74LVC4245APW

{
  "schema_version": 1,
  "type": "component",
  "slug": "74lvc4245apw",
  "title": "74LVC4245APW",
  "brief": "Nexperia Translators, Level Shifters, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "logic",
    "74lvc4245apw",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "74LVC4245APW",
    "manufacturer": "Nexperia",
    "package": "TSSOP-24",
    "pin_count": 24,
    "category": "Logic",
    "subcategory": "Translators, Level Shifters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8579712098693406720",
    "parts": {
      "symbol": "74lvc4245apw.kicad_sym",
      "footprint": "74lvc4245apw.kicad_mod",
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      "model_3d_step": "74lvc4245apw-etched.step",
      "model_3d_step_plain": "74lvc4245apw.step",
      "lbr": "74lvc4245apw.lbr"
    },
    "distributor_links": {
      "lcsc": "C6091"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T20:35:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "VCC(A)",
        "type": "power_in",
        "description": "Supply voltage for the 5 V bus, 1.5 V to 5.5 V under recommended operating conditions, and must be at or above VCC(B) except in suspend mode."
      },
      {
        "number": "2",
        "name": "DIR",
        "type": "input",
        "description": "Direction control: LOW selects B-to-A transfer (Bn inputs, An outputs) and HIGH selects A-to-B transfer (An inputs, Bn outputs), per the functional table."
      },
      {
        "number": "3",
        "name": "A0",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "4",
        "name": "A1",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "5",
        "name": "A2",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "6",
        "name": "A3",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "7",
        "name": "A4",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "8",
        "name": "A5",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "9",
        "name": "A6",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "10",
        "name": "A7",
        "type": "bidirectional",
        "description": "Data input or output on the 5 V bus A side, 3-state when OE is HIGH, 5 V tolerant, and high-impedance when VCC(A) = 0 V."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V) reference for the device."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V) reference for the device."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Ground (0 V) reference for the device."
      },
      {
        "number": "14",
        "name": "B7",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "15",
        "name": "B6",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "16",
        "name": "B5",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "17",
        "name": "B4",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "18",
        "name": "B3",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "19",
        "name": "B2",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "20",
        "name": "B1",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "21",
        "name": "B0",
        "type": "bidirectional",
        "description": "Data input or output on the 3 V bus B side, which goes to the high-impedance OFF-state when OE is HIGH."
      },
      {
        "number": "22",
        "name": "OE",
        "type": "input",
        "description": "Active-LOW output enable; a HIGH level puts the A and B outputs into the high-impedance OFF-state, isolating the buses."
      },
      {
        "number": "23",
        "name": "VCC(B)",
        "type": "power_in",
        "description": "Supply voltage for the 3 V bus, 1.5 V to 3.6 V under recommended operating conditions, and must not exceed VCC(A) except in suspend mode."
      },
      {
        "number": "24",
        "name": "VCC(B)",
        "type": "power_in",
        "description": "Supply voltage for the 3 V bus, 1.5 V to 3.6 V under recommended operating conditions, and must not exceed VCC(A) except in suspend mode."
      }
    ],
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      "extractor": "extract_pins 0.3",
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        "primary_model": "claude-haiku-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: DIR direction mapping was read from the layout of the functional table (Table 3), where the An/Bn co"
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        "at": "2026-10-17T20:33:11"
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        "described": 24,
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        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "Nexperia",
      "Package": "TSSOP-24",
      "Category": "Logic",
      "Pins": "24"
    },
    "characteristics": {
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          "name": "Supply voltage A (VCC(A)), recommended",
          "symbol": "VCC(A)",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 5.5,
          "conditions": "VCC(A) ≥ VCC(B); see Fig. 3 for maximum speed performance",
          "source_page": 5,
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        {
          "name": "Supply voltage B (VCC(B)), recommended",
          "symbol": "VCC(B)",
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          "unit": "V",
          "min": 1.5,
          "typ": null,
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          "conditions": "VCC(A) ≥ VCC(B); see Fig. 3 for low-voltage applications",
          "source_page": 5,
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          "name": "Input voltage for control inputs, recommended",
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          "name": "Output voltage, output 3-state, recommended",
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        {
          "name": "Ambient temperature, recommended",
          "symbol": "Tamb",
          "kind": "recommended_operating",
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          "min": -40,
          "typ": null,
          "max": 125,
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        {
          "name": "Input transition rise and fall rate",
          "symbol": "Δt/ΔV",
          "kind": "recommended_operating",
          "unit": "ns/V",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "VCC(B) = 2.7 V to 3.0 V",
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        {
          "name": "Input transition rise and fall rate",
          "symbol": "Δt/ΔV",
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          "max": 10,
          "conditions": "VCC(B) = 3.0 V to 3.6 V",
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          "name": "Supply voltage A, absolute maximum",
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          "typ": null,
          "max": 6.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Supply voltage B, absolute maximum",
          "symbol": "VCC(B)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 4.6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Input voltage, absolute maximum",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 6.5,
          "conditions": "[1] may be exceeded if input and output current ratings are observed",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output voltage, output HIGH or LOW state, absolute maximum (max printed as VCC + 0.5)",
          "symbol": "VO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "output HIGH or LOW state [1]",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Output voltage, output 3-state, absolute maximum",
          "symbol": "VO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 6.5,
          "conditions": "output 3-state [1]",
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          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VO = 0 V to VCCO [2]",
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        {
          "name": "Supply current, absolute maximum",
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          "kind": "absolute_maximum",
          "unit": "mA",
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        {
          "name": "Total power dissipation, absolute maximum",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Tamb = -40 °C to +125 °C [3]",
          "source_page": 4,
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        {
          "name": "HIGH-level input voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
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          "conditions": "VCC(B) = 2.7 V to 3.6 V",
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        {
          "name": "LOW-level input voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
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          "conditions": "VCC(B) = 2.7 V to 3.6 V",
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        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "VCC(B) = 2.7 V to 3.6 V; IO = 100 μA",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.6,
          "conditions": "VCC(B) = 2.7 V; IO = 12 mA",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "LOW-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.8,
          "conditions": "VCC(B) = 3.0 V; IO = 24 mA",
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        {
          "name": "Input leakage current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "μA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VI = 5.5 V or GND",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "OFF-state output current",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "μA",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "VI = VIH or VIL; VCC(B) = 3.6 V; VO = VCC(B) or GND",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "VCC(B) = 3.6 V; other inputs at VCC(B) or GND; IO = 0 A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Additional supply current",
          "symbol": "ΔICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 5000,
          "conditions": "VCC(B) = 2.7 V to 3.6 V; VI = VCC(B) - 0.6 V; other inputs at VCC(B) or GND",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "HIGH to LOW propagation delay tPHL",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 3.6,
          "max": 8,
          "conditions": "An to Bn; see Fig. 4; VCC(B) = 2.7 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "HIGH to LOW propagation delay tPHL",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 3.3,
          "max": 8,
          "conditions": "An to Bn; see Fig. 4; VCC(B) = 3.0 V to 3.6 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "HIGH to LOW propagation delay tPHL",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 3.4,
          "max": 8,
          "conditions": "Bn to An; see Fig. 4; VCC(B) = 2.7 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "LOW to HIGH propagation delay tPLH",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 3.3,
          "max": 8.5,
          "conditions": "An to Bn; see Fig. 4; VCC(B) = 2.7 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "LOW to HIGH propagation delay tPLH",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 2.8,
          "max": 8.5,
          "conditions": "An to Bn; see Fig. 4; VCC(B) = 3.0 V to 3.6 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "LOW to HIGH propagation delay tPLH",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 3,
          "max": 6.5,
          "conditions": "Bn to An; see Fig. 4; VCC(B) = 2.7 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "OFF-state to LOW propagation delay tPZL",
          "symbol": "tPZL",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 4.5,
          "max": 11.5,
          "conditions": "OE to An; see Fig. 5; VCC(B) = 2.7 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "OFF-state to LOW propagation delay tPZL",
          "symbol": "tPZL",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 4.4,
          "max": 11,
          "conditions": "OE to Bn; see Fig. 5; VCC(B) = 2.7 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "OFF-state to LOW propagation delay tPZL",
          "symbol": "tPZL",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 3.8,
          "max": 10.5,
          "conditions": "OE to Bn; see Fig. 5; VCC(B) = 3.0 V to 3.6 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "OFF-state to HIGH propagation delay tPZH",
          "symbol": "tPZH",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 4.5,
          "max": 10.5,
          "conditions": "OE to An; see Fig. 5; VCC(B) = 2.7 V; VCC(A) = 4.5 V to 5.5 V; tr = tf ≤ 2.5 ns",
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