SP3494EN-L

{
  "schema_version": 1,
  "type": "component",
  "slug": "sp3494en-l",
  "title": "SP3494EN-L",
  "brief": "MaxLinear RS-485 / RS-422 ICs, SOIC-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": [
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    "interface",
    "sp3494en-l",
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  "component": {
    "mpn": "SP3494EN-L",
    "manufacturer": "MaxLinear",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588923288898297856",
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      "model_3d_step": "sp3494en-l-etched.step",
      "model_3d_step_plain": "sp3494en-l.step",
      "lbr": "sp3494en-l.lbr"
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    "distributor_links": {
      "lcsc": "C2671840"
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      "checked_at": "2026-10-17T14:57:10Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
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    },
    "pins": [
      {
        "number": "1",
        "name": "RO",
        "type": "output",
        "description": "Receiver output: goes HIGH when A−B is at or above +0.2V and LOW when A−B is at or below −0.2V, and is HIGH when the inputs are left open (fail-safe)."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver output enable, active LOW: a logic LOW enables the receiver and a logic HIGH disables it, and RE high with DE low puts the device into shutdown (<10µA supply current)."
      },
      {
        "number": "3",
        "name": "DE",
        "type": "input",
        "description": "Driver output enable, active HIGH: a logic HIGH enables the driver outputs and a logic LOW forces them to high impedance (Z); input high threshold is 2.0V minimum and input low threshold is 0.8V maximum."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Driver input: with DE high, a logic HIGH drives A high and B low, and a logic LOW drives A low and B high; input thresholds are 2.0V minimum (high) and 0.8V maximum (low)."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Non-inverting driver output and receiver input; receiver common-mode input range is −7V to +12V and receiver input sensitivity is ±200mV."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Inverting driver output and receiver input; receiver common-mode input range is −7V to +12V and receiver input sensitivity is ±200mV."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 3.3V ±5%."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers and names are taken from Table 5 (Pin Descriptions) on page 8 of the text. The Figure 2 "
        ],
        "pages_sent": 14,
        "cost_usd": 0.0496,
        "at": "2026-10-17T14:55:17"
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        "sha256": "ff9906c2e2d6d38d",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
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        "described": 8,
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    "viewers": {
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  "metadata": {
    "specs": {
      "Manufacturer": "MaxLinear",
      "Package": "SOIC-8",
      "Category": "Interface",
      "Pins": "8"
    },
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          "name": "Driver input to output, tPLH",
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          "name": "Differential driver skew |tDO1 - tDO2|",
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          "name": "Input current (A, B), VIN = -7V",
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          "name": "Shutdown mode supply current",
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          "name": "Supply voltage VCC",
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          "name": "Input voltage, drivers",
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          "name": "Input voltage, receivers",
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          "name": "Output voltage, drivers",
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          "name": "Power dissipation, 8-pin NSOIC",
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          "name": "Supply voltage tolerance",
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          "name": "Operating temperature range, EN-L grade",
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          "name": "Package thermal resistance, 8-pin NSOIC",
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          "name": "Input hysteresis",
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