SN74LV4052APWR

{
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  "type": "component",
  "slug": "sn74lv4052apwr",
  "title": "SN74LV4052APWR",
  "brief": "Texas Instruments Analog Switches, Multiplexers, TSSOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "sn74lv4052apwr"
  ],
  "component": {
    "mpn": "SN74LV4052APWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "Analog Switches, Multiplexers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74lv4052a.pdf",
    "parts": {
      "symbol": "sn74lv4052apwr.kicad_sym",
      "footprint": "sn74lv4052apwr.kicad_mod",
      "model_3d": "sn74lv4052apwr-etched.glb",
      "model_3d_plain": "sn74lv4052apwr.glb",
      "model_3d_step": "sn74lv4052apwr-etched.step",
      "model_3d_step_plain": "sn74lv4052apwr.step",
      "lbr": "sn74lv4052apwr.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "2Y0",
        "type": "bidirectional",
        "description": "Port 2 channel 0 analog switch terminal. Signal path to 2-COM when INH=L and select code B,A=00. Analog signal range 0 to VCC."
      },
      {
        "number": "2",
        "name": "2Y2",
        "type": "bidirectional",
        "description": "Port 2 channel 2 analog switch terminal. Signal path to 2-COM when INH=L and select code B,A=10. Analog signal range 0 to VCC."
      },
      {
        "number": "3",
        "name": "2-COM",
        "type": "bidirectional",
        "description": "Port 2 common (pole) terminal. Connects to one of 2Y0-2Y3 depending on the B,A select code when INH is low."
      },
      {
        "number": "4",
        "name": "2Y3",
        "type": "bidirectional",
        "description": "Port 2 channel 3 analog switch terminal. Signal path to 2-COM when INH=L and select code B,A=11."
      },
      {
        "number": "5",
        "name": "2Y1",
        "type": "bidirectional",
        "description": "Port 2 channel 1 analog switch terminal. Signal path to 2-COM when INH=L and select code B,A=01."
      },
      {
        "number": "6",
        "name": "INH",
        "type": "input",
        "description": "Inhibit (enable-bar) input. When INH=H all switches are OFF (high impedance); when INH=L the switch selected by B,A is enabled. Logic-level input referenced to VCC."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground. Also sets the lower rail of the analog switch signal range (VIO min = 0V, i.e. GND)."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground (second GND pin). Tie to the same ground plane as pin 7."
      },
      {
        "number": "9",
        "name": "B",
        "type": "input",
        "description": "Logic input selector B (MSB of the 2-bit channel-select code B,A). Together with A selects one of the four Y channels for each pole."
      },
      {
        "number": "10",
        "name": "A",
        "type": "input",
        "description": "Logic input selector A (LSB of the 2-bit channel-select code B,A). Together with B selects one of the four Y channels for each pole."
      },
      {
        "number": "11",
        "name": "1Y3",
        "type": "bidirectional",
        "description": "Port 1 channel 3 analog switch terminal. Signal path to 1-COM when INH=L and select code B,A=11."
      },
      {
        "number": "12",
        "name": "1Y0",
        "type": "bidirectional",
        "description": "Port 1 channel 0 analog switch terminal. Signal path to 1-COM when INH=L and select code B,A=00."
      },
      {
        "number": "13",
        "name": "1-COM",
        "type": "bidirectional",
        "description": "Port 1 common (pole) terminal. Connects to one of 1Y0-1Y3 depending on the B,A select code when INH is low."
      },
      {
        "number": "14",
        "name": "1Y1",
        "type": "bidirectional",
        "description": "Port 1 channel 1 analog switch terminal. Signal path to 1-COM when INH=L and select code B,A=01."
      },
      {
        "number": "15",
        "name": "1Y2",
        "type": "bidirectional",
        "description": "Port 1 channel 2 analog switch terminal. Signal path to 1-COM when INH=L and select code B,A=10."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Device power supply, 1.65V to 5.5V. Also sets the upper analog signal rail (VIO max = VCC). Bypass with 0.1 uF close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74lv4052a.pdf",
        "pages": 43,
        "sha256": "d6b3adfc74fd414e",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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    "logic": {
      "family_id": "74LV4052",
      "logic_family": "74LV",
      "function_code": "4052",
      "function_class": "Multiplexer",
      "function_name": "Dual 4-Channel Analog Mux/Demux",
      "manufacturer": "Texas Instruments",
      "is_specialty": false
    },
    "models_3d": [
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        "file": "sn74lv4052apwr.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-16",
      "Category": "Interface",
      "Pins": "16"
    }
  },
  "variants": [
    {
      "mpn": "SN74LV4052APWR",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LV4052APWRD",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LV4052APWRDR",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LV4052APWRRGY",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LV4052APWRRGYR",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LV4052APWRDYY",
      "kind": "packaging"
    },
    {
      "mpn": "SN74LV4052APWRDYYR",
      "kind": "packaging"
    }
  ],
  "sections": [
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    "info"
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  "discovery_triggers": [
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  "discovery_pitch": "SN74LV4052APWR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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    "sn74lv4052apwr.glb",
    "sn74lv4052apwr.step",
    "sn74lv4052apwr.lbr",
    "docs/hero.png",
    "docs/sn74lv4052apwr-datasheet.pdf",
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-25T07:24:36.497Z"
}