COSMAX13487EESA

{
  "schema_version": 1,
  "type": "component",
  "slug": "cosmax13487eesa",
  "title": "COSMAX13487EESA",
  "brief": "COSINE RS-485 / RS-422 ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "cosmax13487eesa"
  ],
  "component": {
    "mpn": "COSMAX13487EESA",
    "manufacturer": "COSINE",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "RS-485 / RS-422 ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603191032075345920",
    "parts": {
      "symbol": "cosmax13487eesa.kicad_sym",
      "footprint": "cosmax13487eesa.kicad_mod",
      "model_3d": "cosmax13487eesa-etched.glb",
      "model_3d_plain": "cosmax13487eesa.glb",
      "model_3d_step": "cosmax13487eesa-etched.step",
      "model_3d_step_plain": "cosmax13487eesa.step",
      "lbr": "cosmax13487eesa.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "RO",
        "type": "output",
        "description": "Receiver output. When receiver is enabled (RE low), RO is high if A-B > +200 mV and low if A-B < -200 mV. High-impedance when RE is high or in shutdown."
      },
      {
        "number": "2",
        "name": "RE",
        "type": "input",
        "description": "Receiver output enable, active low (hot-swap input). A low enables the receiver output RO; a high lets the internal auto-direction circuit control the receiver."
      },
      {
        "number": "3",
        "name": "SHDN",
        "type": "input",
        "description": "Shutdown, active low. Drive SHDN low to put the device into shutdown mode (<10 µA); drive high for normal operation."
      },
      {
        "number": "4",
        "name": "DI",
        "type": "input",
        "description": "Driver input. Low forces A low and B high; high forces A high and B low. Also feeds the internal state machine that auto-enables/disables the driver; must be held high in idle."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference (0 V)."
      },
      {
        "number": "6",
        "name": "A",
        "type": "bidirectional",
        "description": "Non-inverting RS-485/RS-422 bus pin: non-inverting receiver input and non-inverting driver output. ±15 kV HBM ESD protection; withstands -7 V to +12 V common-mode range."
      },
      {
        "number": "7",
        "name": "B",
        "type": "bidirectional",
        "description": "Inverting RS-485/RS-422 bus pin: inverting receiver input and inverting driver output. ±15 kV HBM ESD protection; withstands -7 V to +12 V common-mode range."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply, 3.0 V to 5.5 V. Bypass to GND with a 0.1 µF ceramic capacitor. Quiescent current ~700 µA typ."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603191032075345920",
        "pages": 14,
        "sha256": "cf855f03e34f9b22",
        "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": "cosmax13487eesa.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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cosmax13487eesa-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": "703186af16d23c13330d6bfaa29d94c43f8b886487d9c63cfeae4084f7ded183",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "COSINE",
      "Package": "SOP-8",
      "Category": "Interface",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "COSMAX13487EESACOS13487EE",
      "kind": "packaging"
    },
    {
      "mpn": "COSMAX13487EESACOS13488EE",
      "kind": "packaging"
    },
    {
      "mpn": "COSMAX13487EESACOS13487EM",
      "kind": "packaging"
    },
    {
      "mpn": "COSMAX13487EESACOS13488EM",
      "kind": "packaging"
    },
    {
      "mpn": "COSMAX13487EESACOS13487EF",
      "kind": "packaging"
    },
    {
      "mpn": "COSMAX13487EESACOS13488EF",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cosmax13487eesa"
  ],
  "discovery_pitch": "COSMAX13487EESA (COSINE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cosmax13487eesa.kicad_sym",
    "cosmax13487eesa.kicad_mod",
    "cosmax13487eesa.glb",
    "cosmax13487eesa.step",
    "cosmax13487eesa.lbr",
    "docs/hero.png",
    "docs/cosmax13487eesa-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T19:31:18.648Z"
}