component
AiP74HC244SA20.TR
Public Made by Adomby adom
Wuxi I core Elec Buffers, Drivers, Receivers, Transceivers, SOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"component": {
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"manufacturer": "Wuxi I core Elec",
"package": "SOP-20",
"pin_count": 20,
"category": "Logic",
"subcategory": "Buffers, Drivers, Receivers, Transceivers",
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"source": "Component Ocean /api/assign-pns",
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"status": "quota"
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"name": "1OE",
"type": "input",
"description": "Output enable for outputs 1Y0 to 1Y3, active low; a high level forces those outputs into the high-impedance (Z) state."
},
{
"number": "2",
"name": "1A0",
"type": "input",
"description": "Data input for channel 1A0, non-inverting to 1Y0; input clamp diodes allow voltages above VCC through a current-limiting resistor, with input clamp current limited to ±20 mA."
},
{
"number": "3",
"name": "2Y0",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 2A0; output current is limited to ±35 mA."
},
{
"number": "4",
"name": "1A1",
"type": "input",
"description": "Data input for channel 1A1, non-inverting to 1Y1; input clamp diodes allow voltages above VCC through a current-limiting resistor."
},
{
"number": "5",
"name": "2Y1",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 2A1; output current is limited to ±35 mA."
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{
"number": "6",
"name": "1A2",
"type": "input",
"description": "Data input for channel 1A2, non-inverting to 1Y2; input clamp diodes allow voltages above VCC through a current-limiting resistor."
},
{
"number": "7",
"name": "2Y2",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 2A2; output current is limited to ±35 mA."
},
{
"number": "8",
"name": "1A3",
"type": "input",
"description": "Data input for channel 1A3, non-inverting to 1Y3; input clamp diodes allow voltages above VCC through a current-limiting resistor."
},
{
"number": "9",
"name": "2Y3",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 2A3; output current is limited to ±35 mA."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground (0 V) reference."
},
{
"number": "11",
"name": "2A3",
"type": "input",
"description": "Data input for channel 2A3, non-inverting to 2Y3; input clamp diodes allow voltages above VCC through a current-limiting resistor."
},
{
"number": "12",
"name": "1Y3",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 1A3; output current is limited to ±35 mA."
},
{
"number": "13",
"name": "2A2",
"type": "input",
"description": "Data input for channel 2A2, non-inverting to 2Y2; input clamp diodes allow voltages above VCC through a current-limiting resistor."
},
{
"number": "14",
"name": "1Y2",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 1A2; output current is limited to ±35 mA."
},
{
"number": "15",
"name": "2A1",
"type": "input",
"description": "Data input for channel 2A1, non-inverting to 2Y1; input clamp diodes allow voltages above VCC through a current-limiting resistor."
},
{
"number": "16",
"name": "1Y1",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 1A1; output current is limited to ±35 mA."
},
{
"number": "17",
"name": "2A0",
"type": "input",
"description": "Data input for channel 2A0, non-inverting to 2Y0; input clamp diodes allow voltages above VCC through a current-limiting resistor."
},
{
"number": "18",
"name": "1Y0",
"type": "tri_state",
"description": "Three-state bus output, non-inverting from 1A0; output current is limited to ±35 mA."
},
{
"number": "19",
"name": "2OE",
"type": "input",
"description": "Output enable for outputs 2Y0 to 2Y3, active low; a high level forces those outputs into the high-impedance (Z) state."
},
{
"number": "20",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage: 2.0 V to 6.0 V for AiP74HC244 and 4.5 V to 5.5 V for AiP74HCT244; absolute maximum 7.0 V."
}
],
"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 pinout comes from the package-agnostic pin table and pin diagram on page 5 (DIP, SOP and TSSOP s; The datasheet labels the Y pins as 'bus output' with a three-state function table but does not use t; The VCC supply range is taken from the recommended-operating-conditions table on page 6, not from th"
],
"pages_sent": 18,
"cost_usd": 0.0805,
"at": "2026-10-18T16:12:46"
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"pages": 18,
"sha256": "626642db880a4a50",
"source_tier": "lcsc"
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"cad": "KiCad official (CC-BY-SA 4.0)",
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