AM26LS31CN

{
  "slug": "am26ls31cn",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments RS-485 / RS-422 ICs, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "am26ls31cn",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "am26ls31cn.kicad_sym",
    "am26ls31cn.kicad_mod",
    "am26ls31cn.glb",
    "am26ls31cn.step",
    "am26ls31cn.lbr",
    "docs/hero.png",
    "docs/am26ls31cn-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "AM26LS31CN",
    "manufacturer": "Texas Instruments",
    "package": "DIP-16",
    "pin_count": 16,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/am26ls31",
    "parts": {
      "symbol": "am26ls31cn.kicad_sym",
      "footprint": "am26ls31cn.kicad_mod",
      "model_3d": "am26ls31cn-etched.glb",
      "model_3d_plain": "am26ls31cn.glb",
      "model_3d_step": "am26ls31cn-etched.step",
      "model_3d_step_plain": "am26ls31cn.step",
      "lbr": "am26ls31cn.lbr"
    },
    "distributor_links": {
      "lcsc": "C29911"
    },
    "pins": [
      {
        "number": "1",
        "name": "1A",
        "type": "input",
        "description": "Logic data input for RS-422 driver 1."
      },
      {
        "number": "2",
        "name": "1Y",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 1 capable of driving ±30 mA loads."
      },
      {
        "number": "3",
        "name": "1Z",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 1 capable of driving ±30 mA loads."
      },
      {
        "number": "4",
        "name": "G",
        "type": "input",
        "description": "Active-high output enable input for drivers 1 and 2."
      },
      {
        "number": "5",
        "name": "2Z",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 2 capable of driving ±30 mA loads."
      },
      {
        "number": "6",
        "name": "2Y",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 2 capable of driving ±30 mA loads."
      },
      {
        "number": "7",
        "name": "2A",
        "type": "input",
        "description": "Logic data input for RS-422 driver 2."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference pin."
      },
      {
        "number": "9",
        "name": "3A",
        "type": "input",
        "description": "Logic data input for RS-422 driver 3."
      },
      {
        "number": "10",
        "name": "3Y",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 3 capable of driving ±30 mA loads."
      },
      {
        "number": "11",
        "name": "3Z",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 3 capable of driving ±30 mA loads."
      },
      {
        "number": "12",
        "name": "G",
        "type": "input",
        "description": "Active-low output enable input for drivers 3 and 4."
      },
      {
        "number": "13",
        "name": "4Z",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 4 capable of driving ±30 mA loads."
      },
      {
        "number": "14",
        "name": "4Y",
        "type": "output",
        "description": "RS-422 complementary differential output for driver 4 capable of driving ±30 mA loads."
      },
      {
        "number": "15",
        "name": "4A",
        "type": "input",
        "description": "Logic data input for RS-422 driver 4."
      },
      {
        "number": "16",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply input; 4.75 V to 5.25 V recommended for commercial grade."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 35,
        "cost_usd": 0.3042,
        "at": "2026-09-24T06:06:34"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/am26ls31",
        "pages": 35,
        "sha256": "aa1334801b86f628",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "am26ls31cn.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "am26ls31cn-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          19.177,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "75e321bf9930e561f4f631c55f783d4a3ff03df3e0913f363ac29a0e41269525",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}