DS34LV86TMX

{
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  "type": "component",
  "slug": "ds34lv86tmx",
  "title": "DS34LV86TMX",
  "brief": "Texas Instruments RS-485 / RS-422 ICs, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "DS34LV86TMX",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ds34lv86t",
    "parts": {
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      "footprint": "ds34lv86tmx.kicad_mod",
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      "lbr": "ds34lv86tmx.lbr"
    },
    "distributor_links": {
      "lcsc": "C140249"
    },
    "pins": [
      {
        "number": "1",
        "name": "RI1-",
        "type": "input",
        "description": "Inverting differential input of Receiver 1; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "2",
        "name": "RI1+",
        "type": "input",
        "description": "Non-inverting differential input of Receiver 1; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "3",
        "name": "RO1",
        "type": "tri_state",
        "description": "TTL/LVCMOS-compatible tri-state output of Receiver 1, driven High/Low per the differential input and forced to Z (high impedance) when EN is Low."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Tri-state enable input controlling Receivers 1 and 2; a High enables the outputs, a Low forces the outputs to Tri-State (Z), with VIH min 2.0V and VIL max 0.8V."
      },
      {
        "number": "5",
        "name": "RO2",
        "type": "tri_state",
        "description": "TTL/LVCMOS-compatible tri-state output of Receiver 2, driven High/Low per the differential input and forced to Z (high impedance) when EN is Low."
      },
      {
        "number": "6",
        "name": "RI2+",
        "type": "input",
        "description": "Non-inverting differential input of Receiver 2; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "7",
        "name": "RI2-",
        "type": "input",
        "description": "Inverting differential input of Receiver 2; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "9",
        "name": "RI3-",
        "type": "input",
        "description": "Inverting differential input of Receiver 3; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "10",
        "name": "RI3+",
        "type": "input",
        "description": "Non-inverting differential input of Receiver 3; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "11",
        "name": "RO3",
        "type": "tri_state",
        "description": "TTL/LVCMOS-compatible tri-state output of Receiver 3, driven High/Low per the differential input and forced to Z (high impedance) when the associated EN is Low."
      },
      {
        "number": "12",
        "name": "EN",
        "type": "input",
        "description": "Tri-state enable input controlling Receivers 3 and 4; a High enables the outputs, a Low forces the outputs to Tri-State (Z), with VIH min 2.0V and VIL max 0.8V."
      },
      {
        "number": "13",
        "name": "RO4",
        "type": "tri_state",
        "description": "TTL/LVCMOS-compatible tri-state output of Receiver 4, driven High/Low per the differential input and forced to Z (high impedance) when the associated EN is Low."
      },
      {
        "number": "14",
        "name": "RI4+",
        "type": "input",
        "description": "Non-inverting differential input of Receiver 4; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "15",
        "name": "RI4-",
        "type": "input",
        "description": "Inverting differential input of Receiver 4; accepts differential signals as low as ±200 mV over an input voltage range up to ±14V (abs max)."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply voltage pin, recommended operating range 3.0V to 3.6V (typical 3.3V), absolute maximum +7V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-sonnet-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-4-8",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
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        "pages_sent": 16,
        "cost_usd": 0.5239,
        "at": "2026-09-23T22:55:17"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ds34lv86t",
        "pages": 16,
        "sha256": "872dd27342467d16",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          9.9,
          1.75
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ds34lv86tmx-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9485d70d7d135ffdd836ba6802bf719c8dfaf65de55389493dffa2bd5f777db1",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-16",
      "Category": "Interface",
      "Pins": "16"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_pitch": "DS34LV86TMX (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
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}