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Ray Set visibility: public 3b6b4fe 19d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tpt480l1-so1r",
  "title": "TPT480L1-SO1R",
  "brief": "3PEAK RS-485 / RS-422 ICs, 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",
    "tpt480l1-so1r",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPT480L1-SO1R",
    "manufacturer": "3PEAK",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756687119547154432",
    "parts": {
      "symbol": "tpt480l1-so1r.kicad_sym",
      "footprint": "tpt480l1-so1r.kicad_mod",
      "model_3d": "tpt480l1-so1r-hero.glb",
      "model_3d_plain": "tpt480l1-so1r-etched.glb",
      "model_3d_step": "tpt480l1-so1r-etched.step",
      "model_3d_step_plain": "tpt480l1-so1r.step",
      "lbr": "tpt480l1-so1r.lbr"
    },
    "distributor_links": {
      "lcsc": "C5299429",
      "digikey": "5503-TPT480L1-SO1RTR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T03:47:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "5503-TPT480L1-SO1RTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input; the recommended supply range is 3.0 V to 5.5 V."
      },
      {
        "number": "2",
        "name": "R",
        "type": "output",
        "description": "Receiver output that goes high (fail-safe) when the bus is open, shorted, or idle, and follows the bus differential input otherwise."
      },
      {
        "number": "3",
        "name": "D",
        "type": "input",
        "description": "Driver input; it has an internal pull-up to VCC, so when left open with the driver enabled, Y goes high and Z goes low."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "5",
        "name": "Y",
        "type": "output",
        "description": "Noninverting driver output on the RS-485 bus, which is high when D is high."
      },
      {
        "number": "6",
        "name": "Z",
        "type": "output",
        "description": "Inverting driver output on the RS-485 bus, which is low when D is high."
      },
      {
        "number": "7",
        "name": "B",
        "type": "input",
        "description": "Inverting receiver input from the RS-485 bus; bus pins are rated -7 V to +12 V common-mode for the receiver."
      },
      {
        "number": "8",
        "name": "A",
        "type": "input",
        "description": "Noninverting receiver input from the RS-485 bus; bus pins are rated -7 V to +12 V common-mode for the receiver."
      }
    ],
    "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 5 is headed 'Pin Configuration and Functions – TPT480' and does not name the S; The 'Thermal pad' note on page 5 applies to the DFN package only and was not included, because the S; The B and A descriptions cite the -7 V to +12 V range from the recommended operating conditions (pag"
        ],
        "pages_sent": 27,
        "cost_usd": 0.064,
        "at": "2026-10-17T03:45:23"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756687119547154432",
        "pages": 27,
        "sha256": "f4ba7db4a3a41330",
        "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": "tpt480l1-so1r.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tpt480l1-so1r-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": "aa10889b74cf8122f76bbb0136db94facb6990ad8f3a530c2cc0b90568223632",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "3PEAK",
      "Package": "SOP-8",
      "Category": "Interface",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f4ba7db4a3a41330f6a265d12b23f354591ae7576508fe168b15813f4605dc66",
      "rows": [
        {
          "name": "Driver differential output voltage magnitude",
          "symbol": "|VOD|",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 2.2,
          "conditions": "RL = 54 Ω, VCC=3.3V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver differential output voltage magnitude",
          "symbol": "|VOD|",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 3.3,
          "conditions": "RL = 54 Ω, VCC=5.0V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver differential output voltage magnitude",
          "symbol": "|VOD|",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 2.6,
          "conditions": "RL = 100 Ω, VCC = 3.3V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver differential output voltage magnitude",
          "symbol": "|VOD|",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 3.9,
          "conditions": "RL = 100 Ω, VCC = 5.0V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Change in magnitude of driver differential output voltage",
          "symbol": "Δ|VOD|",
          "kind": "electrical",
          "unit": "mV",
          "min": -50,
          "typ": null,
          "max": 50,
          "conditions": "RL = 54 Ω, CL = 50 pF, 375 Ω on A/B: –7 V to 12V, VCC=3.3V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Steady-state common-mode output voltage",
          "symbol": "VOC(SS)",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": null,
          "max": 3,
          "conditions": "Center of two 27-Ω load resistors",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Change in differential driver output common-mode voltage",
          "symbol": "ΔVOC",
          "kind": "electrical",
          "unit": "mV",
          "min": -200,
          "typ": null,
          "max": 200,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Positive-going receiver differential input voltage threshold",
          "symbol": "VIT+",
          "kind": "electrical",
          "unit": "mV",
          "min": -110,
          "typ": null,
          "max": -50,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Negative-going receiver differential input voltage threshold",
          "symbol": "VIT–",
          "kind": "electrical",
          "unit": "mV",
          "min": -200,
          "typ": null,
          "max": -130,
          "conditions": "",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Receiver high-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.6,
          "typ": null,
          "max": 3,
          "conditions": "VCC = 3.3 V, IOH = -8 mA",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Receiver high-level output voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 4.1,
          "typ": null,
          "max": 4.8,
          "conditions": "VCC = 5 V, IOH = -8 mA",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Receiver low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": 0.19,
          "typ": null,
          "max": 0.4,
          "conditions": "VCC = 3.3 V, IOH = -8 mA",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Receiver low-level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": 0.02,
          "typ": null,
          "max": 0.4,
          "conditions": "VCC = 5 V, IOH = -8 mA",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Input high logic level (driver, driver enable, receiver enable)",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "D, DE, /RE",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Input low logic level (driver, driver enable, receiver enable)",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "D, DE, /RE",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver input, driver enable, and receiver enable input current",
          "symbol": "IIN",
          "kind": "electrical",
          "unit": "µA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "D, DE, /RE",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver output high-Z current",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "µA",
          "min": -100,
          "typ": null,
          "max": 0,
          "conditions": "VO = -7V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver output high-Z current",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "µA",
          "min": 0,
          "typ": null,
          "max": 125,
          "conditions": "VO = 12V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Receiver high-Z current",
          "symbol": "IOZ",
          "kind": "electrical",
          "unit": "µA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VO = 0 V or VCC",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver short-circuit output current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": -250,
          "typ": null,
          "max": 250,
          "conditions": "VY, VZ= -7V ~ 12V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver short-circuit output current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "mA",
          "min": -180,
          "typ": null,
          "max": 180,
          "conditions": "VY, VZ =0V or VCC",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Bus input current (disabled driver)",
          "symbol": "IIA/B",
          "kind": "electrical",
          "unit": "µA",
          "min": 55,
          "typ": null,
          "max": 125,
          "conditions": "DE = 0 V, RE=VCC, VI = 12 V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Bus input current (disabled driver)",
          "symbol": "IIA/B",
          "kind": "electrical",
          "unit": "µA",
          "min": -100,
          "typ": null,
          "max": -50,
          "conditions": "DE = 0 V, RE=VCC, VI = –7 V",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Supply current (quiescent), 32Mbps, driver and receiver enabled",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": 1200,
          "typ": null,
          "max": 2500,
          "conditions": "DE=VCC, RE = GND, No load",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Supply current (quiescent), 32Mbps, driver enabled, receiver disabled",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": 1200,
          "typ": null,
          "max": 2500,
          "conditions": "DE=VCC, RE = VCC, No load",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Supply current (quiescent), 32Mbps, driver disabled, receiver enabled",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": 1000,
          "typ": null,
          "max": 2200,
          "conditions": "DE=GND, RE = GND, No load",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Supply current (quiescent), 32Mbps, driver and receiver disabled",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "µA",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "DE=GND, RE = VCC, No load",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Driver differential-output rise and fall times (tr, tf)",
          "symbol": "tr, tf",
          "kind": "timing",
          "unit": "ns",
          "min": 4,
          "typ": 6,
          "max": 10,
          "conditions": "RL = 54 Ω, CL=50pF, See Figure 2; VCC=5.0V",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Receiver rise and fall times (tr, tf); datasheet label reads 'Driver differential-output rise and fall times'",
          "symbol": "tr, tf",
          "kind": "timing",
          "unit": "ns",
          "min": 2,
          "typ": 4,
          "max": 6,
          "conditions": "VCC=5.0V",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Driver differential-output rise and fall times (tr, tf)",
          "symbol": "tr, tf",
          "kind": "timing",
          "unit": "ns",
          "min": 4,
          "typ": 6,
          "max": 14,
          "conditions": "RL = 54 Ω, CL=50pF, See Figure 2; VCC=3.3V",
          "source_page": 11,
          "source": "datasheet"
        },
        {
          "name": "Receiver rise and fall times (tr, tf); datasheet label reads 'Driver differential-output rise and fall times'",
          "symbol": "tr, tf",
          "kind": "timing",
          "unit": "ns",
          "min": 2,
          "typ": 4,
          "max": 8,
          "conditions": "VCC=3.3V",
          "source_page": 12,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Input voltage at any bus terminal",
          "symbol": "VI",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -7,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage (driver, driver enable, receiver enable inputs)",
          "symbol": "VIH",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "driver, driver enable, and receiver enable inputs",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage (driver, driver enable, receiver enable inputs)",
          "symbol": "VIL",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.8,
          "conditions": "driver, driver enable, and receiver enable inputs",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Differential input voltage",
          "symbol": "VID",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -7,
          "typ": null,
          "max": 12,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Operating ambient temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "VCC to GND",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Voltage at logic pin D, DE, /RE, R",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Printed maximum is VCC + 0.3 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Voltage at bus pin A, B, Y, Z",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -15,
          "typ": null,
          "max": 15,
          "conditions": "Footnote (1): ±15 V in receiver mode, -8 V to +13 V in driver mode",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
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