component
DAC7678SRGER
Public Made by Adomby adom
Texas Instruments Digital To Analog Converters (DAC), QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "DAC7678SRGER",
"brief": "Texas Instruments Digital To Analog Converters (DAC), QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"manufacturer": "Texas Instruments",
"package": "QFN-24-EP(4x4)",
"pin_count": 25,
"category": "Data Acquisition",
"subcategory": "Digital To Analog Converters (DAC)",
"datasheet": "https://www.ti.com/cn/lit/gpn/dac7678",
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"lcsc": "C2679861",
"digikey": "DAC7678SRGER-ND",
"mouser": "595-DAC7678SRGER"
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"pins": [
{
"number": "1",
"name": "NC",
"type": "unconnected",
"description": "Not internally connected."
},
{
"number": "2",
"name": "AVDD",
"type": "power_in",
"description": "Power-supply input, 2.7V to 5.5V."
},
{
"number": "3",
"name": "VOUTA",
"type": "output",
"description": "Analog output voltage from DAC A."
},
{
"number": "4",
"name": "VOUTC",
"type": "output",
"description": "Analog output voltage from DAC C."
},
{
"number": "5",
"name": "VOUTE",
"type": "output",
"description": "Analog output voltage from DAC E."
},
{
"number": "6",
"name": "VOUTG",
"type": "output",
"description": "Analog output voltage from DAC G."
},
{
"number": "7",
"name": "NC",
"type": "unconnected",
"description": "Not internally connected."
},
{
"number": "8",
"name": "VREFIN/VREFOUT",
"type": "bidirectional",
"description": "Positive reference input or reference output of 2.5V, if internal reference used; reference input range is 0 to AVDD."
},
{
"number": "9",
"name": "RSTSEL",
"type": "input",
"description": "Reset select pin: RSTSEL high resets device to mid-scale; RSTSEL low resets device to zero-scale."
},
{
"number": "10",
"name": "ADDR1",
"type": "input",
"description": "Three-state address input 1, used with ADDR0 to select the I2C address of the device."
},
{
"number": "11",
"name": "ADDR0",
"type": "input",
"description": "Three-state address input 0, used with ADDR1 to select the I2C address of the device."
},
{
"number": "12",
"name": "CLR",
"type": "input",
"description": "Asynchronous clear input; CLR pulse width LOW time t4 is 40 ns minimum in standard mode."
},
{
"number": "13",
"name": "VOUTH",
"type": "output",
"description": "Analog output voltage from DAC H."
},
{
"number": "14",
"name": "VOUTF",
"type": "output",
"description": "Analog output voltage from DAC F."
},
{
"number": "15",
"name": "VOUTD",
"type": "output",
"description": "Analog output voltage from DAC D."
},
{
"number": "16",
"name": "VOUTB",
"type": "output",
"description": "Analog output voltage from DAC B."
},
{
"number": "17",
"name": "GND",
"type": "power_in",
"description": "Ground reference point for all circuitry on the device."
},
{
"number": "18",
"name": "NC",
"type": "unconnected",
"description": "Not internally connected."
},
{
"number": "19",
"name": "SDA",
"type": "bidirectional",
"description": "Serial data input/output; a bidirectional open-drain data line that should be connected to the supply voltage with an external pull-up resistor."
},
{
"number": "20",
"name": "SCL",
"type": "input",
"description": "Serial clock input; data can be transferred at rates up to 3.4MHz, and it is a Schmitt-trigger logic input."
},
{
"number": "21",
"name": "TWOC",
"type": "input",
"description": "Twos complement select: if pulled high, the DAC registers use twos complement format; if pulled low, they use straight binary format."
},
{
"number": "22",
"name": "LDAC",
"type": "input",
"description": "Load DACs input, which controls updating of the DAC registers (asynchronous or synchronous LDAC update modes)."
},
{
"number": "23",
"name": "NC",
"type": "unconnected",
"description": "Not internally connected."
},
{
"number": "24",
"name": "NC",
"type": "unconnected",
"description": "Not internally connected."
},
{
"number": "25",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
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"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 datasheet shows a thermal pad on the QFN-24 package but does not give it a pin number in the pin; ADDR0 and ADDR1 are described as three-state address inputs (tie to GND, AVDD, or leave floating). T; VOUTA through VOUTH are analog outputs with no matching KiCad analog class, so they are typed as out",
"exposed pad 25 added from the footprint"
],
"pages_sent": 13,
"cost_usd": 0.0863,
"at": "2026-10-12T05:05:15"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/dac7678",
"pages": 57,
"sha256": "b7f5320e70b81cc8",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
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"refuses_to_fabricate": true
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "QFN-24-EP(4x4)",
"Category": "Data Acquisition",
"Pins": "25"
}
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"email": "[email protected]"
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