TCAN1042HVDRQ1

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  "slug": "tcan1042hvdrq1",
  "title": "TCAN1042HVDRQ1",
  "brief": "Texas Instruments CAN Controllers, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "TCAN1042HVDRQ1",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "CAN Controllers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/tcan1042hvdrq1.pdf",
    "parts": {
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      "lbr": "tcan1042hvdrq1.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "CAN transmit data input from the local protocol controller. LOW drives a dominant bus state, HIGH allows a recessive bus state. Referenced to V_IO logic levels (0.7*V_IO High / 0.3*V_IO Low). Includes a driver dominant time-out that recovers the bus if TXD is stuck low."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the transceiver. All voltages in the datasheet are referenced to this terminal."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Transceiver 5 V supply voltage. Recommended operating range 4.5 V to 5.5 V. Supplies the CAN bus driver and internal analog circuitry; requires local bypass capacitance."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "CAN receive data output to the local protocol controller. LOW indicates a dominant bus state, HIGH indicates a recessive bus state. Output high level is referenced to V_IO on 'V' suffix devices. Drive capability ±2 mA (absolute max ±8 mA)."
      },
      {
        "number": "5",
        "name": "VIO",
        "type": "power_in",
        "description": "I/O level-shifting supply voltage (3 V to 5.5 V) used to match the logic-side supply of the host MCU. Sets the TXD/STB input thresholds and the RXD output high level. Required only on 'V' suffix devices; supports undervoltage-protected mode (UV_VIO ≈ 1.3-2.75 V)."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "Low-side CAN bus I/O line. Differential bus terminal paired with CANH. Fault-protected to ±70 V on the 'H' variants, common-mode input range ±30 V. Tolerates up to ±70 V differential (V_DIFF)."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "High-side CAN bus I/O line. Differential bus terminal paired with CANL. Fault-protected to ±70 V on the 'H' variants, common-mode input range ±30 V."
      },
      {
        "number": "8",
        "name": "STB",
        "type": "input",
        "description": "Standby mode control input (active high). Drive LOW for normal operation; drive HIGH to enter low-power standby with remote wake-up (WUP) monitoring. Referenced to V_IO logic levels on 'V' suffix devices."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/tcan1042hvdrq1.pdf",
        "pages": 43,
        "sha256": "b419d90f0d678231",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Interface",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "TCAN1042HVDRQ1D",
      "kind": "packaging"
    },
    {
      "mpn": "TCAN1042HVDRQ1",
      "kind": "packaging"
    },
    {
      "mpn": "TCAN1042HVDRQ1DRB",
      "kind": "packaging"
    }
  ],
  "sections": [
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  "discovery_pitch": "TCAN1042HVDRQ1 (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "updated_at": "2026-09-25T09:28:07.905Z"
}