ATA6560-GAQW-VAO

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  "slug": "ata6560-gaqw-vao",
  "title": "ATA6560-GAQW-VAO",
  "brief": "Microchip CAN ICs, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "comm-uart",
    "ata6560-gaqw-vao"
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  "component": {
    "mpn": "ATA6560-GAQW-VAO",
    "manufacturer": "Microchip",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Comm/UART",
    "subcategory": "CAN ICs",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2210150000_Microchip-Tech-ATA6560-GAQW-VAO_C2987174.pdf",
    "parts": {
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    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmit Data Input from the CAN controller. Internal pull-up (RTXD ~35 kΩ typ, 20-50 kΩ) to VIO ensures a defined recessive state if left floating. Logic thresholds are VIL ≤ 0.3×VVIO and VIH ≥ 0.7×VVIO. A low level for longer than tto(dom)TXD triggers the TXD dominant time-out and releases the bus to recessive."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground Supply (0 V reference). All voltages in the datasheet are defined with respect to this pin. On the VDFN package the exposed thermal pad is internally connected to GND and must be tied to ground."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Main supply voltage, 4.5 V to 5.5 V (nominal 5 V). Recommend a 100 nF decoupling capacitor to GND. Supply current is typ. 50 mA dominant, 2-5 mA recessive, and ~7 µA in Standby mode. Undervoltage detection threshold Vuvd(VCC) is 2.75-4.5 V; the transceiver disengages from the bus below this."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "Receive Data Output; reports the state of the CAN bus (LOW = dominant, HIGH = recessive) to the microcontroller. Push-pull output referenced to VIO (which is internally tied to VCC on the ATA6560). Also switched LOW to signal a wake-up request when a valid wake-up pattern is detected on the bus in Standby mode."
      },
      {
        "number": "5",
        "name": "NSIL",
        "type": "input",
        "description": "Silent-mode control input, active LOW (ATA6560 only). With STBY = LOW: NSIL = HIGH selects Normal mode, NSIL = LOW selects Silent (receive-only) mode where the transmitter is disabled. Internal pull-up (Rpu 75-175 kΩ, typ. 125 kΩ) to VIO ensures a defined HIGH state if left open. Microchip recommends keeping NSIL HIGH in Standby to minimize IVIO."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "Low-level CAN bus line. Differential CAN transceiver output/input; driven low in the dominant state and biased to VCC/2 (Normal mode) or to GND (Standby mode). Protected against short-circuit to GND or a positive supply, transient-protected per ISO 7637-2 (-150 V to +100 V), and rated for ±8 kV ESD (IEC 61000-4-2) at pin level."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "High-level CAN bus line. Differential CAN transceiver output/input; driven high in the dominant state and biased to VCC/2 (Normal mode) or to GND (Standby mode). Same short-circuit, transient, and ESD protection as CANL. Connect via the network's 60 Ω differential termination (typically two 60 Ω resistors or 120 Ω at each bus end)."
      },
      {
        "number": "8",
        "name": "STBY",
        "type": "input",
        "description": "Standby-mode control input. LOW = Normal (or Silent) mode, HIGH = low-power Standby mode (transmitter and HSC off; only the wake-up comparator monitors the bus). Internal pull-up (Rpu 75-175 kΩ, typ. 125 kΩ) to VIO puts the device in Standby by default if the pin is left floating. Logic thresholds are VIL ≤ 0.3×VVIO and VIH ≥ 0.7×VVIO."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2210150000_Microchip-Tech-ATA6560-GAQW-VAO_C2987174.pdf",
        "pages": 28,
        "sha256": "dac60589c9c1902e",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
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        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Microchip",
      "Package": "SOP-8",
      "Category": "Comm/UART",
      "Pins": "8"
    }
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  "discovery_pitch": "ATA6560-GAQW-VAO (Microchip) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
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  "updated_at": "2026-09-24T17:15:25.994Z"
}