HMT1040T

{
  "schema_version": 1,
  "type": "component",
  "slug": "hmt1040t",
  "title": "HMT1040T",
  "brief": "GATEMODE CAN ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "comm-uart",
    "hmt1040t"
  ],
  "component": {
    "mpn": "HMT1040T",
    "manufacturer": "GATEMODE",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Comm/UART",
    "subcategory": "CAN ICs",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2402021513_GATEMODE-HMT1040T_C20415565.pdf",
    "parts": {
      "symbol": "hmt1040t.kicad_sym",
      "footprint": "hmt1040t.kicad_mod",
      "model_3d": "hmt1040t-etched.glb",
      "model_3d_plain": "hmt1040t.glb",
      "model_3d_step": "hmt1040t-etched.step",
      "model_3d_step_plain": "hmt1040t.step",
      "lbr": "hmt1040t.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmit data input from the CAN protocol controller. TXD high drives the bus recessive; TXD low drives the bus dominant."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device. All non-differential voltages are referenced to this pin."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input, recommended 4.5 V to 5.5 V (absolute max 7 V). Powers the transceiver core and CAN bus driver."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "Receive data output to the CAN protocol controller. RXD is high when the bus is recessive and low when the bus is dominant."
      },
      {
        "number": "5",
        "name": "SPLIT",
        "type": "output",
        "description": "Common-mode stabilization output, nominally VCC/2 (0.3×VCC to 0.7×VCC for -500 µA < IO < 500 µA). Intended to bias the center tap of a split termination network."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "Low-level CAN bus line. Differential CAN bus I/O with bus-fault protection from -50 V to +50 V."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "High-level CAN bus line. Differential CAN bus I/O with bus-fault protection from -50 V to +50 V."
      },
      {
        "number": "8",
        "name": "STB",
        "type": "input",
        "description": "Standby mode control input. STB low selects normal (high-speed) mode; STB high selects low-power standby with bus wake-up capability."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2402021513_GATEMODE-HMT1040T_C20415565.pdf",
        "pages": 12,
        "sha256": "043fd1e2b7d5f48d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "hmt1040t.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hmt1040t-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "18fc93e807c6b9b188bc7d7e8143b814e99536f49401eb64e883675a0f451334",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "GATEMODE",
      "Package": "SOP-8",
      "Category": "Comm/UART",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "hmt1040t"
  ],
  "discovery_pitch": "HMT1040T (GATEMODE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "hmt1040t.kicad_sym",
    "hmt1040t.kicad_mod",
    "hmt1040t.glb",
    "hmt1040t.step",
    "hmt1040t.lbr",
    "docs/hero.png",
    "docs/hmt1040t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hmt1040t-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "HMT1040TT",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T21:58:08.468Z"
}