component
STM32G071C8U3
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), UFQFPN-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "stm32g071c8u3",
"title": "STM32G071C8U3",
"brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), UFQFPN-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"embedded processors & controllers",
"stm32g071c8u3",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "STM32G071C8U3",
"manufacturer": "STMicroelectronics",
"package": "UFQFPN-48(7x7)",
"pin_count": 49,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589808149122756608",
"parts": {
"symbol": "stm32g071c8u3.kicad_sym",
"footprint": "stm32g071c8u3.kicad_mod",
"model_3d": "stm32g071c8u3-hero.glb",
"model_3d_plain": "stm32g071c8u3.glb",
"model_3d_step": "stm32g071c8u3-etched.step",
"model_3d_step_plain": "stm32g071c8u3.step",
"lbr": "stm32g071c8u3.lbr"
},
"distributor_links": {
"lcsc": 3014317,
"digikey": "497-STM32G071C8U3-ND",
"mouser": "511-STM32G071C8U3"
},
"distributor_check": {
"checked_at": "2026-10-03T00:20:28Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "497-STM32G071C8U3-ND",
"status": "found"
},
"mouser": {
"pn": "511-STM32G071C8U3",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PC13",
"type": "bidirectional",
"description": "5 V-tolerant GPIO supplied via the power switch (output limited to 2 MHz, 30 pF, no LED drive); alternate TIM1_BKIN, additional TAMP_IN1, RTC_TS, RTC_OUT1, WKUP2."
},
{
"number": "2",
"name": "PC14-OSC32_IN",
"type": "bidirectional",
"description": "5 V-tolerant GPIO (PC14) supplied via the power switch, also the 32 kHz LSE oscillator input OSC32_IN; alternate TIM1_BKIN2."
},
{
"number": "3",
"name": "PC15-OSC32_OUT",
"type": "bidirectional",
"description": "5 V-tolerant GPIO (PC15) supplied via the power switch, also the 32 kHz LSE oscillator output OSC32_OUT; alternates OSC32_EN, OSC_EN, TIM15_BKIN."
},
{
"number": "4",
"name": "VBAT",
"type": "power_in",
"description": "Backup supply (1.55 V to 3.6 V) for RTC, TAMP, LSE oscillator and backup registers when VDD is not present."
},
{
"number": "5",
"name": "VREF+",
"type": "power_in",
"description": "Analog reference voltage input or output of the internal voltage reference buffer (VREF_OUT); must equal VDDA when VDDA < 2 V, between 2 V and VDDA otherwise."
},
{
"number": "6",
"name": "VDD/VDDA",
"type": "power_in",
"description": "Digital and analog supply pin, 1.7 V to 3.6 V, to be decoupled with 100 nF + 4.7 µF ceramic capacitors placed close to the pin."
},
{
"number": "7",
"name": "VSS/VSSA",
"type": "power_in",
"description": "Digital and analog ground pin."
},
{
"number": "8",
"name": "PF0-OSC_IN",
"type": "bidirectional",
"description": "5 V-tolerant GPIO (PF0) and HSE crystal oscillator input OSC_IN; alternate TIM14_CH1."
},
{
"number": "9",
"name": "PF1-OSC_OUT",
"type": "bidirectional",
"description": "5 V-tolerant GPIO (PF1) and HSE crystal oscillator output OSC_OUT; alternates OSC_EN, TIM15_CH1N."
},
{
"number": "10",
"name": "PF2-NRST",
"type": "bidirectional",
"description": "Bidirectional reset pin with embedded weak pull-up (NRST), also GPIO PF2 with MCO alternate function."
},
{
"number": "11",
"name": "PA0",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI2_SCK, USART2_CTS, TIM2_CH1_ETR, USART4_TX, LPTIM1_OUT, COMP1_OUT, COMP1_INM, ADC_IN0, TAMP_IN2, WKUP1."
},
{
"number": "12",
"name": "PA1",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI1_SCK/I2S1_CK, USART2_RTS_DE_CK, TIM2_CH2, USART4_RX, I2C1_SMBA, COMP1_INP, ADC_IN1."
},
{
"number": "13",
"name": "PA2",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI1_MOSI/I2S1_SD, USART2_TX, TIM2_CH3, LPUART1_TX, COMP2_OUT, COMP2_INM, ADC_IN2, WKUP4, LSCO."
},
{
"number": "14",
"name": "PA3",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI2_MISO, USART2_RX, TIM2_CH4, LPUART1_RX, COMP2_INP, ADC_IN3."
},
{
"number": "15",
"name": "PA4",
"type": "bidirectional",
"description": "3.6 V-tolerant (TT) GPIO with analog function; SPI1_NSS/I2S1_WS, SPI2_MOSI, TIM14_CH1, LPTIM2_OUT, ADC_IN4, DAC_OUT1, RTC_OUT2."
},
{
"number": "16",
"name": "PA5",
"type": "bidirectional",
"description": "3.6 V-tolerant (TT) GPIO with analog function; SPI1_SCK/I2S1_CK, CEC, TIM2_CH1_ETR, USART3_TX, LPTIM2_ETR, ADC_IN5, DAC_OUT2."
},
{
"number": "17",
"name": "PA6",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BKIN, USART3_CTS, TIM16_CH1, LPUART1_CTS, COMP1_OUT, ADC_IN6."
},
{
"number": "18",
"name": "PA7",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1, COMP2_OUT, ADC_IN7."
},
{
"number": "19",
"name": "PB0",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI1_NSS/I2S1_WS, TIM3_CH3, TIM1_CH2N, USART3_RX, LPTIM1_OUT, COMP1_OUT, ADC_IN8."
},
{
"number": "20",
"name": "PB1",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; TIM14_CH1, TIM3_CH4, TIM1_CH3N, USART3_RTS_DE_CK, LPTIM2_IN1, LPUART1_RTS_DE, COMP1_INM, ADC_IN9."
},
{
"number": "21",
"name": "PB2",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI2_MISO, USART3_TX, LPTIM1_OUT, COMP1_INP, ADC_IN10."
},
{
"number": "22",
"name": "PB10",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO with analog function; CEC, LPUART1_RX, TIM2_CH3, USART3_TX, SPI2_SCK, I2C2_SCL, COMP1_OUT, ADC_IN11."
},
{
"number": "23",
"name": "PB11",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO with analog function; SPI2_MOSI, LPUART1_TX, TIM2_CH4, USART3_RX, I2C2_SDA, COMP2_OUT, ADC_IN15."
},
{
"number": "24",
"name": "PB12",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI2_NSS, LPUART1_RTS_DE, TIM1_BKIN, TIM15_BKIN, ADC_IN16."
},
{
"number": "25",
"name": "PB13",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO; SPI2_SCK, LPUART1_CTS, TIM1_CH1N, USART3_CTS, TIM15_CH1N, I2C2_SCL."
},
{
"number": "26",
"name": "PB14",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO; SPI2_MISO, TIM1_CH2N, USART3_RTS_DE_CK, TIM15_CH1, I2C2_SDA."
},
{
"number": "27",
"name": "PB15",
"type": "bidirectional",
"description": "USB Type-C PD capable GPIO (FT_c, 5.0 V max input); SPI2_MOSI, TIM1_CH3N, TIM15_CH1N, TIM15_CH2, UCPD1_CC2, RTC_REFIN; a pull-down may be present on reset."
},
{
"number": "28",
"name": "PA8",
"type": "bidirectional",
"description": "USB Type-C PD capable GPIO (FT_c); MCO, SPI2_NSS, TIM1_CH1, LPTIM2_OUT, UCPD1_CC1; a pull-down may be present on reset."
},
{
"number": "29",
"name": "PA9",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO with USB Type-C dead battery function; MCO, USART1_TX, TIM1_CH2, SPI2_MISO, I2C1_SCL, UCPD1_DBCC1."
},
{
"number": "30",
"name": "PC6",
"type": "bidirectional",
"description": "5 V-tolerant GPIO; UCPD1_FRSTX, TIM3_CH1, TIM2_CH3."
},
{
"number": "31",
"name": "PC7",
"type": "bidirectional",
"description": "5 V-tolerant GPIO; UCPD2_FRSTX, TIM3_CH2, TIM2_CH4."
},
{
"number": "32",
"name": "PA10",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO with USB Type-C dead battery function; SPI2_MOSI, USART1_RX, TIM1_CH3, TIM17_BKIN, I2C1_SDA, UCPD1_DBCC2."
},
{
"number": "33",
"name": "PA11 [PA9]",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO; SPI1_MISO/I2S1_MCK, USART1_CTS, TIM1_CH4, TIM1_BKIN2, I2C2_SCL, COMP1_OUT; can be remapped to PA9 via SYSCFG_CFGR1."
},
{
"number": "34",
"name": "PA12 [PA10]",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO; SPI1_MOSI/I2S1_SD, USART1_RTS_DE_CK, TIM1_ETR, I2S_CKIN, I2C2_SDA, COMP2_OUT; can be remapped to PA10 via SYSCFG_CFGR1."
},
{
"number": "35",
"name": "PA13",
"type": "bidirectional",
"description": "5 V-tolerant GPIO; SWDIO at reset with internal pull-up active, also IR_OUT, EVENTOUT."
},
{
"number": "36",
"name": "PA14-BOOT0",
"type": "bidirectional",
"description": "5 V-tolerant GPIO; SWCLK at reset with internal pull-down active, also BOOT0, USART2_TX, EVENTOUT."
},
{
"number": "37",
"name": "PA15",
"type": "bidirectional",
"description": "5 V-tolerant GPIO; SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, USART4_RTS_DE_CK, USART3_RTS_DE_CK, EVENTOUT."
},
{
"number": "38",
"name": "PD0",
"type": "bidirectional",
"description": "USB Type-C PD capable GPIO (FT_c); EVENTOUT, SPI2_NSS, TIM16_CH1, UCPD2_CC1; a pull-down may be present on reset."
},
{
"number": "39",
"name": "PD1",
"type": "bidirectional",
"description": "USB Type-C PD dead battery capable GPIO (FT_d); EVENTOUT, SPI2_SCK, TIM17_CH1, UCPD2_DBCC1."
},
{
"number": "40",
"name": "PD2",
"type": "bidirectional",
"description": "USB Type-C PD capable GPIO (FT_c); USART3_RTS_DE_CK, TIM3_ETR, TIM1_CH1N, UCPD2_CC2; a pull-down may be present on reset."
},
{
"number": "41",
"name": "PD3",
"type": "bidirectional",
"description": "USB Type-C PD dead battery capable GPIO (FT_d); USART2_CTS, SPI2_MISO, TIM1_CH2N, UCPD2_DBCC2."
},
{
"number": "42",
"name": "PB3",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI1_SCK/I2S1_CK, TIM1_CH2, TIM2_CH2, USART1_RTS_DE_CK, COMP2_INM."
},
{
"number": "43",
"name": "PB4",
"type": "bidirectional",
"description": "5 V-tolerant GPIO with analog function; SPI1_MISO/I2S1_MCK, TIM3_CH1, USART1_CTS, TIM17_BKIN, COMP2_INP."
},
{
"number": "44",
"name": "PB5",
"type": "bidirectional",
"description": "5 V-tolerant GPIO; SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM16_BKIN, LPTIM1_IN1, I2C1_SMBA, COMP2_OUT, WKUP6."
},
{
"number": "45",
"name": "PB6",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO with analog function; USART1_TX, TIM1_CH3, TIM16_CH1N, SPI2_MISO, LPTIM1_ETR, I2C1_SCL, COMP2_INP."
},
{
"number": "46",
"name": "PB7",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO with analog function; USART1_RX, SPI2_MOSI, TIM17_CH1N, USART4_CTS, LPTIM1_IN2, I2C1_SDA, COMP2_INM, PVD_IN."
},
{
"number": "47",
"name": "PB8",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO; CEC, SPI2_SCK, TIM16_CH1, USART3_TX, TIM15_BKIN, I2C1_SCL."
},
{
"number": "48",
"name": "PB9",
"type": "bidirectional",
"description": "5 V-tolerant Fm+ capable GPIO; IR_OUT, UCPD2_FRSTX, TIM17_CH1, USART3_RX, SPI2_NSS, I2C1_SDA."
},
{
"number": "49",
"name": "EP",
"type": "passive",
"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-4-5-20251001",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Several GPIO pins have multiplexed functions via USB Type-C PD controller (UCPD1/UCPD2) with CC and ",
"exposed pad 49 added from the footprint",
"1/49 pins cited to the wrong page (name found elsewhere): ['20:VSS/VSSA@p17']"
],
"pages_sent": 66,
"cost_usd": 0.4596,
"at": "2026-10-03T00:19:55"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589808149122756608",
"pages": 135,
"sha256": "5f6d9bac3422cd51",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 49,
"described": 49,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
}
},
"metadata": {
"specs": {
"Manufacturer": "STMicroelectronics",
"Package": "UFQFPN-48(7x7)",
"Category": "Embedded Processors & Controllers",
"Pins": "49"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"stm32g071c8u3"
],
"discovery_pitch": "STM32G071C8U3 (STMicroelectronics) 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",
"stm32g071c8u3.kicad_sym",
"stm32g071c8u3.kicad_mod",
"stm32g071c8u3.glb",
"stm32g071c8u3.step",
"stm32g071c8u3.lbr",
"docs/hero.png",
"docs/stm32g071c8u3-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"stm32g071c8u3-hero.glb",
"stm32g071c8u3-hero.overlay.json"
],
"visibility": {
"public": true
}
}