SN75LVCP412ARTJR

{
  "schema_version": 1,
  "type": "component",
  "slug": "sn75lvcp412artjr",
  "title": "SN75LVCP412ARTJR",
  "brief": "Texas Instruments Signal Buffers, Repeaters, Splitters, QFN-20-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",
    "sn75lvcp412artjr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "SN75LVCP412ARTJR",
    "manufacturer": "Texas Instruments",
    "package": "QFN-20-EP(4x4)",
    "pin_count": 21,
    "category": "Interface",
    "subcategory": "Signal Buffers, Repeaters, Splitters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/sn75lvcp412a",
    "parts": {
      "symbol": "sn75lvcp412artjr.kicad_sym",
      "footprint": "sn75lvcp412artjr.kicad_mod",
      "model_3d": "sn75lvcp412artjr-hero.glb",
      "model_3d_plain": "sn75lvcp412artjr.glb",
      "model_3d_step": "sn75lvcp412artjr-etched.step",
      "model_3d_step_plain": "sn75lvcp412artjr.step",
      "lbr": "sn75lvcp412artjr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2675069",
      "digikey": "296-39219-2-ND",
      "mouser": "595-SN75LVCP412ARTJR"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T09:15:16Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-39219-2-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "595-SN75LVCP412ARTJR",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "RX_1P",
        "type": "input",
        "description": "Non-inverting CML differential input for channel 1, internally biased through the dual termination circuit (ZDiffRX 85 to 100 to 115 Ω)."
      },
      {
        "number": "2",
        "name": "RX_1N",
        "type": "input",
        "description": "Inverting CML differential input for channel 1, internally biased through the dual termination circuit (ZDiffRX 85 to 100 to 115 Ω)."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Supply ground."
      },
      {
        "number": "4",
        "name": "TX_2N",
        "type": "output",
        "description": "Inverting CML differential output for channel 2, internally tied to voltage bias through termination resistors."
      },
      {
        "number": "5",
        "name": "TX_2P",
        "type": "output",
        "description": "Non-inverting CML differential output for channel 2, internally tied to voltage bias through termination resistors."
      },
      {
        "number": "6",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 3.3 V ±10% (3.0 V to 3.6 V recommended operating range)."
      },
      {
        "number": "7",
        "name": "EN",
        "type": "input",
        "description": "LVCMOS device enable, internally pulled up to VCC; driving it low (VIL max 0.5 V) puts the device in standby, with outputs Hi-Z, within 2 µs max."
      },
      {
        "number": "8",
        "name": "PE2",
        "type": "input",
        "description": "LVCMOS control selecting channel 2 output pre-emphasis (0 dB or 2.5 dB) per Table 2; internally pulled down to GND."
      },
      {
        "number": "9",
        "name": "PE1",
        "type": "input",
        "description": "LVCMOS control selecting channel 1 output pre-emphasis (0 dB or 2.5 dB) per Table 2; internally pulled down to GND."
      },
      {
        "number": "10",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 3.3 V ±10% (3.0 V to 3.6 V recommended operating range)."
      },
      {
        "number": "11",
        "name": "RX2P",
        "type": "input",
        "description": "Non-inverting CML differential input for channel 2, internally biased through the dual termination circuit."
      },
      {
        "number": "12",
        "name": "RX2N",
        "type": "input",
        "description": "Inverting CML differential input for channel 2, internally biased through the dual termination circuit."
      },
      {
        "number": "13",
        "name": "GND",
        "type": "power_in",
        "description": "Supply ground."
      },
      {
        "number": "14",
        "name": "TX1N",
        "type": "output",
        "description": "Inverting CML differential output for channel 1, internally tied to voltage bias through termination resistors."
      },
      {
        "number": "15",
        "name": "TX1P",
        "type": "output",
        "description": "Non-inverting CML differential output for channel 1, internally tied to voltage bias through termination resistors."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 3.3 V ±10% (3.0 V to 3.6 V recommended operating range)."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Supply ground."
      },
      {
        "number": "18",
        "name": "GND",
        "type": "power_in",
        "description": "Supply ground."
      },
      {
        "number": "19",
        "name": "GND",
        "type": "power_in",
        "description": "Supply ground."
      },
      {
        "number": "20",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply, 3.3 V ±10% (3.0 V to 3.6 V recommended operating range)."
      },
      {
        "number": "21",
        "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": [
          "extractor flagged: The package hint says QFN-20-EP(4x4). The datasheet calls it a 20-pin QFN (RTJ) and the package draw; The ordering addendum (page 22) lists SN75LVCP412ARTJR as Obsolete. Confirm availability with TI bef; Pin numbers 8 and 9 for PE2 and PE1 come from the terminal table, which lists '9,8 PE1, PE2'. The as",
          "exposed pad 21 added from the footprint"
        ],
        "pages_sent": 24,
        "cost_usd": 0.0881,
        "at": "2026-10-11T09:15:01"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/sn75lvcp412a",
        "pages": 24,
        "sha256": "16427b526d5c8605",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 21,
        "described": 21,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "sn75lvcp412artjr.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": "c9476a1612023de37f27b4972110ab6ac6dc0eaf5ac48957a2e1c497650082a5",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sn75lvcp412artjr-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": "3d627400ee25c722ffc61b45dab957f63deb6d79b013079e378cdc7e8ea2ed3e",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "QFN-20-EP(4x4)",
      "Category": "Interface",
      "Pins": "21"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "sn75lvcp412artjr"
  ],
  "discovery_pitch": "SN75LVCP412ARTJR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
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  "visibility": {
    "public": true
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}