component
LMK00101SQ
Public Made by Adomby adom
Texas Instruments Clock Buffers, Drivers, Distributors, WQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"slug": "lmk00101sq",
"title": "LMK00101SQ",
"brief": "Texas Instruments Clock Buffers, Drivers, Distributors, WQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"component": {
"mpn": "LMK00101SQ",
"manufacturer": "Texas Instruments",
"package": "WQFN-32-EP(5x5)",
"pin_count": 33,
"category": "Clock/Timing",
"subcategory": "Clock Buffers, Drivers, Distributors",
"datasheet": "https://www.ti.com/lit/ds/symlink/lmk00101.pdf",
"parts": {
"symbol": "lmk00101sq.kicad_sym",
"footprint": "lmk00101sq.kicad_mod",
"model_3d": "lmk00101sq-hero.glb",
"model_3d_plain": "lmk00101sq-etched.glb",
"model_3d_step": "lmk00101sq-etched.step",
"model_3d_step_plain": "lmk00101sq.step",
"lbr": "lmk00101sq.lbr"
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"distributor_links": {
"lcsc": "C544770"
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"distributor_check": {
"checked_at": "2026-11-05T23:40:45Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
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"mouser": {
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}
},
"pins": [
{
"number": "1",
"name": "CLKout0",
"type": "output",
"description": "LVCMOS clock output in Bank A, powered from the Bank A Vddo supply (1.425 V to Vdd)."
},
{
"number": "2",
"name": "Vddo",
"type": "power_in",
"description": "Output supply for Bank A (CLKout0 to CLKout4); Vddo must be less than or equal to Vdd."
},
{
"number": "3",
"name": "CLKout1",
"type": "output",
"description": "LVCMOS clock output in Bank A, powered from the Bank A Vddo supply."
},
{
"number": "4",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "5",
"name": "CLKout2",
"type": "output",
"description": "LVCMOS clock output in Bank A, powered from the Bank A Vddo supply."
},
{
"number": "6",
"name": "Vddo",
"type": "power_in",
"description": "Output supply for Bank A (CLKout0 to CLKout4); Vddo must be less than or equal to Vdd."
},
{
"number": "7",
"name": "CLKout3",
"type": "output",
"description": "LVCMOS clock output in Bank A, powered from the Bank A Vddo supply."
},
{
"number": "8",
"name": "CLKout4",
"type": "output",
"description": "LVCMOS clock output in Bank A, powered from the Bank A Vddo supply."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "10",
"name": "Vdd",
"type": "power_in",
"description": "Core supply for operating the core and input buffer, 2.375 V to 3.45 V."
},
{
"number": "11",
"name": "OSCin",
"type": "input",
"description": "Input for crystal oscillator, 10 to 40 MHz crystal input frequency."
},
{
"number": "12",
"name": "OSCout",
"type": "output",
"description": "Output for crystal oscillator."
},
{
"number": "13",
"name": "CLKin0",
"type": "input",
"description": "Universal clock input pin, accepting LVPECL, LVDS, HCSL, SSTL or LVCMOS signals."
},
{
"number": "14",
"name": "CLKin0*",
"type": "input",
"description": "Complementary clock input pin paired with CLKin0."
},
{
"number": "15",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "16",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "17",
"name": "CLKout5",
"type": "output",
"description": "LVCMOS clock output in Bank B, powered from the Bank B Vddo supply."
},
{
"number": "18",
"name": "CLKout6",
"type": "output",
"description": "LVCMOS clock output in Bank B, powered from the Bank B Vddo supply."
},
{
"number": "19",
"name": "Vddo",
"type": "power_in",
"description": "Output supply for Bank B (CLKout5 to CLKout9); Vddo must be less than or equal to Vdd."
},
{
"number": "20",
"name": "CLKout7",
"type": "output",
"description": "LVCMOS clock output in Bank B, powered from the Bank B Vddo supply."
},
{
"number": "21",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "22",
"name": "CLKout8",
"type": "output",
"description": "LVCMOS clock output in Bank B, powered from the Bank B Vddo supply."
},
{
"number": "23",
"name": "Vddo",
"type": "power_in",
"description": "Output supply for Bank B (CLKout5 to CLKout9); Vddo must be less than or equal to Vdd."
},
{
"number": "24",
"name": "CLKout9",
"type": "output",
"description": "LVCMOS clock output in Bank B, powered from the Bank B Vddo supply."
},
{
"number": "25",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "26",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "27",
"name": "CLKin1*",
"type": "input",
"description": "Complementary clock input pin paired with CLKin1."
},
{
"number": "28",
"name": "CLKin1",
"type": "input",
"description": "Universal clock input pin, accepting LVPECL, LVDS, HCSL, SSTL or LVCMOS signals."
},
{
"number": "29",
"name": "SEL1",
"type": "input",
"description": "MSB for input clock selection; internal pull-down resistor present."
},
{
"number": "30",
"name": "SEL0",
"type": "input",
"description": "LSB for input clock selection; internal pull-down resistor present."
},
{
"number": "31",
"name": "OE",
"type": "input",
"description": "Output enable, synchronous to the outputs for glitch-free operation; internal pull-down resistor present."
},
{
"number": "32",
"name": "GND",
"type": "power_in",
"description": "Ground connection."
},
{
"number": "33",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
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"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [],
"pages_sent": 7,
"cost_usd": 0.0219,
"at": "2026-11-05T23:40:36"
},
"datasheet": {
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"pages": 22,
"sha256": "4286d2ddc5501394",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
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"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "WQFN-32-EP(5x5)",
"Category": "Clock/Timing",
"Pins": "33"
},
"appearance": {
"contacts": {
"quote": "For best soldering practices, the minimum trace length should extend to include the pin solder mask. This way during reflow, the solder has the same copper area as connected",
"page": 9,
"doc": "ds.pdf",
"material": "copper"
},
"version": 1,
"datasheet_sha256": "4286d2ddc55013944b916788f193c76ae1551c85db515841277ab4e35ccd9af7"
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"characteristics": {
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"source": "datasheet",
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"rows": [
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"name": "Ambient Temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": 25,
"max": 85,
"conditions": "",
"source_page": 3,
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"min": 2.375,
"typ": 3.3,
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"conditions": "",
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"name": "Output Supply Voltage",
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"min": 1.425,
"typ": 3.3,
"max": null,
"conditions": "Vddo should be less than or equal to Vdd (Vddo ≤ Vdd)",
"source_page": 3,
"source": "datasheet"
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{
"name": "Core Supply Voltage",
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"typ": null,
"max": 3.6,
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"source": "datasheet"
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{
"name": "Output Supply Voltage",
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"name": "Input Voltage",
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"kind": "absolute_maximum",
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"min": -0.3,
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"max": null,
"conditions": "upper limit Vdd + 0.3 V as printed",
"source_page": 3,
"source": "datasheet"
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{
"name": "Storage Temperature Range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
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{
"name": "Lead Temperature",
"symbol": "TL",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 260,
"conditions": "solder 4 s",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Junction Temperature",
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"unit": "°C",
"min": null,
"typ": null,
"max": 125,
"conditions": "",
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{
"name": "Thermal resistance junction to ambient",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 50,
"max": null,
"conditions": "on 4-layer Jedec board",
"source_page": 3,
"source": "datasheet"
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{
"name": "Thermal resistance junction to case (DAP)",
"symbol": "θJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 20,
"max": null,
"conditions": "junction to case (DAP)",
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"source": "datasheet"
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{
"name": "Core Supply Voltage",
"symbol": "Vdd",
"kind": "electrical",
"unit": "V",
"min": 2.375,
"typ": null,
"max": 3.45,
"conditions": "",
"source_page": 4,
"source": "datasheet"
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{
"name": "Output Supply Voltage",
"symbol": "Vddo",
"kind": "electrical",
"unit": "V",
"min": 1.425,
"typ": null,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
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{
"name": "Output Skew",
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"kind": "timing",
"unit": "ps",
"min": null,
"typ": 6,
"max": 25,
"conditions": "Measured between outputs, referenced to CLKout0",
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"source": "datasheet"
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{
"name": "Propagation Delay CLKin to CLKout",
"symbol": "tPD",
"kind": "timing",
"unit": "ns",
"min": 0.85,
"typ": 1.4,
"max": 2.2,
"conditions": "CL = 5 pF, RL = 50 Ω; Vdd = 3.3 V; Vddo = 3.3 V",
"source_page": 4,
"source": "datasheet"
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{
"name": "Propagation Delay CLKin to CLKout",
"symbol": "tPD",
"kind": "timing",
"unit": "ns",
"min": 1.1,
"typ": 1.8,
"max": 2.8,
"conditions": "CL = 5 pF, RL = 50 Ω; Vdd = 2.5 V; Vddo = 1.5 V",
"source_page": 4,
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{
"name": "Part-to-part Skew",
"symbol": "tPD, PP",
"kind": "timing",
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"min": null,
"typ": null,
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"conditions": "CL = 5 pF, RL = 50 Ω; Vdd = 3.3 V; Vddo = 3.3 V",
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{
"name": "Part-to-part Skew",
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"kind": "timing",
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"conditions": "CL = 5 pF, RL = 50 Ω; Vdd = 2.5 V; Vddo = 1.5 V",
"source_page": 4,
"source": "datasheet"
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{
"name": "Output Frequency",
"symbol": "fCLKout",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": null,
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{
"name": "Rise/Fall Time",
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"min": null,
"typ": 250,
"max": null,
"conditions": "Vdd = 3.3 V, Vddo = 1.8 V, CL = 10 pF",
"source_page": 4,
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{
"name": "Rise/Fall Time",
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"conditions": "Vdd = 2.5 V, Vddo = 2.5 V, CL = 10 pF",
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{
"name": "Rise/Fall Time",
"symbol": "tRise",
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"min": null,
"typ": 315,
"max": null,
"conditions": "Vdd = 3.3 V, Vddo = 3.3 V, CL = 10 pF",
"source_page": 4,
"source": "datasheet"
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{
"name": "Output Low Voltage",
"symbol": "VCLKoutLow",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.1,
"conditions": "",
"source_page": 4,
"source": "datasheet"
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{
"name": "Output Resistance",
"symbol": "RCLKout",
"kind": "electrical",
"unit": "ohm",
"min": null,
"typ": 50,
"max": null,
"conditions": "",
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{
"name": "Digital Input Low Voltage",
"symbol": "VLow",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "Vdd = 2.5 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Digital Input High Voltage",
"symbol": "VHigh",
"kind": "electrical",
"unit": "V",
"min": 1.3,
"typ": null,
"max": null,
"conditions": "Vdd = 2.5 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Digital Input High Voltage",
"symbol": "VHigh",
"kind": "electrical",
"unit": "V",
"min": 1.6,
"typ": null,
"max": null,
"conditions": "Vdd = 3.3 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "High Level Input Current",
"symbol": "IIH",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": null,
"max": 50,
"conditions": "",
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{
"name": "Low Level Input Current",
"symbol": "IIL",
"kind": "electrical",
"unit": "uA",
"min": -5,
"typ": null,
"max": 5,
"conditions": "",
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{
"name": "High Level Input Current",
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"min": null,
"typ": null,
"max": 20,
"conditions": "VCLKin = Vdd",
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"source": "datasheet"
},
{
"name": "Low Level Input Current",
"symbol": "IIL",
"kind": "electrical",
"unit": "uA",
"min": -20,
"typ": null,
"max": null,
"conditions": "VCLKin = 0 V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Differential Input Common Mode Voltage",
"symbol": "VCM",
"kind": "electrical",
"unit": "V",
"min": 0.5,
"typ": null,
"max": 1.2,
"conditions": "VID = 150 mV",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Differential Input Common Mode Voltage",
"symbol": "VCM",
"kind": "electrical",
"unit": "V",
"min": 0.5,
"typ": null,
"max": 1.1,
"conditions": "VID = 350 mV",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Differential Input Common Mode Voltage",
"symbol": "VCM",
"kind": "electrical",
"unit": "V",
"min": 0.5,
"typ": null,
"max": 0.9,
"conditions": "VID = 800 mV",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Single-Ended Input Voltage Swing",
"symbol": "VI_SE",
"kind": "electrical",
"unit": "Vpp",
"min": 0.3,
"typ": null,
"max": 2,
"conditions": "CLKinX driven single-ended (AC or DC coupled), CLKinX* AC coupled to GND or externally biased within VCM range",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Differential Input Voltage Swing",
"symbol": "VID",
"kind": "electrical",
"unit": "V",
"min": 0.15,
"typ": null,
"max": 1.5,
"conditions": "CLKin driven differentially",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Frequency",
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