component
EFM8LB11F32ES0-C-QFN24R
Public Made by Adomby adom
SILICON LABS Microcontroller Units (MCUs/MPUs/SOCs), QFN-24-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "efm8lb11f32es0-c-qfn24r",
"title": "EFM8LB11F32ES0-C-QFN24R",
"brief": "SILICON LABS Microcontroller Units (MCUs/MPUs/SOCs), QFN-24-EP(3x3). 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",
"single chip microcomputer-microcontroller",
"efm8lb11f32es0-c-qfn24r",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "EFM8LB11F32ES0-C-QFN24R",
"manufacturer": "SILICON LABS",
"package": "QFN-24-EP(3x3)",
"pin_count": 25,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/0fe5101814c8c0abfa6efc96b2aee57c.pdf",
"parts": {
"symbol": "efm8lb11f32es0-c-qfn24r.kicad_sym",
"footprint": "efm8lb11f32es0-c-qfn24r.kicad_mod",
"model_3d": "efm8lb11f32es0-c-qfn24r-hero.glb",
"model_3d_plain": "efm8lb11f32es0-c-qfn24r-etched.glb",
"model_3d_step": "efm8lb11f32es0-c-qfn24r-etched.step",
"model_3d_step_plain": "efm8lb11f32es0-c-qfn24r.step",
"lbr": "efm8lb11f32es0-c-qfn24r.lbr"
},
"distributor_links": {
"lcsc": "C2054687",
"digikey": "EFM8LB11F32ES0-C-QFN24R-ND",
"mouser": "634-LB11F32ES0CFN24R"
},
"distributor_check": {
"checked_at": "2026-10-27T07:50:25Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "EFM8LB11F32ES0-C-QFN24R-ND",
"status": "found"
},
"mouser": {
"pn": "634-LB11F32ES0CFN24R",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "P0.1",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.0 and comparator 0 input CMP0P.0/CMP0N.0."
},
{
"number": "2",
"name": "P0.0",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also VREF voltage reference pin."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "4",
"name": "VDD / VIO",
"type": "power_in",
"description": "Supply power input; device operation is specified from 2.2 V to 3.6 V supply."
},
{
"number": "5",
"name": "RSTb / C2CK",
"type": "input",
"description": "Active-low reset input, also C2 debug clock."
},
{
"number": "6",
"name": "P3.0 / C2D",
"type": "bidirectional",
"description": "Multifunction I/O, also C2 debug data (C2D)."
},
{
"number": "7",
"name": "P2.3",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also DAC3 output."
},
{
"number": "8",
"name": "P2.2",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also DAC2 output."
},
{
"number": "9",
"name": "P2.1",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also DAC1 output."
},
{
"number": "10",
"name": "P2.0",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also DAC0 output."
},
{
"number": "11",
"name": "P1.6",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.11 and comparator 1 input CMP1P.5/CMP1N.5."
},
{
"number": "12",
"name": "P1.5",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.10 and comparator 1 input CMP1P.4/CMP1N.4."
},
{
"number": "13",
"name": "P1.4",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also I2C0_SCL and ADC0.9."
},
{
"number": "14",
"name": "P1.3",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also I2C0_SDA and comparator 1 input CMP1P.2/CMP1N.2."
},
{
"number": "15",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "16",
"name": "P1.2",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.8."
},
{
"number": "17",
"name": "P1.1",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.7."
},
{
"number": "18",
"name": "P1.0",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.6."
},
{
"number": "19",
"name": "P0.7",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.5, comparator 0 input CMP0P.5/CMP0N.5 and comparator 1 input CMP1P.1/CMP1N.1."
},
{
"number": "20",
"name": "P0.6",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also CNVSTR, ADC0.4 and comparator inputs CMP0P.4/CMP0N.4 and CMP1P.0/CMP1N.0."
},
{
"number": "21",
"name": "P0.5",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also UART0_RX and ADC0.3."
},
{
"number": "22",
"name": "P0.4",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also UART0_TX and ADC0.2."
},
{
"number": "23",
"name": "P0.3",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also EXTCLK external clock input and EXTOSC external oscillator."
},
{
"number": "24",
"name": "P0.2",
"type": "bidirectional",
"description": "Multifunction I/O with crossbar capability, also ADC0.1 and comparator 0 input CMP0P.1/CMP0N.1."
},
{
"number": "25",
"name": "GND",
"type": "power_in",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"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: Table 6.3 lists AGND in the analog-function column of pin 1 (P0.1) without a separate printed pin nu; The QFN24 center pad is printed only as 'Center GND' with no pin number, so it is not listed as a nu; Pin 4 is printed as 'VDD / VIO' (shared supply pin). It is listed as one pin; the datasheet does not"
],
"pages_sent": 45,
"cost_usd": 0.0523,
"at": "2026-10-27T07:50:14"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/0fe5101814c8c0abfa6efc96b2aee57c.pdf",
"pages": 77,
"sha256": "4bb882f3cda45564",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "efm8lb11f32es0-c-qfn24r.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3,
3,
1.02
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "f8729f613859baaeb2ca705907e2c92ba0979aed3334ef65762c296772fae51e",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "efm8lb11f32es0-c-qfn24r-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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1.02
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "88579409efbc3fcb80f3ee59ec2324bbb203cb987f2b65b881ed4000c59df059",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "SILICON LABS",
"Package": "QFN-24-EP(3x3)",
"Category": "Single Chip Microcomputer/Microcontroller",
"Pins": "25"
},
"appearance": {
"housing": {
"quote": "4. Recommended card reflow profile is per the JEDEC/IPC J-STD-020C specification for Small Body Components.",
"page": 60,
"doc": "ds.pdf",
"material": "PC"
},
"version": 1,
"datasheet_sha256": "4bb882f3cda45564cf35a17031305fa9af3d1bdfdbb9453e5927ea38a8a3e41e"
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"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "4bb882f3cda45564cf35a17031305fa9af3d1bdfdbb9453e5927ea38a8a3e41e",
"rows": [
{
"name": "Operating Supply Voltage on VDD",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 2.2,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Operating Supply Voltage on VIO",
"symbol": "VIO",
"kind": "recommended_operating",
"unit": "V",
"min": 2.2,
"typ": null,
"max": null,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Operating Supply Voltage on VIO (reduced range)",
"symbol": "VIO",
"kind": "recommended_operating",
"unit": "V",
"min": 1.713,
"typ": null,
"max": null,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "System Clock Frequency",
"symbol": "fSYSCLK",
"kind": "recommended_operating",
"unit": "MHz",
"min": 0,
"typ": null,
"max": 73.5,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Operating Ambient Temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 105,
"conditions": "",
"source_page": 18,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Normal Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 12.9,
"max": 15,
"conditions": "FSYSCLK = 72 MHz (HFOSC1)",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Normal Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 4.2,
"max": 5,
"conditions": "FSYSCLK = 24.5 MHz (HFOSC0)",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Normal Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 625,
"max": 1050,
"conditions": "FSYSCLK = 1.53 MHz (HFOSC0)",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Normal Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 155,
"max": 575,
"conditions": "FSYSCLK = 80 kHz",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Idle Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 9.6,
"max": 11.1,
"conditions": "FSYSCLK = 72 MHz (HFOSC1)",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Idle Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 3.14,
"max": 3.8,
"conditions": "FSYSCLK = 24.5 MHz (HFOSC0)",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Idle Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 520,
"max": 950,
"conditions": "FSYSCLK = 1.53 MHz (HFOSC0)",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Digital Core Supply Current Idle Mode",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 135,
"max": 550,
"conditions": "FSYSCLK = 80 kHz",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Suspend Mode Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 125,
"max": 545,
"conditions": "LFO Running",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Suspend Mode Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 120,
"max": 535,
"conditions": "LFO Stopped",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Snooze Mode Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 23,
"max": 430,
"conditions": "LFO Running",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Snooze Mode Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 19,
"max": 425,
"conditions": "LFO Stopped",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Stop Mode Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 120,
"max": 535,
"conditions": "Core halted and all clocks stopped, Internal LDO On, Supply monitor off",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Shutdown Mode Supply Current",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 0.2,
"max": 2.1,
"conditions": "Core halted, all clocks stopped, Internal LDO Off, Supply monitor off",
"source_page": 19,
"source": "datasheet"
},
{
"name": "High-Frequency Oscillator 0 Supply Current",
"symbol": "IHFOSC0",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 120,
"max": 135,
"conditions": "Operating at 24.5 MHz, TA = 25 °C",
"source_page": 19,
"source": "datasheet"
},
{
"name": "High-Frequency Oscillator 1 Supply Current",
"symbol": "IHFOSC1",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 1285,
"max": 1340,
"conditions": "Operating at 72 MHz, TA = 25 °C",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Low-Frequency Oscillator Supply Current",
"symbol": "ILFOSC",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 3.7,
"max": 6,
"conditions": "Operating at 80 kHz, TA = 25 °C",
"source_page": 19,
"source": "datasheet"
},
{
"name": "Throughput Rate High Speed Mode 14-bit",
"symbol": "fS",
"kind": "electrical",
"unit": "ksps",
"min": null,
"typ": null,
"max": 900,
"conditions": "14 Bit Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Throughput Rate High Speed Mode 12-bit",
"symbol": "fS",
"kind": "electrical",
"unit": "Msps",
"min": null,
"typ": null,
"max": 1,
"conditions": "12 Bit Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Throughput Rate High Speed Mode 10-bit",
"symbol": "fS",
"kind": "electrical",
"unit": "Msps",
"min": null,
"typ": null,
"max": 1.125,
"conditions": "10 Bit Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Throughput Rate Low Power Mode 14-bit",
"symbol": "fS",
"kind": "electrical",
"unit": "ksps",
"min": null,
"typ": null,
"max": 320,
"conditions": "14 Bit Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Throughput Rate Low Power Mode 12-bit",
"symbol": "fS",
"kind": "electrical",
"unit": "ksps",
"min": null,
"typ": null,
"max": 340,
"conditions": "12 Bit Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Throughput Rate Low Power Mode 10-bit",
"symbol": "fS",
"kind": "electrical",
"unit": "ksps",
"min": null,
"typ": null,
"max": 360,
"conditions": "10 Bit Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Tracking Time High Speed Mode",
"symbol": "tTRK",
"kind": "timing",
"unit": "ns",
"min": 217.81,
"typ": null,
"max": null,
"conditions": "High Speed Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Tracking Time Low Power Mode",
"symbol": "tTRK",
"kind": "timing",
"unit": "ns",
"min": 450,
"typ": null,
"max": null,
"conditions": "Low Power Mode",
"source_page": 24,
"source": "datasheet"
},
{
"name": "Power-On Time",
"symbol": "tPWR",
"kind": "timing",
"unit": "μs",
"min": 1.2,
"typ": null,
"max": null,
"conditions": "",
"source_page": 24,
"source": "datasheet"
},
{
"name": "SAR Clock Frequency High Speed Mode",
"symbol": "fSAR",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": null,
"max": 18.36,
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