TJA1044VTK

{
  "schema_version": 1,
  "type": "component",
  "slug": "tja1044vtk",
  "title": "TJA1044VTK",
  "brief": "NXP Semicon CAN ICs, HVSON-8-EP(3x3). 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",
    "interface ics",
    "tja1044vtk",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TJA1044VTK",
    "manufacturer": "NXP Semicon",
    "package": "HVSON-8-EP(3x3)",
    "pin_count": 9,
    "category": "Interface ICs",
    "subcategory": "CAN ICs",
    "datasheet": "https://www.nxp.com/docs/en/data-sheet/TJA1044V.pdf",
    "parts": {
      "symbol": "tja1044vtk.kicad_sym",
      "footprint": "tja1044vtk.kicad_mod",
      "model_3d": "tja1044vtk-hero.glb",
      "model_3d_plain": "tja1044vtk-etched.glb",
      "model_3d_step": "tja1044vtk-etched.step",
      "model_3d_step_plain": "tja1044vtk.step",
      "lbr": "tja1044vtk.lbr"
    },
    "distributor_links": {
      "lcsc": "C2671512"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T18:48:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmit data digital input; a LOW level drives the CAN bus dominant in Normal mode and a HIGH level gives recessive."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground supply; the GND pin must be soldered to board ground, and the exposed center pad is also recommended to be soldered to board ground."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage pin; in this non-VIO variant the Standby low-power receiver is supplied from VCC."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "Receive data digital output that reads out data from the bus lines; in Standby it follows the bus after a wake-up request is detected."
      },
      {
        "number": "5",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected in the TJA1044VTK (non-VIO variant); the pin has no internal function and is left unconnected."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "LOW-level CAN bus line (analog input/output) connected to the CAN bus."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "HIGH-level CAN bus line (analog input/output) connected to the CAN bus."
      },
      {
        "number": "8",
        "name": "STB",
        "type": "input",
        "description": "Standby mode control digital input; a HIGH level selects Standby mode and a LOW level selects Normal mode."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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: Pin 5 is n.c. for TJA1044VT(K) and TJA1044ET(K); it is VIO only for TJA1044VT(K)/3 and TJA1044DT(K).; The datasheet specifies an exposed center pad connected to die ground (footnote 2 of Table 3) but do; The datasheet classifies CANH and CANL as AIO (analog input/output), which has no direct KiCad ERC c",
          "exposed pad 9 added from the footprint"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0389,
        "at": "2026-10-30T18:48:31"
      },
      "datasheet": {
        "url": "https://www.nxp.com/docs/en/data-sheet/TJA1044V.pdf",
        "pages": 28,
        "sha256": "147efda27c7a0b49",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tja1044vtk.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.02,
          3,
          0.9
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "977d849bd930ebbe8a68aed5c96089289f20a3266ab303f8ccfbbfbe8f5005ef",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tja1044vtk-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.02,
          3,
          0.9
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "992dffbe6a58948467e603e3c6fcf64b70a4572dd7e9af95f7c94bb2315179ec",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT782-1 (HVSON8)",
      "source_page": 19,
      "D": {
        "nom_mm": 3,
        "range_mm": [
          2.9,
          3.1
        ]
      },
      "E1": {
        "nom_mm": 3,
        "range_mm": [
          2.9,
          3.1
        ]
      },
      "e": {
        "nom_mm": 0.65,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 0.85,
        "range_mm": [
          0.8,
          1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "tja1044vtk.step",
        "verdict": "PASS",
        "reasons": [
          "height within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "NXP Semicon",
      "Package": "HVSON-8-EP(3x3)",
      "Category": "Interface ICs",
      "Pins": "9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "147efda27c7a0b49084517ab935556c97bffd4fbab81b77e6846f5e2513b2f07",
      "rows": [
        {
          "name": "VCC supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "voltage on pin x (on pins CANH, CANL)",
          "symbol": "Vx",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -42,
          "typ": null,
          "max": 42,
          "conditions": "on pins CANH, CANL",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "voltage on pin x (on pin VCC, VIO)",
          "symbol": "Vx",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "on pin VCC, VIO",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "voltage on pin x (on any other pin)",
          "symbol": "Vx",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "on any other pin; upper limit printed as VIO + 0.3 (VCC + 0.3 in non-VIO variants)",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "voltage between pin CANH and pin CANL",
          "symbol": "V(CANH-CANL)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -27,
          "typ": null,
          "max": 27,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "transient voltage pulse 1",
          "symbol": "Vtrt",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -100,
          "typ": null,
          "max": null,
          "conditions": "on pins CANH and CANL; pulse 1",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "transient voltage pulse 2a",
          "symbol": "Vtrt",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "on pins CANH and CANL; pulse 2a",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "transient voltage pulse 3a",
          "symbol": "Vtrt",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -150,
          "typ": null,
          "max": null,
          "conditions": "on pins CANH and CANL; pulse 3a",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "electrostatic discharge voltage (IEC 61000-4-2)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "IEC 61000-4-2 (150 pF, 330 Ω discharge circuit) on pins CANH and CANL",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "electrostatic discharge voltage (SAE J2962-2 powered air discharge)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -15,
          "typ": null,
          "max": 15,
          "conditions": "SAE J2962-2:2019 (330 pF, 2kΩ) on pins CANH, CANL; powered air discharge",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "electrostatic discharge voltage (HBM, any pin)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -4,
          "typ": null,
          "max": 4,
          "conditions": "Human Body Model (HBM) on any pin",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "electrostatic discharge voltage (HBM, pins CANH and CANL)",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -8,
          "typ": null,
          "max": 8,
          "conditions": "Human Body Model (HBM) on pins CANH and CANL",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "virtual junction temperature",
          "symbol": "Tvj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "standby undervoltage detection voltage on pin VCC",
          "symbol": "Vuvd(stb)(VCC)",
          "kind": "electrical",
          "unit": "V",
          "min": 3.5,
          "typ": 4,
          "max": 4.3,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "switch-off undervoltage detection voltage on pin VCC",
          "symbol": "Vuvd(swoff)(VCC)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.3,
          "typ": 2.4,
          "max": 3.4,
          "conditions": "TJA1044VT, TJA1044VTK",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "supply current in Standby mode",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 10,
          "max": 15,
          "conditions": "TJA1044VT, TJA1044VTK; VTXD = VCC",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "supply current in Normal mode, bus recessive",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": 2,
          "typ": 5,
          "max": 10,
          "conditions": "recessive; VTXD = VIO",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "supply current in Normal mode, bus dominant",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": 20,
          "typ": 45,
          "max": 60,
          "conditions": "dominant; VTXD = 0 V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "supply current, dominant with short circuit on bus lines",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": 2,
          "typ": 80,
          "max": 110,
          "conditions": "dominant; VTXD = 0 V; short circuit on bus lines; -3 V < (VCANH = VCANL) < +18 V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level input voltage, pin STB",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "TJA1044VT, TJA1044VTK; max printed as VCC + 0.3",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "LOW-level input voltage, pin STB",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.8,
          "conditions": "TJA1044VT, TJA1044VTK",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "LOW-level input current, pin STB",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "μA",
          "min": -15,
          "typ": null,
          "max": -1,
          "conditions": "VSTB = 0 V",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level input voltage, pin TXD",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "TJA1044VT, TJA1044VTK; max printed as VCC + 0.3",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "LOW-level input voltage, pin TXD",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.8,
          "conditions": "TJA1044VT, TJA1044VTK",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "LOW-level input current, pin TXD",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "μA",
          "min": -270,
          "typ": -150,
          "max": -65,
          "conditions": "VTXD = 0 V; variants without a VIO pin",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "input capacitance",
          "symbol": "Ci",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 5,
          "max": 10,
          "conditions": "",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "HIGH-level output current, pin RXD",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "mA",
          "min": -9,
          "typ": -3,
          "max": -1,
          "conditions": "VRXD = VIO - 0.4 V",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "LOW-level output current, pin RXD",
          "symbol": "IOL",
          "kind": "electrical",
          "unit": "mA",
          "min": 1,
          "typ": null,
          "max": 12,
          "conditions": "VRXD = 0.4 V; bus dominant",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "dominant output voltage, pin CANH",
          "symbol": "VO(dom)",
          "kind": "electrical",
          "unit": "V",
          "min": 2.75,
          "typ": 3.5,
          "max": 4.5,
          "conditions": "VTXD = 0 V; t < tto(dom)TXD; pin CANH; RL = 50 Ω to 65 Ω",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "dominant output voltage, pin CANL",
          "symbol": "VO(dom)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": 1.5,
          "max": 2.25,
          "conditions": "VTXD = 0 V; t < tto(dom)TXD; pin CANL; RL = 50 Ω to 65 Ω",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "transmitter dominant voltage symmetry",
          "symbol": "Vdom(TX)sym",
          "kind": "electrical",
          "unit": "mV",
          "min": -400,
          "typ": null,
          "max": 400,
          "conditions": "Vdom(TX)sym = VCC - VCANH - VCANL",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "differential output voltage, dominant",
          "symbol": "VO(dif)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 3,
          "conditions": "dominant; Normal mode; VTXD = 0 V; t < tto(dom)TXD; RL = 50 Ω to 65 Ω",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "differential output voltage, dominant",
          "symbol": "VO(dif)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": 3.3,
          "conditions": "dominant; Normal mode; VTXD = 0 V; t < tto(dom)TXD; RL = 45 Ω to 70 Ω",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "differential output voltage, dominant",
          "symbol": "VO(dif)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 5,
          "conditions": "dominant; Normal mode; VTXD = 0 V; t < tto(dom)TXD; RL = 2240 Ω",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "differential output voltage, recessive",
          "symbol": "VO(dif)",
          "kind": "electrical",
          "unit": "mV",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "Normal mode: VTXD = VIO; no load",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "recessive output voltage",
          "symbol": "VO(rec)",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 3,
          "conditions": "Normal mode; VTXD = VIO; no load",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "differential receiver threshold voltage, Normal mode",
          "symbol": "Vth(RX)dif",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": null,
          "max": 0.9,
          "conditions": "-12 V ≤ VCANL ≤ +12 V; -12 V ≤ VCANH ≤ +12 V; Normal mode",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "differential receiver threshold voltage, Standby mode",
          "symbol": "Vth(RX)dif",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": null,
          "max": 1.15,
          "conditions": "-12 V ≤ VCANL ≤ +12 V; -12 V ≤ VCANH ≤ +12 V; Standby mode",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "receiver recessive voltage, Normal mode",
          "symbol": "Vrec(RX)",
          "kind": "electrical",
          "unit": "V",
          "min": -4,
          "typ": null,
          "max": 0.5,
          "conditions": "-12 V ≤ VCANL ≤ +12 V; -12 V ≤ VCANH ≤ +12 V; Normal mode",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "receiver dominant voltage, Normal mode",
          "symbol": "Vdom(RX)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": null,
          "max": 9,
          "conditions": "-12 V ≤ VCANL ≤ +12 V; -12 V ≤ VCANH ≤ +12 V; Normal mode",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "receiver dominant voltage, Standby mode",
          "symbol": "Vdom(RX)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.15,
          "typ": null,
          "max": 9,
          "conditions": "-12 V ≤ VCANL ≤ +12 V; -12 V ≤ VCANH ≤ +12 V; Standby mode",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "differential receiver hysteresis voltage",
          "symbol": "Vhys(RX)dif",
          "kind": "electrical",
          "unit": "mV",
          "min": 50,
          "typ": null,
          "max": 300,
          "conditions": "-12 V ≤ VCANL ≤ +12 V; -12 V ≤ VCANH ≤ +12 V; Normal mode",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "leakage current",
          "symbol": "IL",
          "kind": "electrical",
          "unit": "μA",
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