RS2251XTSS16-Q1

{
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  "type": "component",
  "slug": "rs2251xtss16-q1",
  "title": "RS2251XTSS16-Q1",
  "brief": "Jiangsu RUNIC Tech Analog Switches, Multiplexers, 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",
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    "rs2251xtss16-q1",
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  "component": {
    "mpn": "RS2251XTSS16-Q1",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "Analog Switches, Multiplexers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602881167129387008",
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    "distributor_links": {
      "lcsc": "C19268127"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T05:40:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "X4",
        "type": "passive",
        "description": "Analog switch input X4; analog signal range is GND to VCC, and input and output pins are interchangeable so signals pass in either direction."
      },
      {
        "number": "2",
        "name": "X6",
        "type": "passive",
        "description": "Analog switch input X6; analog signal range is GND to VCC, and signals pass equally well in either direction."
      },
      {
        "number": "3",
        "name": "X",
        "type": "passive",
        "description": "Common analog switch output X, which carries the selected channel (X0-X7) and is interchangeable with the inputs."
      },
      {
        "number": "4",
        "name": "X7",
        "type": "passive",
        "description": "Analog switch input X7; analog signal range is GND to VCC, and signals pass equally well in either direction."
      },
      {
        "number": "5",
        "name": "X5",
        "type": "passive",
        "description": "Analog switch input X5; analog signal range is GND to VCC, and signals pass equally well in either direction."
      },
      {
        "number": "6",
        "name": "ENABLE",
        "type": "input",
        "description": "Digital enable input, normally connected to GND; a logic 1 on this pin turns all channels off (function table shows NONE)."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; leave this pin unconnected."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, connect to digital ground."
      },
      {
        "number": "9",
        "name": "C",
        "type": "input",
        "description": "Digital address C input (binary channel select, MSB); unused digital inputs must be held at VCC or GND for proper operation."
      },
      {
        "number": "10",
        "name": "B",
        "type": "input",
        "description": "Digital address B input (binary channel select); unused digital inputs must be held at VCC or GND for proper operation."
      },
      {
        "number": "11",
        "name": "A",
        "type": "input",
        "description": "Digital address A input (binary channel select, LSB); unused digital inputs must be held at VCC or GND for proper operation."
      },
      {
        "number": "12",
        "name": "X3",
        "type": "passive",
        "description": "Analog switch input X3; analog signal range is GND to VCC, and signals pass equally well in either direction."
      },
      {
        "number": "13",
        "name": "X0",
        "type": "passive",
        "description": "Analog switch input X0; analog signal range is GND to VCC, and signals pass equally well in either direction."
      },
      {
        "number": "14",
        "name": "X1",
        "type": "passive",
        "description": "Analog switch input X1; analog signal range is GND to VCC, and signals pass equally well in either direction."
      },
      {
        "number": "15",
        "name": "X2",
        "type": "passive",
        "description": "Analog switch input X2; analog signal range is GND to VCC, and signals pass equally well in either direction."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive analog and digital supply voltage input, specified at 2.5 V to 5.5 V with absolute maximum of 6 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "primary_model": "claude-haiku-5-5",
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        "consensus_model": "claude-sonnet-5-5",
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin table gives X0-X7 pin numbers as an ordered list (13,14,15,12,1,5,2,4) without explicit per-; The ENABLE pin is printed with an overbar in the electrical table (ENABLE-bar), but the pin table pr; The datasheet pin table gives one set of pin numbers shared across the SOIC-16, SSOP-16 and TSSOP-16"
        ],
        "pages_sent": 14,
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        "at": "2026-10-19T05:37:32"
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        "sha256": "64ffabd09559d39d",
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      "pins": {
        "total": 16,
        "described": 16,
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  "metadata": {
    "specs": {
      "Manufacturer": "Jiangsu RUNIC Tech",
      "Package": "TSSOP-16",
      "Category": "Interface",
      "Pins": "16"
    },
    "characteristics": {
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          "name": "Supply Voltage (absolute maximum)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
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        {
          "name": "Input Voltage, all inputs (absolute maximum)",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "All inputs; printed max is VCC+0.3",
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        {
          "name": "Switch Input Current (absolute maximum)",
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          "kind": "absolute_maximum",
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          "min": -20,
          "typ": null,
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        {
          "name": "Peak Switch Current (absolute maximum)",
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          "kind": "absolute_maximum",
          "unit": "mA",
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          "typ": null,
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          "conditions": "Pulsed at 1ms duration, <10% duty cycle",
          "source_page": 3,
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        {
          "name": "Junction Temperature (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
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        {
          "name": "Storage Temperature (absolute maximum)",
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          "min": -65,
          "typ": null,
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        {
          "name": "Electrostatic discharge, Human-body model",
          "symbol": "V(ESD) HBM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -3000,
          "typ": null,
          "max": 3000,
          "conditions": "Printed as ±3000 V",
          "source_page": 3,
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        },
        {
          "name": "Electrostatic discharge, Machine model",
          "symbol": "V(ESD) MM",
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          "min": -200,
          "typ": null,
          "max": 200,
          "conditions": "Printed as ±200 V",
          "source_page": 3,
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        {
          "name": "Supply Voltage (recommended)",
          "symbol": "VCC",
          "kind": "recommended_operating",
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          "min": 2.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
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        {
          "name": "Operating temperature (recommended)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Free-air",
          "source_page": 3,
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        {
          "name": "Junction-to-ambient thermal resistance, TSSOP-16",
          "symbol": "RϴJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 111.3,
          "max": null,
          "conditions": "TSSOP-16 column",
          "source_page": 3,
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        {
          "name": "Junction-to-case (top) thermal resistance, TSSOP-16",
          "symbol": "RϴJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 45.3,
          "max": null,
          "conditions": "TSSOP-16 column",
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        {
          "name": "Junction-to-board thermal resistance, TSSOP-16",
          "symbol": "RϴJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 56.9,
          "max": null,
          "conditions": "TSSOP-16 column",
          "source_page": 3,
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        },
        {
          "name": "Junction-to-top characterization parameter, TSSOP-16",
          "symbol": "ѰJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 5.4,
          "max": null,
          "conditions": "TSSOP-16 column",
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        {
          "name": "Junction-to-board characterization parameter, TSSOP-16",
          "symbol": "ѰJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
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          "name": "On-Resistance",
          "symbol": "RON",
          "kind": "electrical",
          "unit": "Ω",
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          "typ": 48,
          "max": 58,
          "conditions": "VCC=5V, Ix=1mA, +25°C",
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          "name": "On-Resistance (full temperature range)",
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          "kind": "electrical",
          "unit": "Ω",
          "min": null,
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          "max": 67,
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          "name": "On-Resistance",
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          "kind": "electrical",
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          "min": null,
          "typ": 100,
          "max": 130,
          "conditions": "VCC=3.3V, Ix=1mA, +25°C",
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          "name": "On-Resistance Match Between Channels",
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          "min": null,
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          "source_page": 5,
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          "name": "On-Resistance Match Between Channels (full temperature range)",
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          "conditions": "VCC=5V, Ix=1mA, Switch ON, FULL -40°C to +125°C",
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        {
          "name": "On-Resistance Flatness",
          "symbol": "RFLAT(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
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          "max": 25,
          "conditions": "VCC=5V, Ix=1mA, Switch ON, +25°C",
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          "kind": "electrical",
          "unit": "Ω",
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          "conditions": "VCC=5V, Ix=1mA, Switch ON, FULL -40°C to +125°C",
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          "name": "X_ Off Leakage Current",
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          "unit": "nA",
          "min": null,
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          "max": 1000,
          "conditions": "VCC=5V, VX=4.5V or 0V, +25°C",
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          "name": "Input-Current High",
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          "conditions": "VA, VB, VC, VENABLE = VCC, 3.3V to 5V, +25°C",
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          "name": "Input-Current Low",
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          "min": null,
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          "max": 1000,
          "conditions": "VA, VB, VC, VENABLE = 0V, 3.3V to 5V, +25°C",
          "source_page": 5,
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        {
          "name": "Power Supply Range",
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          "name": "Power Supply Current",
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          "name": "Power Supply Current",
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