CBM3232ATS16

{
  "schema_version": 1,
  "type": "component",
  "slug": "cbm3232ats16",
  "title": "CBM3232ATS16",
  "brief": "Corebai Microelectronics RS232 ICs, TSSOP-16. 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",
    "cbm3232ats16",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CBM3232ATS16",
    "manufacturer": "Corebai Microelectronics",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS232 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884873624883200",
    "parts": {
      "symbol": "cbm3232ats16.kicad_sym",
      "footprint": "cbm3232ats16.kicad_mod",
      "model_3d": "cbm3232ats16-hero.glb",
      "model_3d_plain": "cbm3232ats16-etched.glb",
      "model_3d_step": "cbm3232ats16-etched.step",
      "model_3d_step_plain": "cbm3232ats16.step",
      "lbr": "cbm3232ats16.lbr"
    },
    "distributor_links": {
      "lcsc": "C476468"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T06:43:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "C1+",
        "type": "passive",
        "description": "Positive terminal of the first charge pump capacitor; the datasheet specifies 0.1 µF standard external capacitors for 3.3 V operation."
      },
      {
        "number": "2",
        "name": "V+",
        "type": "power_out",
        "description": "Doubled-voltage charge pump output, limited to (VCC − 0.3) to 7 V, with |V+| + |V−| not exceeding 13 V."
      },
      {
        "number": "3",
        "name": "C1",
        "type": "passive",
        "description": "Negative terminal of the first charge pump capacitor; connects to the external 0.1 µF capacitor C1."
      },
      {
        "number": "4",
        "name": "C2+",
        "type": "passive",
        "description": "Positive terminal of the second charge pump capacitor; connects to the external 0.1 µF capacitor C2."
      },
      {
        "number": "5",
        "name": "C2",
        "type": "passive",
        "description": "Negative terminal of the second charge pump capacitor; connects to the external 0.1 µF capacitor C2."
      },
      {
        "number": "6",
        "name": "V-",
        "type": "power_out",
        "description": "Inverted-voltage charge pump output, with magnitude limited to 7 V and |V+| + |V−| not exceeding 13 V."
      },
      {
        "number": "7",
        "name": "T2OUT",
        "type": "output",
        "description": "Second RS-232 transmitter output, with a voltage range of ±13.2 V per the absolute maximum ratings."
      },
      {
        "number": "8",
        "name": "R2IN",
        "type": "input",
        "description": "Second RS-232 receiver input, with a voltage range of ±25 V per the absolute maximum ratings."
      },
      {
        "number": "9",
        "name": "R2OUT",
        "type": "output",
        "description": "Second TTL/CMOS receiver output, with a range of −0.3 V to (VCC + 0.3) V."
      },
      {
        "number": "10",
        "name": "T2IN",
        "type": "input",
        "description": "Second transmitter TTL/CMOS logic input, with a range of −0.3 V to 6 V."
      },
      {
        "number": "11",
        "name": "T1IN",
        "type": "input",
        "description": "First transmitter TTL/CMOS logic input, with a range of −0.3 V to 6 V; the input logic threshold is 2 V (VCC = 3.3 V) or 2.4 V (VCC = 5 V) high and 0.8 V low."
      },
      {
        "number": "12",
        "name": "R1OUT",
        "type": "output",
        "description": "First TTL/CMOS receiver output, with a range of −0.3 V to (VCC + 0.3) V."
      },
      {
        "number": "13",
        "name": "R1IN",
        "type": "input",
        "description": "First RS-232 receiver input, with a voltage range of ±25 V per the absolute maximum ratings."
      },
      {
        "number": "14",
        "name": "T1OUT",
        "type": "output",
        "description": "First RS-232 transmitter output, with a voltage range of ±13.2 V per the absolute maximum ratings."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage, 3.3 V to 5.5 V for the recommended operating range; absolute maximum is −0.3 V to 6 V."
      }
    ],
    "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 pin table on page 2 is a single table for the CBM3232AS family (the datasheet covers SO-16, TSSO; Charge pump capacitor value conflicts within the datasheet: the electrical characteristics and gener; Operating temperature conflicts: the absolute maximum table gives Ta −40 to 85 °C and the electrical"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0522,
        "at": "2026-10-18T06:41:02"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884873624883200",
        "pages": 13,
        "sha256": "d5e9b3ab6a2403fd",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cbm3232ats16.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cbm3232ats16-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f627d9724318c2cfc30c140763a6644bbe94d129279007124420115f717df123",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Corebai Microelectronics",
      "Package": "TSSOP-16",
      "Category": "Interface",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d5e9b3ab6a2403fdcf8ad14feae889bf3c8f36f0c2dd488b1ceb32696d8d5830",
      "rows": [
        {
          "name": "VCC Supply Voltage",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Doubled Voltage Terminal",
          "symbol": "V+",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Inverted Voltage Terminal",
          "symbol": "V-",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": -7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "V+ + |V-| combined magnitude",
          "symbol": "V+ +|V-|",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 13,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Transmitter Input Voltage Range",
          "symbol": "TIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Receiver Input Voltage Range",
          "symbol": "RIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Transmitter Output Voltage Range",
          "symbol": "TOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -13.2,
          "typ": null,
          "max": 13.2,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Receiver Output Voltage Range",
          "symbol": "ROUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "Ta",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Ts",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -60,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC Power Supply Current",
          "symbol": "ISUPPLY",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.5,
          "max": 5,
          "conditions": "No Load VCC=3.3V ±10% TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Power Supply Current",
          "symbol": "ISUPPLY",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 6,
          "max": 10,
          "conditions": "No Load VCC=5V ±10% TA=25℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Logic Threshold Low",
          "symbol": "VTIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "T-IN (Note 1)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Logic Threshold High",
          "symbol": "VTIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VCC = 3.3V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Logic Threshold High",
          "symbol": "VTIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": null,
          "max": null,
          "conditions": "VCC = 5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Leakage Current",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": 0.01,
          "max": 1,
          "conditions": "T-IN",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing",
          "symbol": "VTOUT",
          "kind": "electrical",
          "unit": "V",
          "min": -5,
          "typ": 5.4,
          "max": 5,
          "conditions": "All transmitter outputs loaded with 3KΩ to GND, VCC = 5.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing",
          "symbol": "VTOUT",
          "kind": "electrical",
          "unit": "V",
          "min": -3.5,
          "typ": 4,
          "max": 3.5,
          "conditions": "All transmitter outputs loaded with 3KΩ to GND, VCC = 3.3V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Transmitter Output Resistance",
          "symbol": "RTOUT",
          "kind": "electrical",
          "unit": "Ω",
          "min": 300,
          "typ": null,
          "max": null,
          "conditions": "VCC = V+ = V- = 0V VOUT=±2V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Short Circuit Current",
          "symbol": "ITSC",
          "kind": "electrical",
          "unit": "mA",
          "min": -60,
          "typ": null,
          "max": 60,
          "conditions": "VCC = 3.3V to 5V VOUT=0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Receiver Input Voltage Operating Range",
          "symbol": "VRIN",
          "kind": "electrical",
          "unit": "V",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "RS-232 Input Threshold Low",
          "symbol": "VRIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.6,
          "max": 1.2,
          "conditions": "TA = 25℃ VCC = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "RS-232 Input Threshold Low",
          "symbol": "VRIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.8,
          "max": 1.5,
          "conditions": "TA = 25℃ VCC = 5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "RS-232 Input Threshold High",
          "symbol": "VRIH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.5,
          "max": 2.4,
          "conditions": "TA = 25℃ VCC = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "RS-232 Input Threshold High",
          "symbol": "VRIH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.8,
          "max": 2.4,
          "conditions": "TA = 25℃ VCC = 5V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Resistance",
          "symbol": "RRIN",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 3,
          "typ": 5,
          "max": 7,
          "conditions": "TA = 25℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "TTL/CMOS Output Voltage Low",
          "symbol": "VROL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "IOUT = 1.6mA VCC = 3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Data Transfer Rate",
          "symbol": "DR",
          "kind": "timing",
          "unit": "Kbps",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "RL = 3KΩ CL2= 1000pF one transmitter switching VCC=3.3V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay Input to Output (receiver, high-to-low)",
          "symbol": "tPHLR",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 4,
          "max": 9.7,
          "conditions": "RXIN=RXOUT CL = 150pF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay Input to Output (receiver, low-to-high)",
          "symbol": "tPLHR",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 4,
          "max": 9.7,
          "conditions": "RXIN=RXOUT CL = 150pF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay Input to Output (transmitter, high-to-low)",
          "symbol": "tPHLT",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 2,
          "max": 5,
          "conditions": "RL = 3KΩ CL = 2500pF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay Input to Output (transmitter, low-to-high)",
          "symbol": "tPLHT",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 2,
          "max": 5,
          "conditions": "RL = 3KΩ CL = 2500pF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Receiver Propagation Delay Difference",
          "symbol": "|tPHLR - tPLHR|",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Transmitter Propagation Delay Difference",
          "symbol": "|tPHLT - tPLHT|",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Transition Slew Rate",
          "symbol": "SRT",
          "kind": "timing",
          "unit": "V/μs",
          "min": 3,
          "typ": null,
          "max": 30,
          "conditions": "TA = 25℃ RL = 3KΩ to 7KΩ VCC = 3.3V measured from +3V to -3V or -3V to +3V CL = 150pF to 1000pF",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Receiver Input Hysteresis",
          "symbol": "VRIHYS",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cbm3232ats16"
  ],
  "discovery_pitch": "CBM3232ATS16 (Corebai Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cbm3232ats16.kicad_sym",
    "cbm3232ats16.kicad_mod",
    "cbm3232ats16.glb",
    "cbm3232ats16.step",
    "cbm3232ats16.lbr",
    "docs/hero.png",
    "docs/cbm3232ats16-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cbm3232ats16-hero.glb",
    "cbm3232ats16-hero.overlay.json",
    "cbm3232ats16-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}