component
FM33LE025
Public Made by Adomby adom
FUDAN MICRO Microcontroller Units (MCUs/MPUs/SOCs), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "fm33le025",
"version": "0.1.0",
"type": "component",
"description": "FUDAN MICRO Microcontroller Units (MCUs/MPUs/SOCs), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"single chip microcomputer-microcontroller",
"fm33le025",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"fm33le025.kicad_sym",
"fm33le025.kicad_mod",
"fm33le025.glb",
"fm33le025.step",
"fm33le025.lbr",
"docs/hero.png",
"docs/fm33le025-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"fm33le025-hero.glb",
"fm33le025-hero.overlay.json",
"fm33le025-etched.glb"
],
"component": {
"mpn": "FM33LE025",
"manufacturer": "FUDAN MICRO",
"package": "LQFP-48(7x7)",
"pin_count": 48,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5520b038f787529a6a4183b46c5e803f.pdf",
"parts": {
"symbol": "fm33le025.kicad_sym",
"footprint": "fm33le025.kicad_mod",
"model_3d": "fm33le025-hero.glb",
"model_3d_plain": "fm33le025-etched.glb",
"model_3d_step": "fm33le025-etched.step",
"model_3d_step_plain": "fm33le025.step",
"lbr": "fm33le025.lbr"
},
"distributor_links": {
"lcsc": "C5264267"
},
"distributor_check": {
"checked_at": "2026-10-23T03:25:05Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "no match"
},
"mouser": {
"pn": null,
"status": "no match"
}
},
"pins": [
{
"number": "1",
"name": "PA14",
"type": "bidirectional",
"description": "GPIO with alternate functions UART0_TX, LPUART0_TX, ADC_IN7 and COMP1_INP4 (comparator positive input)."
},
{
"number": "2",
"name": "PA15",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP0 (external wakeup), SVS (external supply detection) and ADC_IN10."
},
{
"number": "3",
"name": "PA0",
"type": "bidirectional",
"description": "GPIO with alternate functions COM0 (LCD drive) and UART4_RX."
},
{
"number": "4",
"name": "PA1",
"type": "bidirectional",
"description": "GPIO with alternate functions COM1 (LCD drive) and UART4_TX."
},
{
"number": "5",
"name": "PA2",
"type": "bidirectional",
"description": "GPIO with alternate functions COM2 (LCD drive), UART0_RX and LPUART0_RX."
},
{
"number": "6",
"name": "PA3",
"type": "bidirectional",
"description": "GPIO with alternate functions COM3 (LCD drive), UART0_TX and LPUART0_TX."
},
{
"number": "7",
"name": "PA4",
"type": "bidirectional",
"description": "GPIO with alternate functions COM4/SEG28 (LCD drive), GPT1_CH3 and COMP2_INN1 (comparator input)."
},
{
"number": "8",
"name": "PA5",
"type": "bidirectional",
"description": "GPIO with alternate functions COM5/SEG29 (LCD drive), GPT1_CH4 and COMP2_INN2 (comparator input)."
},
{
"number": "9",
"name": "PA6",
"type": "bidirectional",
"description": "GPIO with alternate functions COM6/SEG30 (LCD drive) and I2CSMB_SCL (I2C_SMBUS clock)."
},
{
"number": "10",
"name": "PA7",
"type": "bidirectional",
"description": "GPIO with alternate functions COM7/SEG31 (LCD drive) and I2CSMB_SDA (I2C_SMBUS data)."
},
{
"number": "11",
"name": "PA8",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG0 (LCD), LPT32_CH1, COMP2_INP1 and I2CSMB_ALERT (SMBus alert signal)."
},
{
"number": "12",
"name": "PA9",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG1 (LCD), LPT32_CH2, COMP2_INP2 and ATIM_CH4."
},
{
"number": "13",
"name": "PA10",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP1 (external wakeup), SEG2 (LCD), LPT32_ETR, COMP1_INN1 and ATIM_CH3."
},
{
"number": "14",
"name": "PB2",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP2 (external wakeup), UART4_RX and ATIM_CH1N."
},
{
"number": "15",
"name": "PB3",
"type": "bidirectional",
"description": "Pin PB3 with alternate functions UART4_TX and ATIM_CH2N; the pin table labels its base function as external wakeup instead of GPIO."
},
{
"number": "16",
"name": "PB4",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG3 (LCD) and ATIM_CH1."
},
{
"number": "17",
"name": "PB5",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG4 (LCD) and ATIM_CH2."
},
{
"number": "18",
"name": "PB8",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG7 (LCD), SPI1_SSN and ATIM_CH3N."
},
{
"number": "19",
"name": "PB9",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG8 (LCD), ANATST (analog test), SPI1_SCK and GPT0_ETR."
},
{
"number": "20",
"name": "PB10",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG9 (LCD), SPI1_MISO and GPT0_CH1."
},
{
"number": "21",
"name": "PB11",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG10 (LCD), SPI1_MOSI and GPT0_CH2."
},
{
"number": "22",
"name": "PB12",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP3 (external wakeup), FOUT1 (clock frequency output) and ATIM_ETR."
},
{
"number": "23",
"name": "PB13",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG11 (LCD), UART1_RX and LPUART1_RX."
},
{
"number": "24",
"name": "PB14",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG12 (LCD), UART1_TX and LPUART1_TX."
},
{
"number": "25",
"name": "PC0",
"type": "bidirectional",
"description": "GPIO with alternate functions I2CSMB_SCL and GPT1_CH1."
},
{
"number": "26",
"name": "PC1",
"type": "bidirectional",
"description": "GPIO with alternate functions I2CSMB_SDA and GPT1_CH2."
},
{
"number": "27",
"name": "PC2",
"type": "bidirectional",
"description": "GPIO with alternate functions XTHIN (high-frequency crystal input), UART1_RX and LPUART1_RX."
},
{
"number": "28",
"name": "PC3",
"type": "bidirectional",
"description": "GPIO with alternate functions XTHOUT (high-frequency crystal output), UART1_TX and LPUART1_TX."
},
{
"number": "29",
"name": "PC4",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG13 (LCD), SCL (I2C clock) and UART5_RX."
},
{
"number": "30",
"name": "PC5",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG14 (LCD), SDA (I2C data) and UART5_TX."
},
{
"number": "31",
"name": "PC6",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP4 (external wakeup), SEG15 (LCD), GPT1_ETR, I2CSMB_ALERT and ADC_IN11."
},
{
"number": "32",
"name": "PC7",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG16 (LCD), SPI2_SSN and ADC_IN8."
},
{
"number": "33",
"name": "PC8",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG17 (LCD), SPI2_SCK and ADC_IN9."
},
{
"number": "34",
"name": "PC9",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG18 (LCD), SPI2_MISO and ADC_IN0."
},
{
"number": "35",
"name": "PC10",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP5 (external wakeup), SEG19 (LCD), SPI2_MOSI and ADC_IN1."
},
{
"number": "36",
"name": "PD9",
"type": "bidirectional",
"description": "GPIO with alternate function XT32KO (32768Hz crystal output)."
},
{
"number": "37",
"name": "PD10",
"type": "bidirectional",
"description": "GPIO with alternate function XT32KI (32768Hz crystal input)."
},
{
"number": "38",
"name": "VDD15",
"type": "power_out",
"description": "LDO output (1.5V core supply); connect a 100nF capacitor to ground."
},
{
"number": "39",
"name": "VSS",
"type": "power_in",
"description": "Ground."
},
{
"number": "40",
"name": "VDD",
"type": "power_in",
"description": "Power supply, 1.8~5.5V operating range."
},
{
"number": "41",
"name": "PD11",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP6 (external wakeup), FOUT0 (clock frequency output), ATIM_BRK1 and ADC_IN2."
},
{
"number": "42",
"name": "PD0",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG22 (LCD), UART5_RX and ADC_IN3."
},
{
"number": "43",
"name": "PD1",
"type": "bidirectional",
"description": "GPIO with alternate functions SEG23 (LCD), UART5_TX and ADC_IN4."
},
{
"number": "44",
"name": "PD6",
"type": "bidirectional",
"description": "GPIO with alternate functions WKUP7 (external wakeup), ANATST (analog test) and ATIM_BRK2."
},
{
"number": "45",
"name": "PD7",
"type": "bidirectional",
"description": "GPIO with alternate function SWCLK (SWD interface clock)."
},
{
"number": "46",
"name": "PD8",
"type": "bidirectional",
"description": "GPIO with alternate function SWIO (SWD interface data)."
},
{
"number": "47",
"name": "NRST",
"type": "input",
"description": "Global reset pin; held low for more than 60~90us it triggers a system reset."
},
{
"number": "48",
"name": "PA13",
"type": "bidirectional",
"description": "GPIO with alternate functions UART0_RX, LPUART0_RX, ADC_IN6 and COMP1_INP3 (comparator positive input)."
}
],
"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 table lists PB3's base function as 外部唤醒引脚 (external wakeup) rather than GPIO, which looks like a; The LQFP48 package dimension drawing was not included in the provided pages, so the 7x7 body size co"
],
"pages_sent": 139,
"cost_usd": 0.9806,
"at": "2026-10-23T03:24:37"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/5520b038f787529a6a4183b46c5e803f.pdf",
"pages": 674,
"sha256": "5813d667fe7dc378",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 48,
"described": 48,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "fm33le025.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
1.5
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "fm33le025-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9.0,
9.0,
1.5
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "6595f5ee7ac42b6c2c48aa8e319c7c9625268d38dd0a573c0e6764625971187e",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}