component
AIP74HC540SA20.TB
Public Made by Adomby adom
Wuxi I core Elec Buffers, Drivers, Receivers, Transceivers, SOP-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"manufacturer": "Wuxi I core Elec",
"package": "SOP-20-300mil",
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"category": "Logic",
"subcategory": "Buffers, Drivers, Receivers, Transceivers",
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"number": "1",
"name": "~{OE1}",
"type": "input",
"description": "Active-LOW output enable input; a HIGH level forces outputs Y0 to Y7 into the high-impedance OFF-state, and the outputs are enabled only when both OE1 and OE2 are LOW."
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{
"number": "2",
"name": "A0",
"type": "input",
"description": "Data input 0 for the inverting buffer; for AiP74HC540 it uses CMOS input levels and for AiP74HCT540 TTL input levels, and the input has clamp diodes that allow current-limited interfacing above VCC."
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{
"number": "3",
"name": "A1",
"type": "input",
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{
"number": "4",
"name": "A2",
"type": "input",
"description": "Data input 2 for the inverting buffer; for AiP74HC540 it uses CMOS input levels and for AiP74HCT540 TTL input levels, and the input has clamp diodes that allow current-limited interfacing above VCC."
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{
"number": "5",
"name": "A3",
"type": "input",
"description": "Data input 3 for the inverting buffer; for AiP74HC540 it uses CMOS input levels and for AiP74HCT540 TTL input levels, and the input has clamp diodes that allow current-limited interfacing above VCC."
},
{
"number": "6",
"name": "A4",
"type": "input",
"description": "Data input 4 for the inverting buffer; for AiP74HC540 it uses CMOS input levels and for AiP74HCT540 TTL input levels, and the input has clamp diodes that allow current-limited interfacing above VCC."
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{
"number": "7",
"name": "A5",
"type": "input",
"description": "Data input 5 for the inverting buffer; for AiP74HC540 it uses CMOS input levels and for AiP74HCT540 TTL input levels, and the input has clamp diodes that allow current-limited interfacing above VCC."
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{
"number": "8",
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"type": "input",
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{
"number": "9",
"name": "A7",
"type": "input",
"description": "Data input 7 for the inverting buffer; for AiP74HC540 it uses CMOS input levels and for AiP74HCT540 TTL input levels, and the input has clamp diodes that allow current-limited interfacing above VCC."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground (0V) reference for all voltages on the device."
},
{
"number": "11",
"name": "Y7",
"type": "tri_state",
"description": "Inverting 3-state data output 7, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
},
{
"number": "12",
"name": "Y6",
"type": "tri_state",
"description": "Inverting 3-state data output 6, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
},
{
"number": "13",
"name": "Y5",
"type": "tri_state",
"description": "Inverting 3-state data output 5, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
},
{
"number": "14",
"name": "Y4",
"type": "tri_state",
"description": "Inverting 3-state data output 4, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
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{
"number": "15",
"name": "Y3",
"type": "tri_state",
"description": "Inverting 3-state data output 3, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
},
{
"number": "16",
"name": "Y2",
"type": "tri_state",
"description": "Inverting 3-state data output 2, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
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{
"number": "17",
"name": "Y1",
"type": "tri_state",
"description": "Inverting 3-state data output 1, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
},
{
"number": "18",
"name": "Y0",
"type": "tri_state",
"description": "Inverting 3-state data output 0, which goes high-impedance when either output enable is HIGH and is rated for an output current of ±35 mA (absolute maximum)."
},
{
"number": "19",
"name": "~{OE2}",
"type": "input",
"description": "Active-LOW output enable input; a HIGH level forces outputs Y0 to Y7 into the high-impedance OFF-state, and the outputs are enabled only when both OE1 and OE2 are LOW."
},
{
"number": "20",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage; for AiP74HC540 the recommended range is 2.0 V to 6.0 V and the absolute maximum is 7.0 V."
}
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"primary_model": "claude-haiku-5-5",
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