ATA6561-GAQW

{
  "schema_version": 1,
  "type": "component",
  "slug": "ata6561-gaqw",
  "title": "ATA6561-GAQW",
  "brief": "Microchip CAN Controllers, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "interface",
    "ata6561-gaqw"
  ],
  "component": {
    "mpn": "ATA6561-GAQW",
    "manufacturer": "Microchip",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "CAN Controllers",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201121430_Microchip-Tech-ATA6561-GAQW_C2929602.pdf",
    "parts": {
      "symbol": "ata6561-gaqw.kicad_sym",
      "footprint": "ata6561-gaqw.kicad_mod",
      "model_3d": "ata6561-gaqw-etched.glb",
      "model_3d_plain": "ata6561-gaqw.glb",
      "model_3d_step": "ata6561-gaqw-etched.step",
      "model_3d_step_plain": "ata6561-gaqw.step",
      "lbr": "ata6561-gaqw.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmit Data Input from the CAN controller to the transceiver. Internally pulled up to VIO (which is internally tied to VCC on ATA6560). Dominant time-out disables the driver if held low longer than t_to(dom)TXD."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground supply reference (0 V)."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage for the transceiver, 4.5 V to 5.5 V nominal. On ATA6560 the VCC and internal VIO rails are internally connected, so I/O levels are 5 V-compatible."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "Receive Data Output; reads out data from the CAN bus lines. Push-pull output referenced to VIO/VCC. Recessive = HIGH, dominant = LOW; also signals wake-up requests in Standby mode."
      },
      {
        "number": "5",
        "name": "NSIL",
        "type": "input",
        "description": "Silent Mode Control Input (low active). Together with STBY selects Silent (receive-only) mode. Internally pulled up to VIO/VCC."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "Low-level CAN bus line. Differential I/O with CANH, driven low in dominant state and biased to VCC/2 in Normal mode. Short-circuit protected to GND or a positive supply, with ISO 7637-part-2 transient tolerance -150 V to +100 V and ±8 kV ESD (IEC 61000-4-2)."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "High-level CAN bus line. Differential I/O with CANL, driven high in dominant state and biased to VCC/2 in Normal mode. Short-circuit protected, with ISO 7637-part-2 transient tolerance -150 V to +100 V and ±8 kV ESD (IEC 61000-4-2)."
      },
      {
        "number": "8",
        "name": "STBY",
        "type": "input",
        "description": "Standby Mode Control Input. HIGH selects Standby (low-power) mode; LOW together with the appropriate NSIL/TXD state selects Normal or Silent operation. Internally pulled up to VIO/VCC."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2201121430_Microchip-Tech-ATA6561-GAQW_C2929602.pdf",
        "pages": 28,
        "sha256": "dac60589c9c1902e",
        "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": "ata6561-gaqw.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": "ata6561-gaqw-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": "2d50017ed85e2e38f5788a0404d6574743c44325b53db8ce19bf519749322af9",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip",
      "Package": "SOIC-8",
      "Category": "Interface",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ata6561-gaqw"
  ],
  "discovery_pitch": "ATA6561-GAQW (Microchip) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ata6561-gaqw.kicad_sym",
    "ata6561-gaqw.kicad_mod",
    "ata6561-gaqw.glb",
    "ata6561-gaqw.step",
    "ata6561-gaqw-etched.step",
    "ata6561-gaqw.lbr",
    "docs/hero.png",
    "docs/ata6561-gaqw-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:15:34.136Z"
}