component
ISO7741QDBQRQ1
Public Made by Adomby adom
Texas Instruments Digital Isolators, SSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"digikey": "296-49446-2-ND",
"mouser": "595-ISO7741QDBQRQ1"
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{
"number": "1",
"name": "VCC1",
"type": "power_in",
"description": "Side-1 supply voltage, specified at 2.25 V to 5.5 V, with a 0.1 µF decoupling capacitor recommended between VCC1 and GND1."
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{
"number": "2",
"name": "GND1",
"type": "power_in",
"description": "Ground connection for the side-1 supply VCC1."
},
{
"number": "3",
"name": "INA",
"type": "input",
"description": "Logic input for channel A on side 1; the input high threshold is 0.7 × VCCI minimum and the input low threshold is 0.3 × VCCI maximum."
},
{
"number": "4",
"name": "INB",
"type": "input",
"description": "Logic input for channel B on side 1; the input high threshold is 0.7 × VCCI minimum and the input low threshold is 0.3 × VCCI maximum."
},
{
"number": "5",
"name": "INC",
"type": "input",
"description": "Logic input for channel C on side 1; the input high threshold is 0.7 × VCCI minimum and the input low threshold is 0.3 × VCCI maximum."
},
{
"number": "6",
"name": "OUTD",
"type": "output",
"description": "Output of channel D on side 2, which follows the channel D input logic state while its output is enabled."
},
{
"number": "7",
"name": "EN1",
"type": "input",
"description": "Output enable for side 1: driving EN1 high or leaving it open enables the side-1 outputs, and driving it low places them in high impedance."
},
{
"number": "8",
"name": "GND1",
"type": "power_in",
"description": "Ground connection for the side-1 supply VCC1."
},
{
"number": "9",
"name": "GND2",
"type": "power_in",
"description": "Ground connection for the side-2 supply VCC2."
},
{
"number": "10",
"name": "EN2",
"type": "input",
"description": "Output enable for side 2: driving EN2 high or leaving it open enables the side-2 outputs, and driving it low places them in high impedance."
},
{
"number": "11",
"name": "IND",
"type": "input",
"description": "Logic input for channel D on side 2; the input high threshold is 0.7 × VCCI minimum and the input low threshold is 0.3 × VCCI maximum."
},
{
"number": "12",
"name": "OUTC",
"type": "output",
"description": "Output of channel C on side 2, which follows the channel C input logic state while its output is enabled."
},
{
"number": "13",
"name": "OUTB",
"type": "output",
"description": "Output of channel B on side 2, which follows the channel B input logic state while its output is enabled."
},
{
"number": "14",
"name": "OUTA",
"type": "output",
"description": "Output of channel A on side 2, which follows the channel A input logic state while its output is enabled."
},
{
"number": "15",
"name": "GND2",
"type": "power_in",
"description": "Ground connection for the side-2 supply VCC2."
},
{
"number": "16",
"name": "VCC2",
"type": "power_in",
"description": "Side-2 supply voltage, specified at 2.25 V to 5.5 V, with a 0.1 µF decoupling capacitor recommended between VCC2 and GND2."
}
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"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet pin table and figure 4-2 cover ISO7741-Q1 in the DWW, DW and DBQ packages together, so; Pin 2 and pin 8 are both GND1, and pin 9 and pin 15 are both GND2. Each is listed as its own entry, ; The datasheet is a Chinese translation. Pin descriptions were written in English from the table 4-1 "
],
"pages_sent": 29,
"cost_usd": 0.1523,
"at": "2026-10-08T18:07:53"
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"pages": 55,
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"pins": {
"total": 16,
"described": 16,
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "SSOP-16",
"Category": "Signal Isolation Devices",
"Pins": "16"
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