STUSB1700YQTR

{
  "schema_version": 1,
  "type": "component",
  "slug": "stusb1700yqtr",
  "title": "STUSB1700YQTR",
  "brief": "STMicroelectronics USB ICs, QFN-24-EP(4x4). 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 ics",
    "stusb1700yqtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STUSB1700YQTR",
    "manufacturer": "STMicroelectronics",
    "package": "QFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Interface ICs",
    "subcategory": "USB ICs",
    "datasheet": "https://www.st.com/resource/en/datasheet/stusb1700yqtr.pdf",
    "parts": {
      "symbol": "stusb1700yqtr.kicad_sym",
      "footprint": "stusb1700yqtr.kicad_mod",
      "model_3d": "stusb1700yqtr-hero.glb",
      "model_3d_plain": "stusb1700yqtr-etched.glb",
      "model_3d_step": "stusb1700yqtr-etched.step",
      "model_3d_step_plain": "stusb1700yqtr.step",
      "lbr": "stusb1700yqtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2678127",
      "digikey": "497-18120-2-ND",
      "mouser": "511-STUSB1700YQTR"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T15:18:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-18120-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STUSB1700YQTR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CC1GND",
        "type": "power_in",
        "description": "Ground reference for configuration channel 1, which must be connected to ground."
      },
      {
        "number": "2",
        "name": "CC1",
        "type": "bidirectional",
        "description": "Type-C configuration channel 1 connected to receptacle A5, protected against short-to-VBUS up to 22 V."
      },
      {
        "number": "3",
        "name": "VCONN",
        "type": "power_in",
        "description": "Power input for the active plug from a 5 V source or lithium battery, feeding internal VCONN switches with programmable current limit up to 600 mA."
      },
      {
        "number": "4",
        "name": "CC2",
        "type": "bidirectional",
        "description": "Type-C configuration channel 2 connected to receptacle B5, protected against short-to-VBUS up to 22 V."
      },
      {
        "number": "5",
        "name": "CC2GND",
        "type": "power_in",
        "description": "Ground reference for configuration channel 2, which must be connected to ground."
      },
      {
        "number": "6",
        "name": "RESET",
        "type": "input",
        "description": "Active high reset input."
      },
      {
        "number": "7",
        "name": "SCL",
        "type": "input",
        "description": "I2C clock input, which requires an external pull-up to the I2C master."
      },
      {
        "number": "8",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C data input/output, active low open drain, which requires an external pull-up."
      },
      {
        "number": "9",
        "name": "ALERT#",
        "type": "output",
        "description": "I2C interrupt output, active low open drain, which requires an external pull-up."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "11",
        "name": "VBUS_VALID",
        "type": "output",
        "description": "Active low open drain output asserted during attachment when VBUS is detected on VBUS_SENSE and within the valid operating range."
      },
      {
        "number": "12",
        "name": "ATTACH",
        "type": "output",
        "description": "Active low open drain output asserted when a valid source-to-sink connection or an accessory connection is established."
      },
      {
        "number": "13",
        "name": "ADDR0",
        "type": "input",
        "description": "I2C device address bit setting."
      },
      {
        "number": "14",
        "name": "RP_HIGH",
        "type": "input",
        "description": "Logic level input selecting between 1.5 A and 3.0 A USB Type-C current advertising."
      },
      {
        "number": "15",
        "name": "RP_DEF",
        "type": "input",
        "description": "Logic level input selecting between USB default current (500 mA or 900 mA) and USB Type-C current advertising."
      },
      {
        "number": "16",
        "name": "ACC_DETECT",
        "type": "output",
        "description": "Active low open drain output asserted when an audio or debug accessory device is detected."
      },
      {
        "number": "17",
        "name": "A_B_SIDE",
        "type": "output",
        "description": "Active low open drain output providing cable orientation for USB SuperSpeed mux select, with external pull-up."
      },
      {
        "number": "18",
        "name": "VBUS_SENSE",
        "type": "input",
        "description": "High voltage analog input sensing VBUS presence and voltage and providing the VBUS discharge path."
      },
      {
        "number": "19",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected, leave floating."
      },
      {
        "number": "20",
        "name": "VBUS_EN_SRC",
        "type": "output",
        "description": "High voltage active low open drain output enabling the outgoing VBUS power path, intended to drive a PMOS directly with external pull-up."
      },
      {
        "number": "21",
        "name": "VREG_1V2",
        "type": "power_out",
        "description": "1.2 V internal regulator output requiring 1 µF typ. decoupling capacitor (0.5 µF min; 10 µF max)."
      },
      {
        "number": "22",
        "name": "VSYS",
        "type": "power_in",
        "description": "Low power system supply input, operating within [3.0 V; 5.5 V], to be connected to ground if not used."
      },
      {
        "number": "23",
        "name": "VREG_2V7",
        "type": "power_out",
        "description": "2.7 V internal regulator output requiring 1 µF typ. decoupling capacitor (0.5 µF min; 10 µF max)."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "High voltage power supply from the USB power line, operating within [4.1 V; 22 V]."
      },
      {
        "number": "25",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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": [],
        "pages_sent": 16,
        "cost_usd": 0.0268,
        "at": "2026-10-28T15:18:31"
      },
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/stusb1700yqtr.pdf",
        "pages": 56,
        "sha256": "d43d594485bae716",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "stusb1700yqtr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stusb1700yqtr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "71d272c644b3c5a6409624a64404b36e001b6edbe82cab50c30d7c832dbccea9",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "QFN-24-EP(4x4)",
      "Category": "Interface ICs",
      "Pins": "25"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d43d594485bae71639a038f7c6790c5d2fd425e9a2588dacc0b96a634dc6b8d0",
      "rows": [
        {
          "name": "Supply voltage on VDD pin",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage on VSYS pin",
          "symbol": "VSYS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "High voltage on CC pins",
          "symbol": "VCC1, VCC2",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 22,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "High voltage on VBUS pins",
          "symbol": "VVBUS_EN_SRC, VVBUS_SENSE",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "Operating voltage on I/O pins",
          "symbol": "VSCL, VSDA, VALERT#, VRESET, VATTACH, VA_B_SIDE, VVBUS_VALID, VACC_DETECT, VRP_DEF, VRP_HIGH",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "VCONN voltage",
          "symbol": "VCONN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 145,
          "conditions": "",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "HBM",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "ESD CDM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "CDM",
          "source_page": 46,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage on VDD pin",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.1,
          "typ": null,
          "max": 22,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage on VSYS pin",
          "symbol": "VSYS",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "CC pins",
          "symbol": "VCC1, VCC2",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "High voltage pins",
          "symbol": "VVBUS_EN_SRC, VVBUS_SENSE",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 22,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Operating voltage on I/O pins",
          "symbol": "VSCL, VSDA, VALERT#, VRESET, VATTACH, VA_B_SIDE, VVBUS_VALID, VACC_DETECT, VRP_DEF, VRP_HIGH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 4.5,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "VCONN voltage",
          "symbol": "VCONN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "VCONN rated current",
          "symbol": "ICONN",
          "kind": "recommended_operating",
          "unit": "A",
          "min": 0.1,
          "typ": null,
          "max": 0.6,
          "conditions": "default = 0.35 A",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "CC current source IP-USB",
          "symbol": "IP-USB",
          "kind": "electrical",
          "unit": "µA",
          "min": -20,
          "typ": 80,
          "max": 20,
          "conditions": "CC pin voltage, VCC = 0 to 2.6 V, -40 °C < TA < +105 °C",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "CC current source IP-1.5",
          "symbol": "IP-1.5",
          "kind": "electrical",
          "unit": "µA",
          "min": -8,
          "typ": 180,
          "max": 8,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "CC current source IP-3.0",
          "symbol": "IP-3.0",
          "kind": "electrical",
          "unit": "µA",
          "min": -8,
          "typ": 330,
          "max": 8,
          "conditions": "",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Detection threshold 1 (Max Ra at IP-USB)",
          "symbol": "VTH0.2",
          "kind": "electrical",
          "unit": "V",
          "min": 0.15,
          "typ": 0.2,
          "max": 0.25,
          "conditions": "Max Ra detection by source at IP = IP–USB",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Detection threshold 2 (Max Ra at IP-1.5)",
          "symbol": "VTH0.4",
          "kind": "electrical",
          "unit": "V",
          "min": 0.35,
          "typ": 0.4,
          "max": 0.45,
          "conditions": "Max Ra detection by source at IP = IP-1.5",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Detection threshold 3 (Max Ra at IP-3.0)",
          "symbol": "VTH0.8",
          "kind": "electrical",
          "unit": "V",
          "min": 0.75,
          "typ": 0.8,
          "max": 0.85,
          "conditions": "Max Ra detection by source at IP = IP-3.0",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Detection threshold 4 (Max Rd at IP-USB and IP-1.5)",
          "symbol": "VTH1.6",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": 1.6,
          "max": 1.65,
          "conditions": "Max Rd detection by source at IP = IP-USB and IP = IP-1.5",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Detection threshold 5 (Max Rd at IP-3.0)",
          "symbol": "VTH2.6",
          "kind": "electrical",
          "unit": "V",
          "min": 2.45,
          "typ": 2.6,
          "max": 2.75,
          "conditions": "Max Rd detection by source at IP-3.0, max CC voltage for connected sink",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "VCONN power path resistance",
          "symbol": "RVCONN",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.25,
          "typ": 0.5,
          "max": 0.975,
          "conditions": "IVCONN = 0.2 A; -40 °C < TA < 105 °C",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent protection (programmable limit)",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "mA",
          "min": 85,
          "typ": 100,
          "max": 125,
          "conditions": "Programmable current limit threshold (from 100 mA to 600 mA by step of 50 mA)",
          "source_page": 48,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent protection (programmable limit)",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "mA",
          "min": 300,
          "typ": 350,
          "max": 400,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Overcurrent protection (programmable limit)",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "mA",
          "min": 550,
          "typ": 600,
          "max": 650,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Overvoltage protection on CC output pins",
          "symbol": "VOVP",
          "kind": "electrical",
          "unit": "V",
          "min": 5.9,
          "typ": 6,
          "max": 6.1,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage protection on VCONN input pin (low UVLO)",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "V",
          "min": 2.6,
          "typ": 2.65,
          "max": 2.7,
          "conditions": "Low UVLO threshold",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage protection on VCONN input pin (high UVLO)",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "V",
          "min": 4.6,
          "typ": 4.65,
          "max": 4.8,
          "conditions": "High UVLO threshold (default)",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Overvoltage lockout",
          "symbol": "VDDOVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 5.8,
          "typ": 6,
          "max": 6.2,
          "conditions": "OVLO threshold detection enabled, VDD pin supplied",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lockout",
          "symbol": "VDDUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 3.8,
          "typ": 3.9,
          "max": 4,
          "conditions": "UVLO threshold detection enabled, VDD pin supplied",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "VBUS presence threshold (UVLO)",
          "symbol": "VTHUSB",
          "kind": "electrical",
          "unit": "V",
          "min": 3.8,
          "typ": 3.9,
          "max": 4,
          "conditions": "VSYS = 3.0 to 5.5 V",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "VBUS safe 0V threshold (vSafe0V) setting 0.6 V",
          "symbol": "VTH0V",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": 0.6,
          "max": 0.7,
          "conditions": "VSYS = 3.0 to 5.5 V, threshold programmable from 0.6 V to 1.8 V, default VTHOV = 0.6 V",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "VBUS safe 0V threshold (vSafe0V) setting 0.9 V",
          "symbol": "VTH0V",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": 0.9,
          "max": 1,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "VBUS safe 0V threshold (vSafe0V) setting 1.2 V",
          "symbol": "VTH0V",
          "kind": "electrical",
          "unit": "V",
          "min": 1.1,
          "typ": 1.2,
          "max": 1.3,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "VBUS safe 0V threshold (vSafe0V) setting 1.8 V",
          "symbol": "VTH0V",
          "kind": "electrical",
          "unit": "V",
          "min": 1.7,
          "typ": 1.8,
          "max": 1.9,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
          "name": "VBUS discharge resistor",
          "symbol": "RDISUSB",
          "kind": "electrical",
          "unit": "Ω",
          "min": 600,
          "typ": 700,
          "max": 800,
          "conditions": "",
          "source_page": 49,
          "source": "datasheet"
        },
        {
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