AD5422BREZ-REEL

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  "slug": "ad5422brez-reel",
  "title": "AD5422BREZ-REEL",
  "brief": "Analog Devices Digital To Analog Converters (DAC), HTSSOP-24. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "AD5422BREZ-REEL",
    "manufacturer": "Analog Devices",
    "package": "HTSSOP-24",
    "pin_count": 25,
    "category": "Data Acquisition",
    "subcategory": "Digital To Analog Converters (DAC)",
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    "pins": [
      {
        "number": "1",
        "name": "AVSS",
        "type": "power_in",
        "description": "Negative analog supply. Range −3 V to −24 V. May be tied to 0 V when only a unipolar output range is used."
      },
      {
        "number": "2",
        "name": "DVCC",
        "type": "power_in",
        "description": "Digital supply. Range 2.7 V to 5.5 V. Leave floating if the internal 4.5 V LDO is used (DVCC SELECT tied to GND) so this pin can be driven by the internal LDO output."
      },
      {
        "number": "3",
        "name": "FAULT",
        "type": "output",
        "description": "Fault alert, active-low, open-drain output. Asserted when an open circuit is detected in current mode or when an over-temperature condition is detected. Requires an external pull-up."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin (0 V)."
      },
      {
        "number": "5",
        "name": "CLEAR SELECT",
        "type": "input",
        "description": "Selects the voltage-output clear code loaded on a CLEAR event: zero scale or mid-scale (see Table 21)."
      },
      {
        "number": "6",
        "name": "CLEAR",
        "type": "input",
        "description": "Active-high asynchronous clear input. Assertion drives the current output to the low end of the selected range and the voltage output to the user-selected value (zero or mid-scale)."
      },
      {
        "number": "7",
        "name": "LATCH",
        "type": "input",
        "description": "Positive-edge sensitive latch. On the rising edge, the contents of the input shift register are transferred into the DAC register and the output updates."
      },
      {
        "number": "8",
        "name": "SCLK",
        "type": "input",
        "description": "Serial clock input. Data is shifted into the input register on the rising edge of SCLK. Maximum clock rate 30 MHz."
      },
      {
        "number": "9",
        "name": "SDIN",
        "type": "input",
        "description": "Serial data input. Data must be valid on the rising edge of SCLK."
      },
      {
        "number": "10",
        "name": "SDO",
        "type": "output",
        "description": "Serial data output. Used to daisy-chain multiple devices or to read back the shift register contents. Data is clocked out on the rising edge of SCLK (see Figure 3, Figure 4)."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin (0 V)."
      },
      {
        "number": "12",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin (0 V)."
      },
      {
        "number": "13",
        "name": "RSET",
        "type": "passive",
        "description": "Optional external precision, low-drift 15 kΩ current-set resistor connection. Using an external RSET improves the IOUT temperature drift performance."
      },
      {
        "number": "14",
        "name": "REFOUT",
        "type": "output",
        "description": "On-chip 5 V ± 2 mV precision reference output."
      },
      {
        "number": "15",
        "name": "REFIN",
        "type": "input",
        "description": "External reference voltage input. Input range 4 V to 5 V; use REFIN = 5 V to achieve rated performance."
      },
      {
        "number": "16",
        "name": "DVCC SELECT",
        "type": "input",
        "description": "When tied to GND, the internal supply is disabled and an external supply must be connected to DVCC. Leave unconnected to enable the internal 4.5 V LDO on DVCC."
      },
      {
        "number": "17",
        "name": "CCOMP",
        "type": "passive",
        "description": "Optional voltage-output compensation capacitor connection. Connecting a 4 nF cap between CCOMP and VOUT allows driving up to 1 µF capacitive loads at the expense of output amplifier bandwidth and settling time."
      },
      {
        "number": "18",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect. Do not connect to this pin."
      },
      {
        "number": "19",
        "name": "IOUT",
        "type": "output",
        "description": "Current output pin. Programmable 4-20 mA, 0-20 mA or 0-24 mA current-loop output."
      },
      {
        "number": "20",
        "name": "BOOST",
        "type": "output",
        "description": "Optional external boost transistor connection. Connecting an external pass transistor reduces power dissipation in the AD5412/AD5422."
      },
      {
        "number": "21",
        "name": "VOUT",
        "type": "output",
        "description": "Buffered analog voltage output. The output amplifier can drive a 1 kΩ / 2000 pF load directly."
      },
      {
        "number": "22",
        "name": "+VSENSE",
        "type": "input",
        "description": "Positive load-sense (Kelvin) connection for the voltage output."
      },
      {
        "number": "23",
        "name": "-VSENSE",
        "type": "input",
        "description": "Negative load-sense (Kelvin) connection for the voltage output."
      },
      {
        "number": "24",
        "name": "AVDD",
        "type": "power_in",
        "description": "Positive analog supply. Range 10.8 V to 60 V."
      },
      {
        "number": "25",
        "name": "EPAD",
        "type": "passive",
        "description": "Exposed thermal pad. May be tied to 0 V for unipolar output ranges, or left electrically unconnected when a supply connection is already made at AVSS. Thermally connect to a copper plane for improved heat dissipation."
      }
    ],
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        "total": 25,
        "described": 25,
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        "zmin_mm": -0.0,
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  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "HTSSOP-24",
      "Category": "Data Acquisition",
      "Pins": "25"
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "updated_at": "2026-09-24T15:34:50.994Z"
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