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Ray Set visibility: public 41e4853 9d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "td322dcan",
  "title": "TD322DCAN",
  "brief": "VISOM CAN Bus Modules, DIP-12. 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",
    "iot-communication modules",
    "td322dcan",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TD322DCAN",
    "manufacturer": "VISOM",
    "package": "DIP-12",
    "pin_count": 12,
    "category": "IoT/Communication Modules",
    "subcategory": "CAN Bus Modules",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7d7da4d0864ce5313d268c647bf5ac0e.pdf",
    "parts": {
      "symbol": "td322dcan.kicad_sym",
      "footprint": "td322dcan.kicad_mod",
      "model_3d": "td322dcan-hero.glb",
      "model_3d_plain": "td322dcan-etched.glb",
      "model_3d_step": "td322dcan-etched.step",
      "model_3d_step_plain": "td322dcan.step",
      "lbr": "td322dcan.lbr"
    },
    "distributor_links": {
      "lcsc": "C882267"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T18:38:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply input; 3.15~3.45 VDC for TD322DCAN (3.3 V nominal), with no reverse-polarity protection."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Power supply input ground."
      },
      {
        "number": "3",
        "name": "RXD1",
        "type": "output",
        "description": "Receive pin of channel 1 (3.3 V UART level for TD322DCAN, VOH min VCC-0.4 V and VOL max 0.4 V at 4 mA)."
      },
      {
        "number": "4",
        "name": "TXD1",
        "type": "input",
        "description": "Transmit pin of channel 1 (3.3 V UART level for TD322DCAN, VIH min 0.7VCC and VIL max 0.3VCC)."
      },
      {
        "number": "5",
        "name": "RXD2",
        "type": "output",
        "description": "Receive pin of channel 2 (3.3 V UART level for TD322DCAN, VOH min VCC-0.4 V and VOL max 0.4 V at 4 mA)."
      },
      {
        "number": "6",
        "name": "TXD2",
        "type": "input",
        "description": "Transmit pin of channel 2 (3.3 V UART level for TD322DCAN, VIH min 0.7VCC and VIL max 0.3VCC)."
      },
      {
        "number": "7",
        "name": "CANH2",
        "type": "bidirectional",
        "description": "CANH bus pin of channel 2, with bus pin maximum voltage -27 to +40 V."
      },
      {
        "number": "8",
        "name": "CANL2",
        "type": "bidirectional",
        "description": "CANL bus pin of channel 2, with bus pin maximum voltage -27 to +40 V."
      },
      {
        "number": "9",
        "name": "CANG2",
        "type": "power_out",
        "description": "Isolated power output ground of channel 2; leave floating when unused."
      },
      {
        "number": "10",
        "name": "CANH1",
        "type": "bidirectional",
        "description": "CANH bus pin of channel 1, with bus pin maximum voltage -27 to +40 V."
      },
      {
        "number": "11",
        "name": "CANL1",
        "type": "bidirectional",
        "description": "CANL bus pin of channel 1, with bus pin maximum voltage -27 to +40 V."
      },
      {
        "number": "12",
        "name": "CANG1",
        "type": "power_out",
        "description": "Isolated power output ground of channel 1; leave floating when unused."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet gives no explicit pin direction types; TXD/RXD directions inferred from function, CANG pin",
          "2/12 pins cited to the wrong page (name found elsewhere): ['9:CANG2@p5', '12:CANG1@p5']"
        ],
        "pages_sent": 5,
        "cost_usd": 0.0609,
        "at": "2026-10-26T18:38:35"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/7d7da4d0864ce5313d268c647bf5ac0e.pdf",
        "pages": 5,
        "sha256": "f91c3543dfc21849",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 12,
        "described": 12,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "td322dcan.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.62,
          15.24,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.127,
        "footprint_binding": "identity",
        "sha256": "d0d14c257dc175efde81c54c2e63e5477a3af152f96520f6884aa7b452ad9e53",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "td322dcan-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.62,
          15.24,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.127,
        "footprint_binding": "identity",
        "sha256": "5aeba9d738b4154f33563995b707b129c10946c70342bd2825ded6d0d3b8f3a4",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "VISOM",
      "Package": "DIP-12",
      "Category": "IoT/Communication Modules",
      "Pins": "12"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f91c3543dfc218499fc315fb2ba1e2e5a37acb240cd9d0020cf4bff8841255cf",
      "rows": [
        {
          "name": "Input voltage range (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V dc",
          "min": -0.7,
          "typ": 3.3,
          "max": 5,
          "conditions": "TD322DCAN",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "VDC",
          "min": 3.15,
          "typ": 3.3,
          "max": 3.45,
          "conditions": "TD322DCAN",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Hand soldering temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": 370,
          "max": null,
          "conditions": "手工焊接@3~5 秒",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Wave soldering temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": 265,
          "max": null,
          "conditions": "波峰焊焊接@5~10 秒",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 63,
          "max": null,
          "conditions": "TD322DCAN, typ",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum operating current",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "TD322DCAN",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "RXD low level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.2,
          "max": 0.4,
          "conditions": "IRXD=4mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "TXD drive current",
          "symbol": "ITXD",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "CANH dominant output voltage",
          "symbol": "V(OD)CANH",
          "kind": "electrical",
          "unit": "VDC",
          "min": 2.75,
          "typ": 3.5,
          "max": 4.5,
          "conditions": "显性电平(逻辑 0)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "CANL dominant output voltage",
          "symbol": "V(OD)CANL",
          "kind": "electrical",
          "unit": "VDC",
          "min": 0.5,
          "typ": 1.5,
          "max": 2.25,
          "conditions": "显性电平(逻辑 0)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "CANH recessive output voltage",
          "symbol": "V(OR)CANH",
          "kind": "electrical",
          "unit": "VDC",
          "min": 2,
          "typ": 2.5,
          "max": 3,
          "conditions": "逻辑电平(逻辑 1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "CANL recessive output voltage",
          "symbol": "V(OR)CANL",
          "kind": "electrical",
          "unit": "VDC",
          "min": 2,
          "typ": 2.5,
          "max": 3,
          "conditions": "逻辑电平(逻辑 1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Differential voltage dominant",
          "symbol": "Vdiff(d)",
          "kind": "electrical",
          "unit": "VDC",
          "min": 1.5,
          "typ": 2,
          "max": 3,
          "conditions": "显性(逻辑 0)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Differential voltage recessive",
          "symbol": "Vdiff(r)",
          "kind": "electrical",
          "unit": "VDC",
          "min": -0.05,
          "typ": 0,
          "max": 0.05,
          "conditions": "隐性(逻辑 1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bus pin maximum withstand voltage",
          "symbol": "Vx",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -27,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bus transient voltage",
          "symbol": "Vtrt",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bus pin leakage current",
          "symbol": "",
          "kind": "electrical",
          "unit": "μA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "VCC=0V, VCANH/L=5V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "TXD transmit delay",
          "symbol": "tT",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "RXD receive delay",
          "symbol": "tR",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 130,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Loop delay",
          "symbol": "tPD(TXD-RXD)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 210,
          "max": 250,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "TXD dominant timeout",
          "symbol": "Tto(dom)TXD",
          "kind": "timing",
          "unit": "ms",
          "min": 2.5,
          "typ": null,
          "max": 16,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "输出为满载",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage humidity",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 95,
          "conditions": "无凝结",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Case temperature rise in operation",
          "symbol": "",
          "kind": "thermal",
          "unit": "℃",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "td322dcan"
  ],
  "discovery_pitch": "TD322DCAN (VISOM) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "td322dcan.kicad_sym",
    "td322dcan.kicad_mod",
    "td322dcan.glb",
    "td322dcan.step",
    "td322dcan.lbr",
    "docs/hero.png",
    "docs/td322dcan-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "td322dcan-hero.glb",
    "td322dcan-hero.overlay.json",
    "td322dcan-etched.glb"
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  "visibility": {
    "public": true
  }
}