TXS0104E

{
  "schema_version": 1,
  "type": "component",
  "slug": "txs0104e",
  "title": "TXS0104E",
  "brief": "TI 4-bit bidirectional voltage-level translator, SOIC-14. Auto-direction, 1.65-5.5 V, push-pull. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "level-translator",
    "level-shifter",
    "bidirectional",
    "soic-14",
    "texas-instruments"
  ],
  "component": {
    "mpn": "TXS0104E",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Interface",
    "subcategory": "Level translator",
    "datasheet": "https://www.ti.com/lit/ds/symlink/txs0104e.pdf",
    "parts": {
      "symbol": "txs0104e.kicad_sym",
      "footprint": "txs0104e.kicad_mod",
      "model_3d": "txs0104e-etched.glb",
      "model_3d_plain": "txs0104e.glb",
      "model_3d_step": "txs0104e-etched.step",
      "model_3d_step_plain": "txs0104e.step",
      "lbr": "txs0104e.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VCCA",
        "type": "power_in",
        "description": "A-port supply voltage. 1.65 V ≤ VCCA ≤ 3.6 V and VCCA ≤ VCCB. Sets the OE threshold and the A-side signal level."
      },
      {
        "number": "2",
        "name": "A1",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 1, A side. Referenced to VCCA. Auto-sensing direction, supports push-pull and open-drain."
      },
      {
        "number": "3",
        "name": "A2",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 2, A side. Referenced to VCCA."
      },
      {
        "number": "4",
        "name": "A3",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 3, A side. Referenced to VCCA."
      },
      {
        "number": "5",
        "name": "A4",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 4, A side. Referenced to VCCA."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. May be left floating or tied to GND."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference. Also the reference return for both supplies."
      },
      {
        "number": "8",
        "name": "OE",
        "type": "input",
        "description": "3-state output-mode enable, referenced to VCCA. High = translator active. Low = all outputs Hi-Z. For a defined Hi-Z state at power-up/down, tie OE to GND through a pull-down resistor."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "10",
        "name": "B4",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 4, B side. Referenced to VCCB."
      },
      {
        "number": "11",
        "name": "B3",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 3, B side. Referenced to VCCB."
      },
      {
        "number": "12",
        "name": "B2",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 2, B side. Referenced to VCCB."
      },
      {
        "number": "13",
        "name": "B1",
        "type": "bidirectional",
        "description": "Bidirectional I/O channel 1, B side. Referenced to VCCB."
      },
      {
        "number": "14",
        "name": "VCCB",
        "type": "power_in",
        "description": "B-port supply voltage. 2.3 V ≤ VCCB ≤ 5.5 V, and must be ≥ VCCA. Sets the B-side signal level."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/txs0104e.pdf",
        "pages": 51,
        "sha256": "8622dc5ff42a36e2",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "txs0104e.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "txs0104e-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fd71771b68977c34f09069356053408cba1b559ce6bce092e8203445167f69cf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Type": "Push-pull (edge-rate controlled)",
      "Channels": "4 (auto-direction)",
      "A side": "1.65-5.5 V",
      "B side": "1.65-5.5 V",
      "Output enable": "OE (three-state)",
      "Package": "SOIC-14"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "txs0104e",
    "4-bit level shifter",
    "bidirectional voltage translator",
    "auto direction level shifter"
  ],
  "discovery_pitch": "TI TXS0104E 4-bit bidirectional level translator (SOIC-14) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "txs0104e.kicad_sym",
    "txs0104e.kicad_mod",
    "txs0104e.glb",
    "txs0104e.step",
    "txs0104e.lbr",
    "docs/hero.png",
    "docs/txs0104e-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "txs0104e-etched.step"
  ],
  "variants": [
    {
      "mpn": "TXS0104EDR (SOIC-14)",
      "kind": "packaging"
    },
    {
      "mpn": "TXS0104EPWR (TSSOP-14)",
      "kind": "packaging"
    },
    {
      "mpn": "TXS0104ERGYR (VQFN-14)",
      "kind": "packaging"
    }
  ]
}