component
CD74HC08E
Public Made by Adomby adom
Texas Instruments Gates, PDIP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258
{
"schema_version": 1,
"type": "component",
"slug": "cd74hc08e",
"title": "CD74HC08E",
"brief": "Texas Instruments Gates, PDIP-14. 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",
"cd74hc08e",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CD74HC08E",
"manufacturer": "Texas Instruments",
"package": "PDIP-14",
"pin_count": 14,
"category": "Logic ICs",
"subcategory": "Gates",
"datasheet": "https://www.ti.com/lit/ds/symlink/cd74hc08e.pdf",
"parts": {
"symbol": "cd74hc08e.kicad_sym",
"footprint": "cd74hc08e.kicad_mod",
"model_3d": "cd74hc08e-hero.glb",
"model_3d_plain": "cd74hc08e-etched.glb",
"model_3d_step": "cd74hc08e-etched.step",
"model_3d_step_plain": "cd74hc08e.step",
"lbr": "cd74hc08e.lbr"
},
"distributor_links": {
"lcsc": "C2865550",
"digikey": "2156-CD74HC08E-ND",
"mouser": "595-CD74HC08E"
},
"distributor_check": {
"checked_at": "2026-10-28T16:45:32Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "2156-CD74HC08E-ND",
"status": "found"
},
"mouser": {
"pn": "595-CD74HC08E",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "1A",
"type": "input",
"description": "Input channel 1, input A of the first 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "2",
"name": "1B",
"type": "input",
"description": "Input channel 1, input B of the first 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "3",
"name": "1Y",
"type": "output",
"description": "Output channel 1, output Y of the first AND gate, a balanced CMOS push-pull output implementing Y = A AND B."
},
{
"number": "4",
"name": "2A",
"type": "input",
"description": "Input channel 2, input A of the second 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "5",
"name": "2B",
"type": "input",
"description": "Input channel 2, input B of the second 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "6",
"name": "2Y",
"type": "output",
"description": "Output channel 2, output Y of the second AND gate, a balanced CMOS push-pull output implementing Y = A AND B."
},
{
"number": "7",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the device, which must not be exceeded by the continuous current limit of ±50 mA through VCC or GND."
},
{
"number": "8",
"name": "3Y",
"type": "output",
"description": "Output channel 3, output Y of the third AND gate, a balanced CMOS push-pull output implementing Y = A AND B."
},
{
"number": "9",
"name": "3A",
"type": "input",
"description": "Input channel 3, input A of the third 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "10",
"name": "3B",
"type": "input",
"description": "Input channel 3, input B of the third 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "11",
"name": "4Y",
"type": "output",
"description": "Output channel 4, output Y of the fourth AND gate, a balanced CMOS push-pull output implementing Y = A AND B."
},
{
"number": "12",
"name": "4A",
"type": "input",
"description": "Input channel 4, input A of the fourth 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "13",
"name": "4B",
"type": "input",
"description": "Input channel 4, input B of the fourth 2-input AND gate, a high-impedance standard CMOS input whose edges must be fast to avoid excess current and oscillation."
},
{
"number": "14",
"name": "VCC",
"type": "power_in",
"description": "Positive supply, specified from 2 V to 6 V in the Recommended Operating Conditions, with a 0.1-μF bypass capacitor recommended."
}
],
"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": [],
"pages_sent": 27,
"cost_usd": 0.0207,
"at": "2026-10-28T16:45:22"
},
"datasheet": {
"url": "https://www.ti.com/lit/ds/symlink/cd74hc08e.pdf",
"pages": 27,
"sha256": "f3de35dcac4ee479",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 14,
"described": 14,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "cd74hc08e.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
7.874,
19.05,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "3dae072a95c64bee0d1e58be8e75383639f5017ab982de1749d05808a4eed058",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "cd74hc08e-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "body on z = 0, through-hole leads below",
"extents_mm": [
7.874,
19.05,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "d208577445cc8debd1c33769b46726eec8af74f5a842d30b60c8162235c9e841",
"checked": "2026-10-28",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "PDIP-14",
"Category": "Logic ICs",
"Pins": "14"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"cd74hc08e"
],
"discovery_pitch": "CD74HC08E (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"cd74hc08e.kicad_sym",
"cd74hc08e.kicad_mod",
"cd74hc08e.glb",
"cd74hc08e.step",
"cd74hc08e.lbr",
"docs/hero.png",
"docs/cd74hc08e-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"cd74hc08e-hero.glb",
"cd74hc08e-hero.overlay.json",
"cd74hc08e-etched.glb"
],
"visibility": {
"public": true
}
}