WS490H

{
  "slug": "ws490h",
  "version": "0.1.0",
  "type": "component",
  "description": "wisesun RF Transceiver ICs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "rf and wireless",
    "ws490h",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ws490h.kicad_sym",
    "ws490h.kicad_mod",
    "ws490h.glb",
    "ws490h.step",
    "ws490h.lbr",
    "docs/hero.png",
    "docs/ws490h-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ws490h-hero.glb",
    "ws490h-hero.overlay.json"
  ],
  "component": {
    "mpn": "WS490H",
    "manufacturer": "wisesun",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "RF And Wireless",
    "subcategory": "RF Transceiver ICs",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602938571376369664",
    "parts": {
      "symbol": "ws490h.kicad_sym",
      "footprint": "ws490h.kicad_mod",
      "model_3d": "ws490h-hero.glb",
      "model_3d_plain": "ws490h.glb",
      "model_3d_step": "ws490h-etched.step",
      "model_3d_step_plain": "ws490h.step",
      "lbr": "ws490h.lbr"
    },
    "distributor_links": {
      "lcsc": "C19185748"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T18:11:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the receiver (table 1: 接地管脚)."
      },
      {
        "number": "2",
        "name": "ANT",
        "type": "input",
        "description": "RF signal input pin for the 315/433 MHz ASK/OOK antenna, fed through the external matching network shown in the typical circuits."
      },
      {
        "number": "3",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply pin, rated DC 2.0 V to 5.5 V in operating conditions, with an absolute maximum of -0.3 V to 5.5 V."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave floating (悬空)."
      },
      {
        "number": "5",
        "name": "DO",
        "type": "output",
        "description": "Demodulated digital data output; it is driven low when the chip is in shutdown (SHUT high) and carries the demodulated signal in normal operation."
      },
      {
        "number": "6",
        "name": "SHUT",
        "type": "input",
        "description": "Operating-mode select: tie to VDD for shutdown mode (about 0.1 µA, DO low) and to GND for normal receive mode."
      },
      {
        "number": "7",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave floating (悬空)."
      },
      {
        "number": "8",
        "name": "RO",
        "type": "input",
        "description": "External crystal connection for the internal Colpitts reference oscillator, with crystal frequency set by FOSC = FRF/(32+1.1/12), e.g. 13.52127 MHz for 433.92 MHz."
      }
    ],
    "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: Pin 8 is named 'RO' in the pin table and typical circuit but is called REFOSC/ZREFOSC in the electri; Shutdown current is given as 0.01 µA in the receiver spec table (3.3) but as 0.1 µA in the SHUTDOWN ; Pinout is taken from the Table 1 pin definitions and the SOP-8 package page. The datasheet does not "
        ],
        "pages_sent": 7,
        "cost_usd": 0.0341,
        "at": "2026-10-09T18:09:38"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602938571376369664",
        "pages": 7,
        "sha256": "89e19693e2df41c3",
        "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": "ws490h.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ws490h-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "674eb8fc831982c356f108f4724a87c82a65baf38cc52a7b6d7009323902ae3f",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}