "type": "output",
        "description": "Parallel output C, the inverted output of the data stored in register C."
      },
      {
        "number": "6",
        "name": "QD",
        "type": "output",
        "description": "Parallel output D, the inverted output of the data stored in register D."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "8",
        "name": "CLK",
        "type": "input",
        "description": "Clock input, rising edge triggered; Schmitt-trigger input with clocking on the low-to-high-level transition of CLK."
      },
      {
        "number": "9",
        "name": "CLR",
        "type": "input",
        "description": "Active-low asynchronous clear input."
      },
      {
        "number": "10",
        "name": "QE",
        "type": "output",
        "description": "Parallel output E, the inverted output of the data stored in register E."
      },
      {
        "number": "11",
        "name": "QF",
        "type": "output",
        "description": "Parallel output F, the inverted output of the data stored in register F."
      },
      {
        "number": "12",
        "name": "QG",
        "type": "output",
        "description": "Parallel output G, the inverted output of the data stored in register G."
      },
      {
        "number": "13",
        "name": "QH",
        "type": "output",
        "description": "Parallel output H, the inverted output of the data stored in register H."
      },
      {
        "number": "14",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; recommended operating supply voltage range is 2 V to 6 V."
      }
    ],
    "provenance": {
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        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": null,
        "consensus": "skipped (clean text read)",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 7,
        "cost_usd": 0.0012,
        "at": "2026-10-17T17:34:10"
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      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74hcs264.pdf",
        "pages": 27,
        "sha256": "ca9efb6839517587",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
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}