MS5542

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  "title": "MS5542",
  "brief": "Hangzhou Ruimeng Tech Digital To Analog Converters (DAC), SOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "MS5542",
    "manufacturer": "Hangzhou Ruimeng Tech",
    "package": "SOP-14",
    "pin_count": 14,
    "category": "Data Acquisition",
    "subcategory": "Digital To Analog Converters (DAC)",
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    "pins": [
      {
        "number": "1",
        "name": "RFB",
        "type": "output",
        "description": "Resistive feedback pin that connects to the external op-amp output in bipolar mode (typical feedback resistor 28 kΩ per the bipolar circuit)."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "output",
        "description": "DAC analog output voltage; unbuffered and able to drive a 60 kΩ load, with unipolar output range 0 V to VREF−1LSB."
      },
      {
        "number": "3",
        "name": "AGNDF",
        "type": "power_in",
        "description": "Analog reference ground, part of the Kelvin-connected analog ground pair with AGNDS."
      },
      {
        "number": "4",
        "name": "AGNDS",
        "type": "power_in",
        "description": "Analog reference ground, part of the Kelvin-connected analog ground pair with AGNDF."
      },
      {
        "number": "5",
        "name": "REFS",
        "type": "input",
        "description": "DAC input reference voltage (load side); connect an external 2.5 V reference, with a valid range of 2 V to VDD."
      },
      {
        "number": "6",
        "name": "REFF",
        "type": "input",
        "description": "DAC input reference voltage (sense side); connect an external 2.5 V reference, with a valid range of 2 V to VDD."
      },
      {
        "number": "7",
        "name": "CS",
        "type": "input",
        "description": "Chip-select logic input that enables frame transfer; data is loaded only while CS is low, and a low-to-high transition transfers the serial register to the DAC register when LDAC is low."
      },
      {
        "number": "8",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input; data is shifted into the serial input register on the rising edge, with a maximum clock rate of 20 MHz."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected."
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      {
        "number": "10",
        "name": "DIN",
        "type": "input",
        "description": "Serial data input for 16-bit words, clocked in on the SCLK rising edge with MSB first."
      },
      {
        "number": "11",
        "name": "LDAC",
        "type": "input",
        "description": "Load DAC control; when driven low, the DAC register is updated synchronously with the serial input register contents."
      },
      {
        "number": "12",
        "name": "DGND",
        "type": "power_in",
        "description": "Digital ground reference, specified at 0 V relative to AGND."
      },
      {
        "number": "13",
        "name": "INV",
        "type": "output",
        "description": "Connects to the DAC internal scaling resistor; in bipolar mode it connects to the external op-amp inverting input."
      },
      {
        "number": "14",
        "name": "VDD",
        "type": "power_in",
        "description": "Power supply, specified from 2.7 V to 5.5 V."
      }
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      "Category": "Data Acquisition",
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