component
SN74ABTH162260DL
Public Made by Adomby adom
Texas Instruments Latches, SSOP-56. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "sn74abth162260dl",
"title": "SN74ABTH162260DL",
"brief": "Texas Instruments Latches, SSOP-56. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"logic ics",
"sn74abth162260dl",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "SN74ABTH162260DL",
"manufacturer": "Texas Instruments",
"package": "SSOP-56",
"pin_count": 56,
"category": "Logic ICs",
"subcategory": "Latches",
"datasheet": "https://www.ti.com/cn/lit/gpn/sn74abth162260",
"parts": {
"symbol": "sn74abth162260dl.kicad_sym",
"footprint": "sn74abth162260dl.kicad_mod",
"model_3d": "sn74abth162260dl-hero.glb",
"model_3d_plain": "sn74abth162260dl-etched.glb",
"model_3d_step": "sn74abth162260dl-etched.step",
"model_3d_step_plain": "sn74abth162260dl.step",
"lbr": "sn74abth162260dl.lbr"
},
"distributor_links": {
"lcsc": "C4989356",
"digikey": "2156-SN74ABTH162260DL-ND",
"mouser": "595-SN74ABTH162260DL"
},
"distributor_check": {
"checked_at": "2026-10-31T02:02:27Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "2156-SN74ABTH162260DL-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-SN74ABTH162260DL",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "OEA",
"type": "input",
"description": "Output-enable input for the A port (B-to-A direction); A outputs are high-impedance when OEA is high."
},
{
"number": "2",
"name": "LE1B",
"type": "input",
"description": "Latch-enable input for the 1B-to-A path; latch is transparent when high and holds data when low."
},
{
"number": "3",
"name": "2B3",
"type": "bidirectional",
"description": "Bit 3 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "4",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "5",
"name": "2B2",
"type": "bidirectional",
"description": "Bit 2 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "6",
"name": "2B1",
"type": "bidirectional",
"description": "Bit 1 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "7",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 4.5 V to 5.5 V recommended."
},
{
"number": "8",
"name": "A1",
"type": "bidirectional",
"description": "Bit 1 of 12-bit A port, with bus hold on the data input."
},
{
"number": "9",
"name": "A2",
"type": "bidirectional",
"description": "Bit 2 of 12-bit A port, with bus hold on the data input."
},
{
"number": "10",
"name": "A3",
"type": "bidirectional",
"description": "Bit 3 of 12-bit A port, with bus hold on the data input."
},
{
"number": "11",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "12",
"name": "A4",
"type": "bidirectional",
"description": "Bit 4 of 12-bit A port, with bus hold on the data input."
},
{
"number": "13",
"name": "A5",
"type": "bidirectional",
"description": "Bit 5 of 12-bit A port, with bus hold on the data input."
},
{
"number": "14",
"name": "A6",
"type": "bidirectional",
"description": "Bit 6 of 12-bit A port, with bus hold on the data input."
},
{
"number": "15",
"name": "A7",
"type": "bidirectional",
"description": "Bit 7 of 12-bit A port, with bus hold on the data input."
},
{
"number": "16",
"name": "A8",
"type": "bidirectional",
"description": "Bit 8 of 12-bit A port, with bus hold on the data input."
},
{
"number": "17",
"name": "A9",
"type": "bidirectional",
"description": "Bit 9 of 12-bit A port, with bus hold on the data input."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "19",
"name": "A10",
"type": "bidirectional",
"description": "Bit 10 of 12-bit A port, with bus hold on the data input."
},
{
"number": "20",
"name": "A11",
"type": "bidirectional",
"description": "Bit 11 of 12-bit A port, with bus hold on the data input."
},
{
"number": "21",
"name": "A12",
"type": "bidirectional",
"description": "Bit 12 of 12-bit A port, with bus hold on the data input."
},
{
"number": "22",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 4.5 V to 5.5 V recommended."
},
{
"number": "23",
"name": "1B1",
"type": "bidirectional",
"description": "Bit 1 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "24",
"name": "1B2",
"type": "bidirectional",
"description": "Bit 2 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "25",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "26",
"name": "1B3",
"type": "bidirectional",
"description": "Bit 3 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "27",
"name": "LE2B",
"type": "input",
"description": "Latch-enable input for the 2B-to-A path; latch is transparent when high and holds data when low."
},
{
"number": "28",
"name": "SEL",
"type": "input",
"description": "Select input choosing whether 1B or 2B data is passed to the A port in the B-to-A direction."
},
{
"number": "29",
"name": "OE1B",
"type": "input",
"description": "Output-enable input for B port 1 in the A-to-B direction; 1B outputs are high-impedance when OE1B is high."
},
{
"number": "30",
"name": "LEA1B",
"type": "input",
"description": "Latch-enable input for the A-to-1B path; latch is transparent when high and holds data when low."
},
{
"number": "31",
"name": "1B4",
"type": "bidirectional",
"description": "Bit 4 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "32",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "33",
"name": "1B5",
"type": "bidirectional",
"description": "Bit 5 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "34",
"name": "1B6",
"type": "bidirectional",
"description": "Bit 6 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "35",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 4.5 V to 5.5 V recommended."
},
{
"number": "36",
"name": "1B7",
"type": "bidirectional",
"description": "Bit 7 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "37",
"name": "1B8",
"type": "bidirectional",
"description": "Bit 8 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "38",
"name": "1B9",
"type": "bidirectional",
"description": "Bit 9 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "39",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "40",
"name": "1B10",
"type": "bidirectional",
"description": "Bit 10 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "41",
"name": "1B11",
"type": "bidirectional",
"description": "Bit 11 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "42",
"name": "1B12",
"type": "bidirectional",
"description": "Bit 12 of 12-bit B port 1; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "43",
"name": "2B12",
"type": "bidirectional",
"description": "Bit 12 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "44",
"name": "2B11",
"type": "bidirectional",
"description": "Bit 11 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "45",
"name": "2B10",
"type": "bidirectional",
"description": "Bit 10 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "46",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "47",
"name": "2B9",
"type": "bidirectional",
"description": "Bit 9 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "48",
"name": "2B8",
"type": "bidirectional",
"description": "Bit 8 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "49",
"name": "2B7",
"type": "bidirectional",
"description": "Bit 7 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "50",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage, 4.5 V to 5.5 V recommended."
},
{
"number": "51",
"name": "2B6",
"type": "bidirectional",
"description": "Bit 6 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "52",
"name": "2B5",
"type": "bidirectional",
"description": "Bit 5 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "53",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "54",
"name": "2B4",
"type": "bidirectional",
"description": "Bit 4 of 12-bit B port 2; output includes an equivalent 25-Ω series resistor and sinks up to 12 mA."
},
{
"number": "55",
"name": "LEA2B",
"type": "input",
"description": "Latch-enable input for the A-to-2B path; latch is transparent when high and holds data when low."
},
{
"number": "56",
"name": "OE2B",
"type": "input",
"description": "Output-enable input for B port 2 in the A-to-B direction; 2B outputs are high-impedance when OE2B is high."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Pin-to-name mapping was derived from the TOP VIEW listing (left column pins 1-28, right column pins "
],
"pages_sent": 14,
"cost_usd": 0.1924,
"at": "2026-10-31T02:02:13"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/sn74abth162260",
"pages": 14,
"sha256": "5758179c81a84444",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 56,
"described": 56,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "sn74abth162260dl.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
10.35,
18.5,
2.99
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "496b138c9bddb6111fccc97928b5e654846ac39b68862745293b24c720d158e5",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "sn74abth162260dl-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
10.35,
18.5,
2.99
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "d10469cc7e21593677a222738de6c31019c8e46569577f450404f48b4207e060",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "SSOP-56",
"Category": "Logic ICs",
"Pins": "56"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "5758179c81a8444488013feed672bf4a26c2fb346a7d8cb0dba241d8d20cd1de",
"rows": [
{
"name": "Supply voltage range",
"symbol": "VCC",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input voltage range",
"symbol": "VI",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 7,
"conditions": "see Note 1",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Voltage range applied to any output in high or power-off state",
"symbol": "VO",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 5.5,
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"source_page": 4,
"source": "datasheet"
},
{
"name": "Current into any output in low state, A port",
"symbol": "IO",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 128,
"conditions": "SN74ABTH162260 A port",
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"source": "datasheet"
},
{
"name": "Current into any output in low state, B port",
"symbol": "IO",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 30,
"conditions": "B port",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input clamp current",
"symbol": "IIK",
"kind": "absolute_maximum",
"unit": "mA",
"min": -18,
"typ": null,
"max": null,
"conditions": "VI < 0",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Output clamp current",
"symbol": "IOK",
"kind": "absolute_maximum",
"unit": "mA",
"min": -50,
"typ": null,
"max": null,
"conditions": "VO < 0",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Package thermal impedance",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 74,
"max": null,
"conditions": "DL package, JESD51",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Storage temperature range",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Supply voltage",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 4.5,
"typ": null,
"max": 5.5,
"conditions": "SN74ABTH162260",
"source_page": 4,
"source": "datasheet"
},
{
"name": "High-level input voltage",
"symbol": "VIH",
"kind": "recommended_operating",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Low-level input voltage",
"symbol": "VIL",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "",
"source_page": 4,
"source": "datasheet"
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{
"name": "Input voltage",
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"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": 5.5,
"conditions": "0 to VCC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "High-level output current",
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"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": -32,
"conditions": "SN74ABTH162260",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Low-level output current A port",
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"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 64,
"conditions": "A port",
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"source": "datasheet"
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{
"name": "Low-level output current B port",
"symbol": "IOL",
"kind": "recommended_operating",
"unit": "mA",
"min": null,
"typ": null,
"max": 12,
"conditions": "B port",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input transition rise or fall rate",
"symbol": "Δt/Δv",
"kind": "recommended_operating",
"unit": "ns/V",
"min": null,
"typ": null,
"max": 10,
"conditions": "Outputs enabled",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Power-up ramp rate",
"symbol": "Δt/ΔVCC",
"kind": "recommended_operating",
"unit": "µs/V",
"min": 200,
"typ": null,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating free-air temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "SN74ABTH162260",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Input clamp voltage",
"symbol": "VIK",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
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