component
DAC7750IRHAR
Public Made by Adomby adom
Texas Instruments Digital To Analog Converters (DAC), VQFN-40-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "dac7750irhar",
"title": "DAC7750IRHAR",
"brief": "Texas Instruments Digital To Analog Converters (DAC), VQFN-40-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"data acquisition",
"dac7750irhar",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "DAC7750IRHAR",
"manufacturer": "Texas Instruments",
"package": "VQFN-40-EP(6x6)",
"pin_count": 41,
"category": "Data Acquisition",
"subcategory": "Digital To Analog Converters (DAC)",
"datasheet": "https://www.ti.com/cn/lit/gpn/dac7750",
"parts": {
"symbol": "dac7750irhar.kicad_sym",
"footprint": "dac7750irhar.kicad_mod",
"model_3d": "dac7750irhar-hero.glb",
"model_3d_plain": "dac7750irhar.glb",
"model_3d_step": "dac7750irhar-etched.step",
"model_3d_step_plain": "dac7750irhar.step",
"lbr": "dac7750irhar.lbr"
},
"distributor_links": {
"lcsc": "C2679428",
"digikey": "296-37537-2-ND",
"mouser": "595-DAC7750IRHAR"
},
"distributor_check": {
"checked_at": "2026-10-08T20:11:20Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-37537-2-ND",
"status": "found"
},
"mouser": {
"pn": "595-DAC7750IRHAR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "NC",
"type": "unconnected",
"description": "No internal connection; leave this pin unconnected."
},
{
"number": "2",
"name": "ALARM",
"type": "output",
"description": "Open-drain alarm output that requires an external 10 kΩ pullup and goes low when an alarm condition (open circuit, over temperature, timeout, and so on) is detected."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all digital circuitry of the device."
},
{
"number": "4",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all digital circuitry of the device."
},
{
"number": "5",
"name": "CLR",
"type": "input",
"description": "Active-high clear input; a logic high on this pin puts the part into the CLEAR state."
},
{
"number": "6",
"name": "LATCH",
"type": "input",
"description": "Load DAC registers input; a rising edge loads the input shift register data into the DAC data and control registers and updates the DAC output."
},
{
"number": "7",
"name": "SCLK",
"type": "input",
"description": "SPI serial clock input supporting data transfer rates up to 30 MHz; Schmitt-trigger logic input."
},
{
"number": "8",
"name": "DIN",
"type": "input",
"description": "Serial data input; data are clocked into the 24-bit input shift register on the rising edge of SCLK; Schmitt-trigger logic input."
},
{
"number": "9",
"name": "SDO",
"type": "output",
"description": "Serial data output; data are valid on the rising edge of SCLK."
},
{
"number": "10",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "11",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "12",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all analog circuitry of the device."
},
{
"number": "13",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all analog circuitry of the device."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all analog circuitry of the device."
},
{
"number": "15",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all analog circuitry of the device."
},
{
"number": "16",
"name": "ISET-R",
"type": "input",
"description": "Connection pin for an external precision resistor (15 kΩ)."
},
{
"number": "17",
"name": "REFOUT",
"type": "output",
"description": "Internal reference output; connects to REFIN when the internal reference is used."
},
{
"number": "18",
"name": "REFIN",
"type": "input",
"description": "Reference input pin; the recommended reference input voltage is 4.95 V to 5.05 V."
},
{
"number": "19",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "20",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "21",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "22",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "23",
"name": "DVDD-EN",
"type": "input",
"description": "Internal power-supply enable; connect to GND to disable the internal supply (an external supply must then be applied to DVDD), or leave unconnected to enable it."
},
{
"number": "24",
"name": "HART-IN",
"type": "input",
"description": "Input pin for HART modulation superimposed on the current output."
},
{
"number": "25",
"name": "R3-SENSE",
"type": "output",
"description": "Output-current monitor; the voltage between R3-SENSE and BOOST is directly proportional to the output current."
},
{
"number": "26",
"name": "IOUT",
"type": "output",
"description": "Current output pin; loop compliance is AVDD - 2 V at 24 mA."
},
{
"number": "27",
"name": "BOOST",
"type": "output",
"description": "Boost pin for optional external transistor connection."
},
{
"number": "28",
"name": "CAP1",
"type": "input",
"description": "Connection for an optional output filtering capacitor."
},
{
"number": "29",
"name": "CAP2",
"type": "input",
"description": "Connection for an optional output filtering capacitor."
},
{
"number": "30",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "31",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "32",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "33",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "34",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "35",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "36",
"name": "AVDD",
"type": "power_in",
"description": "Positive analog power supply; AVDD is specified at 10 V to 36 V."
},
{
"number": "37",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all analog circuitry of the device."
},
{
"number": "38",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "39",
"name": "DVDD",
"type": "power_in",
"description": "Digital power supply that can act as an input or output depending on DVDD-EN; specified at 2.7 V to 5.5 V."
},
{
"number": "40",
"name": "NC",
"type": "unconnected",
"description": "No connection; leave this pin unconnected."
},
{
"number": "41",
"name": "Thermal Pad",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The thermal pad on the RHA package is not given a printed pin number in the datasheet (it is listed ; DVDD (pin 39) is described as 'Supply input or output' depending on DVDD-EN. It is entered as power_; ALARM (pin 2) is an open-drain output and SDO (pin 9) is a digital output; the datasheet does not gi",
"exposed pad 41 added from the footprint"
],
"pages_sent": 10,
"cost_usd": 0.0896,
"at": "2026-10-08T20:10:59"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/dac7750",
"pages": 64,
"sha256": "ffe9891aabc1a855",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 41,
"described": 41,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "dac7750irhar.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
6,
1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "e5b4286c2329085d9ef7f90d5eb5bf41a435241ecc1baaf1383823b6d6a946ae",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "dac7750irhar-etched.step",
"role": "eda",
"up": "Z",
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"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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"zmin_mm": 0,
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"footprint_binding": "identity",
"sha256": "a96b87f0be7d94eb7dd832609da93684a73a33cdffe3e8e51544c568c04002f1",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-40-EP(6x6)",
"Category": "Data Acquisition",
"Pins": "41"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
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],
"discovery_pitch": "DAC7750IRHAR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
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"path": "docs/hero.png"
},
"files": [
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