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{
  "schema_version": 1,
  "type": "component",
  "slug": "sn74abt2240apwr",
  "title": "SN74ABT2240APWR",
  "brief": "Texas Instruments Buffers, Drivers, Receivers, Transceivers, TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "logic",
    "sn74abt2240apwr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN74ABT2240APWR",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Logic",
    "subcategory": "Buffers, Drivers, Receivers, Transceivers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/sn74abt2240a.pdf",
    "parts": {
      "symbol": "sn74abt2240apwr.kicad_sym",
      "footprint": "sn74abt2240apwr.kicad_mod",
      "model_3d": "sn74abt2240apwr-hero.glb",
      "model_3d_plain": "sn74abt2240apwr-etched.glb",
      "model_3d_step": "sn74abt2240apwr-etched.step",
      "model_3d_step_plain": "sn74abt2240apwr.step",
      "lbr": "sn74abt2240apwr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2867482",
      "digikey": "296-3947-2-ND",
      "mouser": "595-SN74ABT2240APWR"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:47:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-3947-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-SN74ABT2240APWR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1OE",
        "type": "input",
        "description": "Active-low output enable for the first 4-bit driver; when high, outputs 1Y1 to 1Y4 are forced to the high-impedance state."
      },
      {
        "number": "2",
        "name": "1A1",
        "type": "input",
        "description": "Data input to driver channel 1; data passes inverted to output 1Y1 when 1OE is low."
      },
      {
        "number": "3",
        "name": "2Y4",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 2, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "4",
        "name": "1A2",
        "type": "input",
        "description": "Data input to driver channel 1; data passes inverted to output 1Y2 when 1OE is low."
      },
      {
        "number": "5",
        "name": "2Y3",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 2, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "6",
        "name": "1A3",
        "type": "input",
        "description": "Data input to driver channel 1; data passes inverted to output 1Y3 when 1OE is low."
      },
      {
        "number": "7",
        "name": "2Y2",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 2, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "8",
        "name": "1A4",
        "type": "input",
        "description": "Data input to driver channel 1; data passes inverted to output 1Y4 when 1OE is low."
      },
      {
        "number": "9",
        "name": "2Y1",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 2, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "11",
        "name": "2A1",
        "type": "input",
        "description": "Data input to driver channel 2; data passes inverted to output 2Y1 when 2OE is low."
      },
      {
        "number": "12",
        "name": "1Y4",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 1, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "13",
        "name": "2A2",
        "type": "input",
        "description": "Data input to driver channel 2; data passes inverted to output 2Y2 when 2OE is low."
      },
      {
        "number": "14",
        "name": "1Y3",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 1, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "15",
        "name": "2A3",
        "type": "input",
        "description": "Data input to driver channel 2; data passes inverted to output 2Y3 when 2OE is low."
      },
      {
        "number": "16",
        "name": "1Y2",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 1, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "17",
        "name": "2A4",
        "type": "input",
        "description": "Data input to driver channel 2; data passes inverted to output 2Y4 when 2OE is low."
      },
      {
        "number": "18",
        "name": "1Y1",
        "type": "tri_state",
        "description": "Inverting 3-state output of driver channel 1, designed to sink up to 12 mA and including a 25-Ω series resistor."
      },
      {
        "number": "19",
        "name": "2OE",
        "type": "input",
        "description": "Active-low output enable for the second 4-bit driver; when high, outputs 2Y1 to 2Y4 are forced to the high-impedance state."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, recommended operating range 4.5 V to 5.5 V; OE should be tied to VCC through a pullup resistor to hold outputs high-impedance during power up or down."
      }
    ],
    "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 pinout is a top-view graphic whose text extraction is scrambled. Pin numbers were reco; The datasheet does not give a per-pin function table. Output pin types (tri_state) and input pin typ",
          "1/20 pins cited to the wrong page (name found elsewhere): ['20:VCC@p4']"
        ],
        "pages_sent": 25,
        "cost_usd": 0.0855,
        "at": "2026-10-18T05:46:33"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/sn74abt2240a.pdf",
        "pages": 25,
        "sha256": "99b38c8657194fbb",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "sn74abt2240apwr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn74abt2240apwr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "80533445dbb9e48bb0b8c4e4cbcdebc7337c07605c8dc3a7261e25a35343757e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-20",
      "Category": "Logic",
      "Pins": "20"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "99b38c8657194fbb93ba6116ff36262c272992660b4b5512af0ab8a085896fa8",
      "rows": [
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage",
          "symbol": "VIH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage",
          "symbol": "VIL",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VI",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Maximum printed as VCC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output current",
          "symbol": "IOH",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": -32,
          "typ": null,
          "max": null,
          "conditions": "SN74ABT2240A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-level output current",
          "symbol": "IOL",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input transition rise or fall rate",
          "symbol": "Δt/Δv",
          "kind": "recommended_operating",
          "unit": "ns/V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "Outputs enabled",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "SN74ABT2240A",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "See Note 1",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage applied to any output in high or power-off state",
          "symbol": "VO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current into any output in low state",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input clamp current",
          "symbol": "IIK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -18,
          "conditions": "VI < 0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output clamp current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": -50,
          "conditions": "VO < 0",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Package thermal impedance, PW package",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 128,
          "max": null,
          "conditions": "PW package, per JESD 51",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input clamp voltage",
          "symbol": "VIK",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -1.2,
          "conditions": "VCC = 4.5 V, II = -18 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": null,
          "conditions": "VCC = 4.5 V, IOH = -3 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": null,
          "conditions": "VCC = 5 V, IOH = -3 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VCC = 4.5 V, IOH = -24 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "VCC = 4.5 V, IOL = 12 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VCC = 5.5 V, VI = VCC or GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Off-state output current, high-level voltage applied",
          "symbol": "IOZH",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VCC = 5.5 V, VO = 2.7 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Off-state output current, low-level voltage applied",
          "symbol": "IOZL",
          "kind": "electrical",
          "unit": "µA",
          "min": -10,
          "typ": null,
          "max": null,
          "conditions": "VCC = 5.5 V, VO = 0.5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power-off input/output current",
          "symbol": "Ioff",
          "kind": "electrical",
          "unit": "µA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "VCC = 0, VI or VO ≤ 4.5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output high leakage current",
          "symbol": "ICEX",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VCC = 5.5 V, VO = 5.5 V, outputs high",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit output current",
          "symbol": "IO",
          "kind": "electrical",
          "unit": "mA",
          "min": -50,
          "typ": -100,
          "max": -180,
          "conditions": "VCC = 5.5 V, VO = 2.5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current, outputs high",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 1,
          "max": 250,
          "conditions": "VCC = 5.5 V, IO = 0, VI = VCC or GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current, outputs low",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 24,
          "max": 30,
          "conditions": "VCC = 5.5 V, IO = 0, VI = VCC or GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current, outputs disabled",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.5,
          "max": 250,
          "conditions": "VCC = 5.5 V, IO = 0, VI = VCC or GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Increase in supply current per data input",
          "symbol": "ΔICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "VCC = 5.5 V, one input at 3.4 V, other inputs at VCC or GND, outputs enabled",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Increase in supply current per data input",
          "symbol": "ΔICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.05,
          "conditions": "VCC = 5.5 V, one input at 3.4 V, other inputs at VCC or GND, outputs disabled",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Increase in supply current per control input",
          "symbol": "ΔICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "VCC = 5.5 V, one input at 3.4 V, other inputs at VCC or GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay, A to Y, low-to-high",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": 1,
          "typ": 3,
          "max": 4.8,
          "conditions": "CL = 50 pF; typ at VCC = 5 V, TA = 25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay, A to Y, high-to-low",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": 2.1,
          "typ": 4.1,
          "max": 5.4,
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