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Ray Set visibility: public 45a6903 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "hga1042m-3",
  "title": "HGA1042M-3",
  "brief": "HGSEMI CAN Transceivers, SOP-8. 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",
    "hga1042m-3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HGA1042M-3",
    "manufacturer": "HGSEMI",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "CAN Transceivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603394189917384704",
    "parts": {
      "symbol": "hga1042m-3.kicad_sym",
      "footprint": "hga1042m-3.kicad_mod",
      "model_3d": "hga1042m-3-hero.glb",
      "model_3d_plain": "hga1042m-3-etched.glb",
      "model_3d_step": "hga1042m-3-etched.step",
      "model_3d_step_plain": "hga1042m-3.step",
      "lbr": "hga1042m-3.lbr"
    },
    "distributor_links": {
      "lcsc": "C22461590"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T17:15:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmit data input; when left floating an internal pull-up keeps the transceiver in the recessive bus state, and the dominant timeout releases the bus if TXD is held low longer than tdom_TXD (0.3 to 5 ms)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Main supply input, rated 4.5 to 5.5 V in normal operation, with undervoltage protection that tri-states the bus outputs below the threshold (3.5 to 4.5 V)."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "Receive data output; it reads high in recessive bus or standby without wake request and goes low when the bus is dominant or a wake-up request is detected, and it floats when VCC is removed."
      },
      {
        "number": "5",
        "name": "VIO/SPLIT",
        "type": "power_in",
        "description": "I/O level-shifting supply input (2.8 to 5.5 V operating range, supports 3.3 V MCUs on HGA1042-3) that doubles as the SPLIT common-mode regulated output at 0.5VCC in normal mode, which should be tied to the midpoint of the termination; it floats in standby mode."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "Low-level CAN bus line, which is part of the differential bus driven and received by the transceiver and tolerates a bus common-mode range of -70 to 70 V."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "High-level CAN bus line, which is part of the differential bus driven and received by the transceiver and tolerates a bus common-mode range of -70 to 70 V."
      },
      {
        "number": "8",
        "name": "STB",
        "type": "input",
        "description": "Standby mode control input; driving it low selects normal mode, while high or floating selects standby mode, and an internal pull-up keeps the transceiver in standby when the pin is left open."
      }
    ],
    "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 labelled VIO/SPLIT and is both a supply input and a regulated output; the type was set to p; Pin numbers and functions come from the page 3 pin table, which covers both HGA1042 and HGA1042-3 in"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0498,
        "at": "2026-10-18T17:13:21"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603394189917384704",
        "pages": 13,
        "sha256": "3f2c678c23b67c5f",
        "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": "hga1042m-3.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hga1042m-3-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9b90468094332d92cee7f4c7dc93a417aa50403c6c254477d0af243430b50902",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "SOP-8",
      "Category": "Interface",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3f2c678c23b67c5fe0a8ced5a02303c782d03061b2300c52f4e983d4481bc0db",
      "rows": [
        {
          "name": "VCC 电源电流 正常模式隐性",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": 2.5,
          "typ": 5,
          "max": 10,
          "conditions": "正常模式:隐性 VTXD = VIO",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCC 电源电流 正常模式显性",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": 20,
          "typ": 45,
          "max": 70,
          "conditions": "正常模式:显性 VTXD = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCC 电源电流 待机模式 HGA1042-3",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.5,
          "max": 5,
          "conditions": "待机模式:HGA1042-3",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIO 电源电流 正常模式隐性",
          "symbol": "IIO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 80,
          "max": 200,
          "conditions": "正常模式:隐性 VTXD = VIO",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIO 电源电流 正常模式显性",
          "symbol": "IIO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 350,
          "max": 1000,
          "conditions": "正常模式:显性 VTXD = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIO 电源电流 待机模式",
          "symbol": "IIO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 12,
          "max": 17,
          "conditions": "待机模式:VTXD = VIO",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VCC 欠压保护",
          "symbol": "Vuvp_VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 3.5,
          "typ": null,
          "max": 4.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "VIO 欠压保护",
          "symbol": "Vuvp_VIO",
          "kind": "electrical",
          "unit": "V",
          "min": 1.3,
          "typ": 2,
          "max": 2.7,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "发送数据输入 高电平输入电流",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "µA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "VTXD = VIO",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "发送数据输入 低电平输入电流",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -260,
          "typ": -150,
          "max": -30,
          "conditions": "正常模式:VTXD = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "发送数据输入 低电平输入电压",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "待机控制输入 高电平输入电流",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VSTB = VIO",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "待机控制输入 低电平输入电流",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -15,
          "typ": null,
          "max": -1,
          "conditions": "VSTB = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "待机控制输入 低电平输入电压",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "接收数据输出 高电平输出电流",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "mA",
          "min": -8,
          "typ": -3,
          "max": -1,
          "conditions": "正常模式:VRXD = VIO - 0.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "接收数据输出 低电平输出电流",
          "symbol": "IOL",
          "kind": "electrical",
          "unit": "mA",
          "min": 2,
          "typ": 5,
          "max": 12,
          "conditions": "VRXD = 0.4V,总线显性",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "引脚 CANH 的显性输出电压",
          "symbol": "VOH(D)",
          "kind": "electrical",
          "unit": "V",
          "min": 2.75,
          "typ": 3.5,
          "max": 4.5,
          "conditions": "VTXD = 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "引脚 CANL 的显性输出电压",
          "symbol": "VOL(D)",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": 1.5,
          "max": 2.25,
          "conditions": "VTXD = 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "总线差分输出电压(显性)",
          "symbol": "VO(D)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 3,
          "conditions": "VTXD = 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "总线差分输出电压(隐性)",
          "symbol": "VOD(R)",
          "kind": "electrical",
          "unit": "mV",
          "min": -12,
          "typ": null,
          "max": 12,
          "conditions": "VTXD = VIO;隐性 45Ω<RL<65Ω",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "总线差分输出电压(隐性)空载",
          "symbol": "VOD(R)",
          "kind": "electrical",
          "unit": "mV",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "VTXD = VIO;隐性空载",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "显性输出电压对称性",
          "symbol": "Vdom(TX)sym",
          "kind": "electrical",
          "unit": "mV",
          "min": -400,
          "typ": null,
          "max": 400,
          "conditions": "Vdom(TX)sym= VCC - VCANH -VCANL",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "共模输出电压",
          "symbol": "VOC",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": 2.5,
          "max": 3,
          "conditions": "VSTB = 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "短路输出电流(显性)",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": -100,
          "typ": null,
          "max": -70,
          "conditions": "VCANH = -12V,VCANL = open",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "短路输出电流(显性)",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.36,
          "typ": null,
          "max": 1,
          "conditions": "VCANH = 12V,VCANL = open",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "短路输出电流(显性)",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": -1,
          "typ": null,
          "max": 0.5,
          "conditions": "VCANL = -12V,VCANH = open",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "短路输出电流(显性)",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": 70,
          "typ": null,
          "max": 100,
          "conditions": "VCANL = 12V,VCANH = open",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "隐性输出电流",
          "symbol": "IO(R)",
          "kind": "electrical",
          "unit": "mA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "正常模式:VTXD = VIO,-27V< VCAN <32V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "TXD 显性超时",
          "symbol": "tdom_TXD",
          "kind": "timing",
          "unit": "ms",
          "min": 0.3,
          "typ": 2,
          "max": 5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "BUS 显性超时",
          "symbol": "tdom_BUS",
          "kind": "timing",
          "unit": "ms",
          "min": 0.3,
          "typ": 2,
          "max": 5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "总线唤醒时间",
          "symbol": "twake",
          "kind": "timing",
          "unit": "µs",
          "min": 0.5,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "正输入阈值",
          "symbol": "VIT+",
          "kind": "electrical",
          "unit": "mV",
          "min": 500,
          "typ": 700,
          "max": 900,
          "conditions": "VSTB = 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "阈值迟滞区间",
          "symbol": "VHYS",
          "kind": "electrical",
          "unit": "mV",
          "min": 50,
          "typ": 120,
          "max": 200,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "掉电时总线输入电流",
          "symbol": "IO(off)",
          "kind": "electrical",
          "unit": "µA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "VCANH or VCANH = 5V, Other pin = 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "CANH、CANL 对地输入电阻",
          "symbol": "RIN",
          "kind": "electrical",
          "unit": "KΩ",
          "min": 9,
          "typ": 15,
          "max": 28,
          "conditions": "VTXD = VIO, VSTB = 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "CANH、CANL 差分输入电阻",
          "symbol": "RID",
          "kind": "electrical",
          "unit": "KΩ",
          "min": 19,
          "typ": 30,
          "max": 52,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "输入电阻失配度",
          "symbol": "RImatch",
          "kind": "electrical",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "共模电压范围",
          "symbol": "VCOM",
          "kind": "electrical",
          "unit": "V",
          "min": -30,
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