component
CD74HC390E
Public Made by Adomby adom
lingxingic Counters, Dividers, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915
{
"schema_version": 1,
"type": "component",
"slug": "cd74hc390e",
"title": "CD74HC390E",
"brief": "lingxingic Counters, Dividers, DIP-16. 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",
"cd74hc390e",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "CD74HC390E",
"manufacturer": "lingxingic",
"package": "DIP-16",
"pin_count": 16,
"category": "Logic",
"subcategory": "Counters, Dividers",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603393152934305792",
"parts": {
"symbol": "cd74hc390e.kicad_sym",
"footprint": "cd74hc390e.kicad_mod",
"model_3d": "cd74hc390e-hero.glb",
"model_3d_plain": "cd74hc390e-etched.glb",
"model_3d_step": "cd74hc390e-etched.step",
"model_3d_step_plain": "cd74hc390e.step",
"lbr": "cd74hc390e.lbr"
},
"distributor_links": {
"lcsc": "C22449661",
"digikey": "2156-CD74HC390E-ND",
"mouser": "595-CD74HC390E"
},
"distributor_check": {
"checked_at": "2026-10-15T03:19:59Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "2156-CD74HC390E-ND",
"status": "found"
},
"mouser": {
"pn": "595-CD74HC390E",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "0CP1",
"type": "input",
"description": "Clock input of the divide-by-2 section, triggered on the HIGH-to-LOW edge."
},
{
"number": "2",
"name": "1MR",
"type": "input",
"description": "Asynchronous master reset input, active HIGH; a HIGH overrides the clocks and sets the outputs LOW."
},
{
"number": "3",
"name": "1Q0",
"type": "output",
"description": "Flip-flop output nQ0; in BCD decade operation it is connected to the nCP1 input of the divide-by-5 section."
},
{
"number": "4",
"name": "1CP1",
"type": "input",
"description": "Clock input of the divide-by-5 section, triggered on the HIGH-to-LOW edge."
},
{
"number": "5",
"name": "1Q1",
"type": "output",
"description": "Flip-flop output nQ1 of the counter section."
},
{
"number": "6",
"name": "1Q2",
"type": "output",
"description": "Flip-flop output nQ2 of the counter section."
},
{
"number": "7",
"name": "1Q3",
"type": "output",
"description": "Flip-flop output nQ3 of the counter section; in bi-quinary operation it is connected to the nCP0 input."
},
{
"number": "8",
"name": "GND",
"type": "power_in",
"description": "Ground reference (0 V) for all voltages."
},
{
"number": "9",
"name": "2Q3",
"type": "output",
"description": "Flip-flop output nQ3 of the second counter section; in bi-quinary operation it is connected to the nCP0 input."
},
{
"number": "10",
"name": "2Q2",
"type": "output",
"description": "Flip-flop output nQ2 of the second counter section."
},
{
"number": "11",
"name": "2Q1",
"type": "output",
"description": "Flip-flop output nQ1 of the second counter section."
},
{
"number": "12",
"name": "1CP2",
"type": "input",
"description": "Clock input of the divide-by-5 section (second counter), triggered on the HIGH-to-LOW edge."
},
{
"number": "13",
"name": "2Q0",
"type": "output",
"description": "Flip-flop output nQ0 of the second counter section; in BCD decade operation it is connected to the nCP1 input of its divide-by-5 section."
},
{
"number": "14",
"name": "2MR",
"type": "input",
"description": "Asynchronous master reset input, active HIGH; a HIGH overrides the clocks and sets the outputs LOW."
},
{
"number": "15",
"name": "0CP2",
"type": "input",
"description": "Clock input of the divide-by-2 section (second counter), triggered on the HIGH-to-LOW edge."
},
{
"number": "16",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage; recommended range 2.0 V to 6.0 V, absolute maximum 7.0 V."
}
],
"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 pin table (page 7) is the only pinout source. The pin configuration figure on page 6 is not pres; Pin names are as printed and are inconsistent with the general description, which uses nCP0 (divide-; The DIP-16 variant is ordered as CD74HC390E (marking HC390 / E, page 4). The datasheet lists this as"
],
"pages_sent": 21,
"cost_usd": 0.0942,
"at": "2026-10-15T03:19:41"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603393152934305792",
"pages": 21,
"sha256": "c7ec8e9f6a284415",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "cd74hc390e.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,
19.177,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "17a30b1f0ab3fd5384a1231e3c63c394888d5b952c542a8c189e023ed3467464",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "cd74hc390e-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,
19.177,
6.98
],
"zmin_mm": -3.3,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "067c64f0fa9cc5a91b13dd77b0a8e374c70ed41160fab4b0365e9cee6ae4edae",
"checked": "2026-10-15",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "lingxingic",
"Package": "DIP-16",
"Category": "Logic",
"Pins": "16"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "c7ec8e9f6a284415d71235e3a8eb633ede83d39c5756eb5378e2f8a4fc778064",
"rows": [
{
"name": "supply voltage",
"symbol": "VCC",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.5,
"typ": null,
"max": 7,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "input clamping current",
"symbol": "IIK",
"kind": "absolute_maximum",
"unit": "mA",
"min": -20,
"typ": null,
"max": 20,
"conditions": "VI<-0.5V or VI>VCC+0.5V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "output clamping current",
"symbol": "IOK",
"kind": "absolute_maximum",
"unit": "mA",
"min": -20,
"typ": null,
"max": 20,
"conditions": "VI<-0.5V or VO>VCC+0.5V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "output current",
"symbol": "IO",
"kind": "absolute_maximum",
"unit": "mA",
"min": -25,
"typ": null,
"max": 25,
"conditions": "0.5V<VO<VCC+0.5V",
"source_page": 8,
"source": "datasheet"
},
{
"name": "supply current",
"symbol": "ICC",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "ground current",
"symbol": "IGND",
"kind": "absolute_maximum",
"unit": "mA",
"min": -50,
"typ": null,
"max": null,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "storage temperature",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "℃",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 8,
"source": "datasheet"
},
{
"name": "soldering temperature (DIP)",
"symbol": "TL",
"kind": "absolute_maximum",
"unit": "℃",
"min": null,
"typ": null,
"max": 245,
"conditions": "10s; DIP",
"source_page": 8,
"source": "datasheet"
},
{
"name": "supply voltage (recommended)",
"symbol": "VCC",
"kind": "recommended_operating",
"unit": "V",
"min": 2,
"typ": 5,
"max": 6,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "input voltage",
"symbol": "VI",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "max = VCC",
"source_page": 9,
"source": "datasheet"
},
{
"name": "output voltage",
"symbol": "VO",
"kind": "recommended_operating",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "max = VCC",
"source_page": 9,
"source": "datasheet"
},
{
"name": "ambient temperature",
"symbol": "Tamb",
"kind": "recommended_operating",
"unit": "℃",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 1.5,
"typ": 1.2,
"max": null,
"conditions": "Tamb=25℃; VCC=2.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 3.15,
"typ": 2.4,
"max": null,
"conditions": "Tamb=25℃; VCC=4.5V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 4.2,
"typ": 3.2,
"max": null,
"conditions": "Tamb=25℃; VCC=6.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "LOW-level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.8,
"max": 0.5,
"conditions": "Tamb=25℃; VCC=2.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "LOW-level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 2.1,
"max": 1.35,
"conditions": "Tamb=25℃; VCC=4.5V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "LOW-level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 2.8,
"max": 1.8,
"conditions": "Tamb=25℃; VCC=6.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 1.9,
"typ": 2,
"max": null,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=-20uA; VCC=2.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 4.4,
"typ": 4.5,
"max": null,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=-20uA; VCC=4.5V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 5.9,
"typ": 6,
"max": null,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=-20uA; VCC=6.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 3.98,
"typ": 4.32,
"max": null,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=-4.0mA; VCC=4.5V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 5.48,
"typ": 5.81,
"max": null,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=-5.2mA; VCC=6.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "LOW-level output voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0,
"max": 0.1,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=20uA; VCC=2.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "LOW-level output voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.15,
"max": 0.26,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=4.0mA; VCC=4.5V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "LOW-level output voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.16,
"max": 0.26,
"conditions": "Tamb=25℃; VI=VIH or VIL; IO=5.2mA; VCC=6.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "input leakage current",
"symbol": "II",
"kind": "electrical",
"unit": "uA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "Tamb=25℃; VI=VCC or GND; VCC=6.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "supply current",
"symbol": "ICC",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
"max": 8,
"conditions": "Tamb=25℃; VI=VCC or GND; IO=0A; VCC=6.0V",
"source_page": 9,
"source": "datasheet"
},
{
"name": "HIGH-level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 1.5,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VCC=2.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "HIGH-level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 3.15,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VCC=4.5V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "HIGH-level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 4.2,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VCC=6.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "LOW-level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.5,
"conditions": "Tamb=-40℃ to +125℃; VCC=2.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "LOW-level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.35,
"conditions": "Tamb=-40℃ to +125℃; VCC=4.5V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "LOW-level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 1.8,
"conditions": "Tamb=-40℃ to +125℃; VCC=6.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 1.9,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VI=VIH or VIL; IO=-20uA; VCC=2.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 4.4,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VI=VIH or VIL; IO=-20uA; VCC=4.5V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 5.9,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VI=VIH or VIL; IO=-20uA; VCC=6.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 3.7,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VI=VIH or VIL; IO=-4.0mA; VCC=4.5V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "HIGH-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 5.2,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; VI=VIH or VIL; IO=-5.2mA; VCC=6.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "LOW-level output voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.1,
"conditions": "Tamb=-40℃ to +125℃; VI=VIH or VIL; IO=20uA; VCC=2.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "LOW-level output voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "Tamb=-40℃ to +125℃; VI=VIH or VIL; IO=4.0mA; VCC=4.5V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "input leakage current",
"symbol": "II",
"kind": "electrical",
"unit": "uA",
"min": -1,
"typ": null,
"max": 1,
"conditions": "Tamb=-40℃ to +125℃; VI=VCC or GND; VCC=6.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "supply current",
"symbol": "ICC",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
"max": 160,
"conditions": "Tamb=-40℃ to +125℃; VI=VCC or GND; IO=0A; VCC=6.0V",
"source_page": 11,
"source": "datasheet"
},
{
"name": "propagation delay 0CPn to nQ0",
"symbol": "tpd",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 44,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 4",
"source_page": 14,
"source": "datasheet"
},
{
"name": "propagation delay 1CPn to nQ1",
"symbol": "tpd",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 47,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 4",
"source_page": 14,
"source": "datasheet"
},
{
"name": "propagation delay 1CPn to nQ2",
"symbol": "tpd",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 63,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 4",
"source_page": 14,
"source": "datasheet"
},
{
"name": "propagation delay 1CPn to nQ3",
"symbol": "tpd",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 47,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 4",
"source_page": 14,
"source": "datasheet"
},
{
"name": "HIGH to LOW propagation delay nMR to nQn",
"symbol": "tPHL",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 50,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 5",
"source_page": 14,
"source": "datasheet"
},
{
"name": "transition time nQn",
"symbol": "tt",
"kind": "timing",
"unit": "ns",
"min": null,
"typ": null,
"max": 22,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 4",
"source_page": 14,
"source": "datasheet"
},
{
"name": "pulse width 0CPn, 1CPn HIGH or LOW",
"symbol": "tW",
"kind": "timing",
"unit": "ns",
"min": 24,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 4",
"source_page": 14,
"source": "datasheet"
},
{
"name": "pulse width nMR HIGH",
"symbol": "tW",
"kind": "timing",
"unit": "ns",
"min": 26,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 5",
"source_page": 15,
"source": "datasheet"
},
{
"name": "recovery time nMR to nCPn",
"symbol": "trec",
"kind": "timing",
"unit": "ns",
"min": 22,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 5",
"source_page": 15,
"source": "datasheet"
},
{
"name": "maximum frequency nCPn",
"symbol": "fmax",
"kind": "timing",
"unit": "MHz",
"min": 20,
"typ": null,
"max": null,
"conditions": "Tamb=-40℃ to +125℃; CL=50pF; VCC=4.5V; see Figure 4",
"source_page": 15,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"cd74hc390e"
],
"discovery_pitch": "CD74HC390E (lingxingic) 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",
"cd74hc390e.kicad_sym",
"cd74hc390e.kicad_mod",
"cd74hc390e.glb",
"cd74hc390e.step",
"cd74hc390e.lbr",
"docs/hero.png",
"docs/cd74hc390e-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"cd74hc390e-hero.glb",
"cd74hc390e-hero.overlay.json",
"cd74hc390e-etched.glb"
],
"visibility": {
"public": true
}
}