component
ISO7742FDWR
Public Made by Adomby adom
Texas Instruments Digital Isolators, SOIC-16-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"component": {
"mpn": "ISO7742FDWR",
"manufacturer": "Texas Instruments",
"package": "SOIC-16-300mil",
"pin_count": 16,
"category": "Signal Isolation Devices",
"subcategory": "Digital Isolators",
"datasheet": "https://www.ti.com/cn/lit/gpn/iso7740",
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"lcsc": "C2862403",
"digikey": "296-44610-2-ND",
"mouser": "595-ISO7742FDWR"
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"distributor_check": {
"checked_at": "2026-10-10T06:17:54Z",
"source": "Component Ocean /api/assign-pns",
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"status": "found"
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"pins": [
{
"number": "1",
"name": "VCC1",
"type": "power_in",
"description": "Side-1 (input-side) power supply; the recommended supply range is 2.25 V to 5.5 V, and a 0.1 µF decoupling capacitor should be placed as close to this pin as possible."
},
{
"number": "2",
"name": "GND1",
"type": "power_in",
"description": "Ground connection for VCC1, the side-1 supply."
},
{
"number": "3",
"name": "INA",
"type": "input",
"description": "Logic input for channel A on side 1; it is referenced to VCCI, with VIH of at least 0.7 × VCCI and VIL of at most 0.3 × VCCI."
},
{
"number": "4",
"name": "INB",
"type": "input",
"description": "Logic input for channel B on side 1; it is referenced to VCCI, with VIH of at least 0.7 × VCCI and VIL of at most 0.3 × VCCI."
},
{
"number": "5",
"name": "OUTC",
"type": "output",
"description": "Output for channel C on side 1, which is a reverse channel driven from side 2; the output goes high impedance when EN1 is low, and for the F-suffix device it defaults low when its input is open or unpowered."
},
{
"number": "6",
"name": "OUTD",
"type": "output",
"description": "Output for channel D on side 1, which is a reverse channel driven from side 2; the output goes high impedance when EN1 is low, and for the F-suffix device it defaults low when its input is open or unpowered."
},
{
"number": "7",
"name": "EN1",
"type": "input",
"description": "Output enable 1: when EN1 is high or open, the side-1 outputs (OUTC and OUTD) are enabled, and when EN1 is low they are high impedance."
},
{
"number": "8",
"name": "GND1",
"type": "power_in",
"description": "Ground connection for VCC1, the side-1 supply."
},
{
"number": "9",
"name": "GND2",
"type": "power_in",
"description": "Ground connection for VCC2, the side-2 supply."
},
{
"number": "10",
"name": "EN2",
"type": "input",
"description": "Output enable 2: when EN2 is high or open, the side-2 outputs (OUTA and OUTB) are enabled, and when EN2 is low they are high impedance."
},
{
"number": "11",
"name": "IND",
"type": "input",
"description": "Logic input for channel D on side 2; it is referenced to VCCI, with VIH of at least 0.7 × VCCI and VIL of at most 0.3 × VCCI."
},
{
"number": "12",
"name": "INC",
"type": "input",
"description": "Logic input for channel C on side 2; it is referenced to VCCI, with VIH of at least 0.7 × VCCI and VIL of at most 0.3 × VCCI."
},
{
"number": "13",
"name": "OUTB",
"type": "output",
"description": "Output for forward channel B on side 2; the output goes high impedance when EN2 is low, and for the F-suffix device it defaults low when its input is open or unpowered."
},
{
"number": "14",
"name": "OUTA",
"type": "output",
"description": "Output for forward channel A on side 2; the output goes high impedance when EN2 is low, and for the F-suffix device it defaults low when its input is open or unpowered."
},
{
"number": "15",
"name": "GND2",
"type": "power_in",
"description": "Ground connection for VCC2, the side-2 supply."
},
{
"number": "16",
"name": "VCC2",
"type": "power_in",
"description": "Side-2 (output-side) power supply; the recommended supply range is 2.25 V to 5.5 V, and a 0.1 µF decoupling capacitor should be placed as close to this pin as possible."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
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"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
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"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet's pin map for the ISO7742 (Figure 4-3 and Table 4-1, page 5) is shared by the DW (SOIC; The text never states '300mil' literally. It identifies the package as the wide SOIC (DW) with a nom; The ISO7742FDWR carries the F suffix, so its default output is low when the input is open or unpower"
],
"pages_sent": 28,
"cost_usd": 0.1317,
"at": "2026-10-10T06:17:38"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/iso7740",
"pages": 51,
"sha256": "d6ac6b90609c88c4",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
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