component
AiP74HCT573SA20.TB
Public Made by Adomby adom
Wuxi I-core Elec Latches, SOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "aip74hct573sa20-tb",
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"description": "Wuxi I-core Elec Latches, SOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"aip74hct573sa20.tb",
"factory-2.0.0",
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"component": {
"mpn": "AiP74HCT573SA20.TB",
"manufacturer": "Wuxi I-core Elec",
"package": "SOP-20",
"pin_count": 20,
"category": "Logic",
"subcategory": "Latches",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/cb7d5ce36a3e08a1b86beed6fbddcd9a.pdf",
"parts": {
"symbol": "aip74hct573sa20-tb.kicad_sym",
"footprint": "aip74hct573sa20-tb.kicad_mod",
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"model_3d_step": "aip74hct573sa20-tb-etched.step",
"model_3d_step_plain": "aip74hct573sa20-tb.step",
"lbr": "aip74hct573sa20-tb.lbr"
},
"distributor_links": {
"lcsc": "C17700048"
},
"distributor_check": {
"checked_at": "2026-11-02T17:14:32Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "OE",
"type": "input",
"description": "Three-state output enable input, active low; a high level puts the Q outputs in high impedance and does not affect the latch state."
},
{
"number": "2",
"name": "D0",
"type": "input",
"description": "Data input D0; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "3",
"name": "D1",
"type": "input",
"description": "Data input D1; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "4",
"name": "D2",
"type": "input",
"description": "Data input D2; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "5",
"name": "D3",
"type": "input",
"description": "Data input D3; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "6",
"name": "D4",
"type": "input",
"description": "Data input D4; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "7",
"name": "D5",
"type": "input",
"description": "Data input D5; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "8",
"name": "D6",
"type": "input",
"description": "Data input D6; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "9",
"name": "D7",
"type": "input",
"description": "Data input D7; input clamp diodes allow the input to be driven above VCC through a current-limiting resistor."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground (0 V) reference for the device."
},
{
"number": "11",
"name": "LE",
"type": "input",
"description": "Latch enable input, active high; while high the latch is transparent and outputs follow D, and on the falling edge of LE the data present is stored."
},
{
"number": "12",
"name": "Q7",
"type": "tri_state",
"description": "Three-state latch output Q7."
},
{
"number": "13",
"name": "Q6",
"type": "tri_state",
"description": "Three-state latch output Q6."
},
{
"number": "14",
"name": "Q5",
"type": "tri_state",
"description": "Three-state latch output Q5."
},
{
"number": "15",
"name": "Q4",
"type": "tri_state",
"description": "Three-state latch output Q4."
},
{
"number": "16",
"name": "Q3",
"type": "tri_state",
"description": "Three-state latch output Q3."
},
{
"number": "17",
"name": "Q2",
"type": "tri_state",
"description": "Three-state latch output Q2."
},
{
"number": "18",
"name": "Q1",
"type": "tri_state",
"description": "Three-state latch output Q1."
},
{
"number": "19",
"name": "Q0",
"type": "tri_state",
"description": "Three-state latch output Q0."
},
{
"number": "20",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage; recommended range is 4.5 V to 5.5 V for the AiP74HCT573 (TTL inputs)."
}
],
"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 ordering table lists AiP74HCT573SA20.TB in SOP20 twice, as variants (1) and (2), with identical ; The pin diagram text on page 6 is garbled, so pin numbers and names were taken from the pin descript"
],
"pages_sent": 21,
"cost_usd": 0.028,
"at": "2026-11-02T17:14:21"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/cb7d5ce36a3e08a1b86beed6fbddcd9a.pdf",
"pages": 21,
"sha256": "10efce6ef29c4d07",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 20,
"described": 20,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"footprint": "viewers/footprint.html"
},
"models_3d": [
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"seat": "z = 0",
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}