SN74LVC841APWR

{
  "slug": "sn74lvc841apwr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Latches, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "logic",
    "sn74lvc841apwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sn74lvc841apwr.kicad_sym",
    "sn74lvc841apwr.kicad_mod",
    "sn74lvc841apwr.glb",
    "sn74lvc841apwr.step",
    "sn74lvc841apwr.lbr",
    "docs/hero.png",
    "docs/sn74lvc841apwr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sn74lvc841apwr-hero.glb",
    "sn74lvc841apwr-hero.overlay.json"
  ],
  "component": {
    "mpn": "SN74LVC841APWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-24",
    "pin_count": 24,
    "category": "Logic",
    "subcategory": "Latches",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74lvc841a.pdf",
    "parts": {
      "symbol": "sn74lvc841apwr.kicad_sym",
      "footprint": "sn74lvc841apwr.kicad_mod",
      "model_3d": "sn74lvc841apwr-hero.glb",
      "model_3d_plain": "sn74lvc841apwr.glb",
      "model_3d_step": "sn74lvc841apwr-etched.step",
      "model_3d_step_plain": "sn74lvc841apwr.step",
      "lbr": "sn74lvc841apwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2869177",
      "digikey": "296-8553-2-ND",
      "mouser": "595-SN74LVC841APWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:49:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-8553-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-SN74LVC841APWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OE",
        "type": "input",
        "description": "Buffered active-low output enable; when high it places all ten outputs in the high-impedance state, and it should be tied to VCC through a pullup resistor to keep the outputs high-Z during power up and power down."
      },
      {
        "number": "2",
        "name": "1D",
        "type": "input",
        "description": "Noninverting data input to latch 1, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "3",
        "name": "2D",
        "type": "input",
        "description": "Noninverting data input to latch 2, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "4",
        "name": "3D",
        "type": "input",
        "description": "Noninverting data input to latch 3, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "5",
        "name": "4D",
        "type": "input",
        "description": "Noninverting data input to latch 4, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "6",
        "name": "5D",
        "type": "input",
        "description": "Noninverting data input to latch 5, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "7",
        "name": "6D",
        "type": "input",
        "description": "Noninverting data input to latch 6, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "8",
        "name": "7D",
        "type": "input",
        "description": "Noninverting data input to latch 7, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "9",
        "name": "8D",
        "type": "input",
        "description": "Noninverting data input to latch 8, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "10",
        "name": "9D",
        "type": "input",
        "description": "Noninverting data input to latch 9, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "11",
        "name": "10D",
        "type": "input",
        "description": "Noninverting data input to latch 10, accepting up to 5.5 V so it can be driven from 3.3 V or 5 V devices."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "13",
        "name": "LE",
        "type": "input",
        "description": "Latch enable: when high the latches are transparent so Q follows D; when low the latches hold the last data (LE falling edge sets the setup and hold timing references)."
      },
      {
        "number": "14",
        "name": "10Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 10, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "15",
        "name": "9Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 9, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "16",
        "name": "8Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 8, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "17",
        "name": "7Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 7, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "18",
        "name": "6Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 6, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "19",
        "name": "5Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 5, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "20",
        "name": "4Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 4, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "21",
        "name": "3Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 3, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "22",
        "name": "2Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 2, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "23",
        "name": "1Q",
        "type": "tri_state",
        "description": "Noninverting 3-state output of latch 1, rated IOH -24 mA and IOL 24 mA at VCC = 3 V, and high-impedance when OE is high."
      },
      {
        "number": "24",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, 1.65 V to 3.6 V operating (data retention down to 1.5 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 gives the TSSOP top view as a list of names without an explicit pin-by-pin table. Pin ; The datasheet does not give a pinout separately for the SN74LVC841APWR variant. The PW (TSSOP-24) pi"
        ],
        "pages_sent": 18,
        "cost_usd": 0.0787,
        "at": "2026-10-08T16:48:39"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74lvc841a.pdf",
        "pages": 18,
        "sha256": "65bbaf5fefc827e4",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 24,
        "described": 24,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "sn74lvc841apwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
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          0.97
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "706322f42d9793ebf28d5b80100a68bfa8769998a00b78acadf7af937fc1454f",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74lvc841apwr-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0f96a2c68e5f3e9fc6fbdb9994b83661c132ecc9a74de42885f7dea374d0255b",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}