MCP2542WFD-E

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  "slug": "mcp2542wfd-e",
  "title": "MCP2542WFD-E",
  "brief": "Microchip Tech CAN ICs, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "MCP2542WFD-E",
    "manufacturer": "Microchip Tech",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Communication Interface Chip/UART/485/232",
    "subcategory": "CAN ICs",
    "datasheet": "https://ww1.microchip.com/downloads/aemDocuments/documents/APID/ProductDocuments/DataSheets/MCP2542FD-MCP2542WFD-4WFD-Data-Sheet-DS20005514C.pdf",
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    },
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmit data input from the CAN controller; low drives CANH/CANL Dominant, high Recessive, with an internal nominal 33 kΩ pull-up to VIO."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground supply pin."
      },
      {
        "number": "3",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply voltage pin supplying the transmitter and receiver, including the wake-up receiver."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "CMOS-compatible receive data output driven to VIO, high when the bus is Recessive and low when Dominant."
      },
      {
        "number": "5",
        "name": "VIO",
        "type": "power_in",
        "description": "Digital I/O supply pin for TXD, RXD and STBY, enabling interfacing to MCUs with 1.8V to 5V I/O."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "CAN Low-level voltage I/O driving the low side of the differential bus and tied to the receive comparator; disconnects from the bus when unpowered."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "CAN High-level voltage I/O driving the high side of the differential bus and tied to the receive comparator; disconnects from the bus when unpowered."
      },
      {
        "number": "8",
        "name": "STBY",
        "type": "input",
        "description": "Standby mode input selecting Normal or Standby mode, with an internal MOS pull-up to VIO (typically 660 kΩ at 5V, 1.1 MΩ at 3.3V, 4.4 MΩ at 1.8V)."
      }
    ],
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      "Manufacturer": "Microchip Tech",
      "Package": "SOIC-8",
      "Category": "Communication Interface Chip/UART/485/232",
      "Pins": "8"
    },
    "appearance": {
      "contacts": {
        "quote": "8-Lead Plastic Small Outline (SN) - Narrow, 3.90 mm (.150 In.) Body [SOIC] A A2",
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          "name": "VDD supply voltage",
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          "name": "Soldering temperature of leads",
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          "max": 5,
          "conditions": "Recessive, VTXD = VDD",
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          "name": "Standby current",
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          "max": 16,
          "conditions": "MCP2542FD and MCP2542WFD, includes IIO",
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          "unit": "mA",
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          "max": 140,
          "conditions": "Fault condition: VTXD = VSS, VCANH = VCANL = -5V to +18V (Note 1)",
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        {
          "name": "VDD UV high level",
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        {
          "name": "UV comparator hysteresis",
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        {
          "name": "Digital supply voltage range",
          "symbol": "VIO",
          "kind": "electrical",
          "unit": "V",
          "min": 1.7,
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          "name": "Supply current on VIO, recessive",
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          "unit": "µA",
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          "conditions": "Recessive, VTXD = VIO",
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        {
          "name": "Supply current on VIO, dominant",
          "symbol": "IIO",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
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        {
          "name": "VIO standby current",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.3,
          "max": 2,
          "conditions": "Bus recessive (Note 1)",
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          "source": "datasheet"
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        {
          "name": "VIO POR high level",
          "symbol": "VPORH_VIO",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": 1.2,
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          "conditions": "",
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        {
          "name": "VIO POR low level",
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          "unit": "V",
          "min": 0.7,
          "typ": 1.1,
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        {
          "name": "CANH/CANL recessive bus output voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 2,
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          "max": 3,
          "conditions": "VTXD = VDD, no load",
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        {
          "name": "CANH/CANL bus output voltage in standby",
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          "min": -0.1,
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          "max": 0.1,
          "conditions": "STBY = VTXD = VDD, no load",
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          "name": "Recessive output current",
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          "unit": "mA",
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          "typ": null,
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          "conditions": "-24V < VCAN < +24V",
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        {
          "name": "CANH dominant output voltage",
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          "conditions": "TXD = 0, RL = 50 to 65",
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        {
          "name": "CANL dominant output voltage",
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        {
          "name": "Driver symmetry",
          "symbol": "VSYM",
          "kind": "electrical",
          "unit": "V",
          "min": 0.9,
          "typ": 1,
          "max": 1.1,
          "conditions": "1 MHz square wave, Recessive and Dominant states, and transition (Note 1)",
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        {
          "name": "Dominant differential output voltage",
          "symbol": "VO(DIFF)(D)",
          "kind": "electrical",
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          "max": 3,
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          "name": "Dominant differential output voltage",
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          "name": "Recessive differential output voltage, normal",
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          "name": "Recessive differential output voltage, standby",
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          "name": "CANH short-circuit output current",
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          "unit": "mA",
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          "name": "CANL short-circuit output current",
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          "unit": "mA",
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          "conditions": "VTXD = VSS, VCANL = +18V, CANH: floating",
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          "name": "Recessive differential input voltage, normal",
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          "conditions": "Normal mode, -12V < V(CANH, CANL) < +12V (Note 3)",
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          "name": "Recessive differential input voltage, standby",
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          "name": "Dominant differential input voltage, normal",
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          "name": "Dominant differential input voltage, standby",
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          "conditions": "Normal mode, -12V < V(CANH, CANL) < +12V (Note 3)",
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          "name": "Differential receiver threshold, standby",
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          "conditions": "Standby mode, -12V < V(CANH, CANL) < +12V (Note 3)",
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        {
          "name": "Differential input hysteresis",
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          "min": 30,
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          "conditions": "Normal mode (Note 1)",
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        {
          "name": "Differential input resistance",
          "symbol": "RDIFF",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 12,
          "typ": 25,
          "max": 100,
          "conditions": "Note 1",
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        },
        {
          "name": "Internal resistance matching",
          "symbol": "mR",
          "kind": "electrical",
          "unit": "%",
          "min": -3,
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          "max": 3,
          "conditions": "VCANH = VCANL (Note 1)",
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        {
          "name": "CANH, CANL input leakage",
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        {
          "name": "High-level input voltage (TXD, STBY)",
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          "unit": "VIO",
          "min": 0.7,
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