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Ray Set visibility: public e9b0195 8h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "bct4223etb-tr",
  "title": "BCT4223ETB-TR",
  "brief": "BROADCHIP Analog Switches / Multiplexers, WQFN-10(1.4x1.8). 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",
    "communication interface chip-uart-485-232",
    "bct4223etb-tr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BCT4223ETB-TR",
    "manufacturer": "BROADCHIP",
    "package": "WQFN-10(1.4x1.8)",
    "pin_count": 10,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "Analog Switches / Multiplexers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881931664154624",
    "parts": {
      "symbol": "bct4223etb-tr.kicad_sym",
      "footprint": "bct4223etb-tr.kicad_mod",
      "model_3d": "bct4223etb-tr-hero.glb",
      "model_3d_plain": "bct4223etb-tr-etched.glb",
      "model_3d_step": "bct4223etb-tr-etched.step",
      "model_3d_step_plain": "bct4223etb-tr.step",
      "lbr": "bct4223etb-tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C266760"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T15:21:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply; the power supply range is 1.8 V to 4.2 V over -40 °C to +85 °C, with an absolute maximum DC supply of -0.5 V to +5.25 V."
      },
      {
        "number": "2",
        "name": "NO1",
        "type": "passive",
        "description": "Data port (normally open) of switch 1, connected to COM1 when the select input is logic 1."
      },
      {
        "number": "3",
        "name": "COM1",
        "type": "passive",
        "description": "Common output/data port of switch 1; continuous DC current from COM to NC/NO is limited to ±300 mA."
      },
      {
        "number": "4",
        "name": "IN1",
        "type": "input",
        "description": "Logic control input for switch 1; it must be held between 0 V and VCC + 0.5 V, with maximum input voltage of +5.25 V, and the logic thresholds are given in the electrical characteristics."
      },
      {
        "number": "5",
        "name": "NC1",
        "type": "unconnected",
        "description": "Data port (normally closed) of switch 1, connected to COM1 when the select input is logic 0."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V) for the device."
      },
      {
        "number": "7",
        "name": "NC2",
        "type": "unconnected",
        "description": "Data port (normally closed) of switch 2, connected to COM2 when the select input is logic 0."
      },
      {
        "number": "8",
        "name": "IN2",
        "type": "input",
        "description": "Logic control input for switch 2; it must be held between 0 V and +5.25 V, and the logic thresholds are given in the electrical characteristics."
      },
      {
        "number": "9",
        "name": "COM2",
        "type": "passive",
        "description": "Common output/data port of switch 2; continuous DC current from COM to NC/NO is limited to ±300 mA."
      },
      {
        "number": "10",
        "name": "NO2",
        "type": "passive",
        "description": "Data port (normally open) of switch 2, connected to COM2 when the select input is logic 1."
      }
    ],
    "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: The datasheet gives pin numbers, names and descriptions for the 10-pin WQFN 1.4x1.8 package, but the; Supply range conflicts within the datasheet: the Features list says Wide VCC Range 1.65 V to 5.0 V, ; The datasheet gives the logic thresholds per supply voltage (VIH 1.6 V / VIL 0.5 V at VCC = 4.2 V; V"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0481,
        "at": "2026-10-17T15:18:48"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588881931664154624",
        "pages": 6,
        "sha256": "8c1e9d33742988ba",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 10,
        "described": 10,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bct4223etb-tr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.4,
          1.8,
          0.57
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "18e8e52c79f660f6db601c893a3ba62a564efea84c0c6dd95908b6b785ca7f2d",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bct4223etb-tr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.4,
          1.8,
          0.57
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5736331a3b7a0cc0b6d22926e37c5028d14df07cbf90ebf066acbb21f0387bd",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "BROADCHIP",
      "Package": "WQFN-10(1.4x1.8)",
      "Category": "Communication Interface Chip/UART/485/232",
      "Pins": "10"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8c1e9d33742988ba3448d1df57161d4b9ec18a93c850d66ad14a75e7afc592d8",
      "rows": [
        {
          "name": "Power Supply Range",
          "symbol": "VCC",
          "kind": "electrical",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 4.2,
          "conditions": "TA = -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Positive DC Supply Voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 5.25,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Analog Input Voltage (VNO, VNC, or VCOM)",
          "symbol": "VIS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "Upper limit printed as VCC + 0.5",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Digital Select Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 5.25,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous DC Current from COM to NC/NO",
          "symbol": "Ianl1",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -300,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Current from COM to NC/NO",
          "symbol": "Ianl-pk1",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -500,
          "typ": null,
          "max": 500,
          "conditions": "10 Duty Cycle (Note 1)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Continuous DC Current into COM/NO/NC with Respect to VCC or GND",
          "symbol": "Iclmp",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -100,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ambient Operating Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Extended industrial temperature range",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Analog Signal Range",
          "symbol": "VNO, VNC, VCOM",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Vcc = 4.2 V table; TA = -40°C to +85°C; upper limit printed as VCC",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance (+25°C)",
          "symbol": "RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.4,
          "max": 0.65,
          "conditions": "Vcc = 4.2 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance (-40°C to +85°C)",
          "symbol": "RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.75,
          "conditions": "Vcc = 4.2 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; -40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Match Between Channels (+25°C)",
          "symbol": "∆RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.04,
          "max": 0.15,
          "conditions": "Vcc = 4.2 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Match Between Channels (-40°C to +85°C)",
          "symbol": "∆RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "Vcc = 4.2 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; -40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Flatness (+25°C)",
          "symbol": "RFLAT(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.08,
          "max": 0.12,
          "conditions": "Vcc = 4.2 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Flatness (-40°C to +85°C)",
          "symbol": "RFLAT(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "Vcc = 4.2 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; -40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Source OFF Leakage Current",
          "symbol": "INC(OFF), INO(OFF)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Vcc = 4.2 V, VNO or VNC = 3.3 V / 0.3 V, VCOM = 0.3 V / 3.3 V; -40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Channel ON Leakage Current",
          "symbol": "INC(ON), INO(ON), ICOM(ON)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Vcc = 4.2 V, VCOM = 0.3 V / 3.3 V, VNO or VNC = 0.3 V / 3.3 V, or floating; -40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input High Voltage",
          "symbol": "VINH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.6,
          "typ": null,
          "max": null,
          "conditions": "-40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Low Voltage",
          "symbol": "VINL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "-40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Vcc = 4.2 V, VIN = 0 V or 4.2 V; -40°C to +85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Turn-On Time",
          "symbol": "tON",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 88,
          "conditions": "VIN = 2.1 V to 0 V, RL = 50 Ω, CL = 35 pF, VNO1 or VNC1 = VNO2 or VNC2 = 2.1 V, Test Circuit 2; +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Turn-Off Time",
          "symbol": "tOFF",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 16,
          "conditions": "VIN = 2.1 V to 0 V, RL = 50 Ω, CL = 35 pF, VNO1 or VNC1 = VNO2 or VNC2 = 2.1 V, Test Circuit 2; +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Break-Before-Make Time Delay",
          "symbol": "tD",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "VIN = 2.1 V to 0 V, RL = 50 Ω, CL = 35 pF, VNO1 or VNC1 = VNO2 or VNC2 = 2.1 V, Test Circuit 3; +25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Current",
          "symbol": "I+",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Vcc = 4.2 V, VIN = 0 V or Vcc; -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Analog Signal Range",
          "symbol": "VNO, VNC, VCOM",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Vcc = 2.7 V to 3.6 V table; TA = -40°C to +85°C; upper limit printed as VCC",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance (+25°C)",
          "symbol": "RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.5,
          "max": 0.7,
          "conditions": "Vcc = 2.7 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; +25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance (-40°C to +85°C)",
          "symbol": "RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "Vcc = 2.7 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Match Between Channels (+25°C)",
          "symbol": "∆RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.03,
          "max": 0.15,
          "conditions": "Vcc = 2.7 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; +25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Match Between Channels (-40°C to +85°C)",
          "symbol": "∆RON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "Vcc = 2.7 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Flatness (+25°C)",
          "symbol": "RFLAT(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.1,
          "max": 0.18,
          "conditions": "Vcc = 2.7 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; +25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "On-Resistance Flatness (-40°C to +85°C)",
          "symbol": "RFLAT(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "Vcc = 2.7 V, VNO/VNC/VCOM = 1 V, ICOM = -100 mA, Test Circuit 1; -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Source OFF Leakage Current",
          "symbol": "INC(OFF), INO(OFF)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Vcc = 3.6 V, VNO or VNC = 3.3 V / 0.3 V, VCOM = 0.3 V / 3.3 V; -40°C to +85°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Channel ON Leakage Current",
          "symbol": "INC(ON), INO(ON), ICOM(ON)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Vcc = 3.6 V, VCOM = 0.3 V / 3.3 V, VNO or VNC = 0.3 V / 3.3 V, or floating; -40°C to +85°C",
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