TCAN1044VDDFR

{
  "schema_version": 1,
  "type": "component",
  "slug": "tcan1044vddfr",
  "title": "TCAN1044VDDFR",
  "brief": "Texas Instruments CAN ICs, TSOT-23-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "comm-uart",
    "tcan1044vddfr"
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  "component": {
    "mpn": "TCAN1044VDDFR",
    "manufacturer": "Texas Instruments",
    "package": "TSOT-23-8",
    "pin_count": 8,
    "category": "Comm/UART",
    "subcategory": "CAN ICs",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2303020106_Texas-Instruments-TCAN1044VDDFR_C1855774.pdf",
    "parts": {
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      "lbr": "tcan1044vddfr.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "CAN transmit data input from the CAN controller. Integrated pull-up to VIO forces a recessive bus state if the pin is left floating. Referenced to VIO logic levels."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference for both VCC and VIO supplies."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "5 V bus-side supply voltage (4.5 V to 5.5 V recommended). Powers the CAN bus driver stage."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "CAN receive data output to the CAN controller. Tri-states when device is powered off. Output levels referenced to VIO; IOH = -2 mA, IOL = 2 mA."
      },
      {
        "number": "5",
        "name": "VIO",
        "type": "power_in",
        "description": "IO supply voltage for internal level shifter, supporting 1.7 V to 5.5 V logic (1.8 V, 2.5 V, 3.3 V, or 5 V systems). Sets logic thresholds for TXD, RXD, and STB."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "Low-level CAN bus input/output line. Bus fault protected to ±58 V and ISO 7637 pulse tolerant. Connects to the CAN twisted-pair bus."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "High-level CAN bus input/output line. Bus fault protected to ±58 V and ISO 7637 pulse tolerant. Connects to the CAN twisted-pair bus."
      },
      {
        "number": "8",
        "name": "STB",
        "type": "input",
        "description": "Standby mode control input. Logic high places the device in low-power standby with wake-up detection; logic low selects normal mode. Integrated pull-up defaults the pin to standby when floating. Referenced to VIO."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2303020106_Texas-Instruments-TCAN1044VDDFR_C1855774.pdf",
        "pages": 34,
        "sha256": "df71baaa38b56f4c",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b9dc5b435d49868df7491668d5322debfe5d699dbb41c2ad93a41518ec9b5007",
        "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": "TSOT-23-8",
      "Category": "Comm/UART",
      "Pins": "8"
    }
  },
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "TCAN1044VDDFR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
  },
  "files": [
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  "variants": [
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      "mpn": "TCAN1044VDDFR",
      "kind": "packaging"
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  "updated_at": "2026-09-25T09:29:16.415Z"
}