component
STM32G031K8U6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), UFQFPN-32(5x5). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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README.mdadded+69@@ -0,0 +1,69 @@+# STM32G031K8U6++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · UFQFPN-32(5x5)++STM32G031K8U6 from STMicroelectronics, in a UFQFPN-32(5x5). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | PB9 | bidirectional | 5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions IR_OUT, TIM17_CH1, SPI2_NSS, I2C1_SDA, EVENTOUT. |+| 2 | PC14-OSC32_IN | bidirectional | 5V-tolerant I/O shared with the 32.768 kHz LSE oscillator input and, on this package, also carries the OSC_IN (HSE) function; alternate function TIM1_BK2. |+| 3 | PC15-OSC32_OUT | bidirectional | 5V-tolerant I/O shared with the 32.768 kHz LSE oscillator output; alternate/enable functions OSC32_EN, OSC_EN. |+| 4 | VDD/VDDA | power_in | Digital and analog power supply input, 1.7 V (1.6 V min) to 3.6 V, also feeds VDDIO1 (I/O) and VDDA (ADC/VREFBUF) domains. |+| 5 | VSS/VSSA | power_in | Digital and analog ground reference pin. |+| 6 | PF2-NRST | bidirectional | Bidirectional reset I/O with embedded ~40 kΩ weak pull-up resistor, active low; also usable for the MCO alternate function. |+| 7 | PA0 | bidirectional | 5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI2_SCK, USART2_CTS, TIM2_CH1_ETR, LPTIM1_OUT; additional functions ADC_IN0, TAMP_IN2, WKUP1. |+| 8 | PA1 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_SCK/I2S1_CK, USART2_RTS_DE_CK, TIM2_CH2, I2C1_SMBA, EVENTOUT; additional function ADC_IN1. |+| 9 | PA2 | bidirectional | 5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, USART2_TX, TIM2_CH3, LPUART1_TX; additional functions ADC_IN2, WKUP4, LSCO. |+| 10 | PA3 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI2_MISO, USART2_RX, TIM2_CH4, LPUART1_RX, EVENTOUT; additional function ADC_IN3. |+| 11 | PA4 | bidirectional | 5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI1_NSS/I2S1_WS, SPI2_MOSI, TIM14_CH1, LPTIM2_OUT, EVENTOUT; additional functions ADC_IN4, TAMP_IN1, RTC_TS, RTC_OUT1, WKUP2. |+| 12 | PA5 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_SCK/I2S1_CK, TIM2_CH1_ETR, LPTIM2_ETR, EVENTOUT; additional function ADC_IN5. |+| 13 | PA6 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BK, TIM16_CH1, LPUART1_CTS; additional function ADC_IN6. |+| 14 | PA7 | bidirectional | 5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1; additional function ADC_IN7. |+| 15 | PB0 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_NSS/I2S1_WS, TIM3_CH3, TIM1_CH2N, LPTIM1_OUT; additional function ADC_IN8. |+| 16 | PB1 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions TIM14_CH1, TIM3_CH4, TIM1_CH3N, LPTIM2_IN1, LPUART1_RTS_DE, EVENTOUT; additional function ADC_IN9. |+| 17 | PB2 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI2_MISO, LPTIM1_OUT, EVENTOUT; additional function ADC_IN10. |+| 18 | PA8 | bidirectional | 5V-tolerant I/O, default analog input at reset; alternate functions MCO, SPI2_NSS, TIM1_CH1, LPTIM2_OUT, EVENTOUT. |+| 19 | PA9 | bidirectional | 5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions MCO, USART1_TX, TIM1_CH2, SPI2_MISO, I2C1_SCL, EVENTOUT. |+| 20 | PC6 | bidirectional | 5V-tolerant I/O, default analog input at reset; alternate functions TIM3_CH1, TIM2_CH3. |+| 21 | PA10 | bidirectional | 5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions SPI2_MOSI, USART1_RX, TIM1_CH3, TIM17_BK, I2C1_SDA, EVENTOUT. |+| 22 | PA11 [PA9] | bidirectional | 5V-tolerant, Fm+ capable I/O with analog switch, remappable as PA9, default analog input at reset; alternate functions SPI1_MISO/I2S1_MCK, USART1_CTS, TIM1_CH4, TIM1_BK2, I2C2_SCL; additional function ADC_IN15. |+| 23 | PA12 [PA10] | bidirectional | 5V-tolerant, Fm+ capable I/O with analog switch, remappable as PA10, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, USART1_RTS_DE_CK, TIM1_ETR, I2S_CKIN, I2C2_SDA; additional function ADC_IN16. |+| 24 | PA13 | bidirectional | 5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; primary alternate function SWDIO (serial-wire debug data), also IR_OUT, EVENTOUT; additional function ADC_IN17. |+| 25 | PA14-BOOT0 | bidirectional | 5V-tolerant I/O with analog switch, default analog input at reset and also samples BOOT0 boot-mode selection at reset when enabled by option byte; alternate functions SWCLK (serial-wire debug clock), USART2_TX, EVENTOUT; additional function ADC_IN18. |+| 26 | PA15 | bidirectional | 5V-tolerant I/O, default analog input at reset; alternate functions SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, EVENTOUT. |+| 27 | PB3 | bidirectional | 5V-tolerant I/O, default analog input at reset; alternate functions SPI1_SCK/I2S1_CK, TIM1_CH2, TIM2_CH2, USART1_RTS_DE_CK, EVENTOUT. |+| 28 | PB4 | bidirectional | 5V-tolerant I/O, default analog input at reset; alternate functions SPI1_MISO/I2S1_MCK, TIM3_CH1, USART1_CTS, TIM17_BK, EVENTOUT. |+| 29 | PB5 | bidirectional | 5V-tolerant I/O, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM16_BK, LPTIM1_IN1, I2C1_SMBA; additional function WKUP6. |+| 30 | PB6 | bidirectional | 5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions USART1_TX, TIM1_CH3, TIM16_CH1N, SPI2_MISO, LPTIM1_ETR, I2C1_SCL, EVENTOUT. |+| 31 | PB7 | bidirectional | 5V-tolerant, Fm+ capable I/O with analog switch, default analog input at reset; alternate functions USART1_RX, SPI2_MOSI, TIM17_CH1N, LPTIM1_IN2, I2C1_SDA, EVENTOUT; additional functions ADC_IN11, PVD_IN. |+| 32 | PB8 | bidirectional | 5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions SPI2_SCK, TIM16_CH1, I2C1_SCL, EVENTOUT. |+| 33 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | UFQFPN-32(5x5) |+| Category | Embedded Processors & Controllers |+| Pins | 33 |++## CAD (KiCad official)++- Symbol: `STM32G031K8U6`+- Footprint: `Package_DFN_QFN:UFQFPN-32-1EP_5x5mm_P0.5mm_EP3.5x3.5mm`+- 3D model: UFQFPN-32(5x5) (KiCad packages3D, STEP)+- 3D model files: `stm32g031k8u6-etched.step` / `stm32g031k8u6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32g031k8u6.step` / `stm32g031k8u6.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886244474425344) (117 pp, sha256 `95ae804dbf135590`, retrieved 2026-10-01, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/stm32g031k8u6-datasheet.pdf)
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Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32g031k8u6",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32g031k8u6.kicad_sym",+ "stm32g031k8u6.kicad_mod",+ "stm32g031k8u6.glb",+ "stm32g031k8u6.step",+ "stm32g031k8u6.lbr",+ "docs/hero.png",+ "docs/stm32g031k8u6-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "STM32G031K8U6",+ "manufacturer": "STMicroelectronics",+ "package": "UFQFPN-32(5x5)",+ "pin_count": 33,+ "category": "Embedded Processors & Controllers",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886244474425344",+ "parts": {+ "symbol": "stm32g031k8u6.kicad_sym",+ "footprint": "stm32g031k8u6.kicad_mod",+ "model_3d": "stm32g031k8u6-etched.glb",+ "model_3d_plain": "stm32g031k8u6.glb",+ "model_3d_step": "stm32g031k8u6-etched.step",+ "model_3d_step_plain": "stm32g031k8u6.step",+ "lbr": "stm32g031k8u6.lbr"+ },+ "distributor_links": {+ "lcsc": "C432207",+ "digikey": "497-19558-ND",+ "mouser": "511-STM32G031K8U6"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T15:44:37Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-19558-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32G031K8U6",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "PB9",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions IR_OUT, TIM17_CH1, SPI2_NSS, I2C1_SDA, EVENTOUT."+ },+ {+ "number": "2",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "5V-tolerant I/O shared with the 32.768 kHz LSE oscillator input and, on this package, also carries the OSC_IN (HSE) function; alternate function TIM1_BK2."+ },+ {+ "number": "3",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "5V-tolerant I/O shared with the 32.768 kHz LSE oscillator output; alternate/enable functions OSC32_EN, OSC_EN."+ },+ {+ "number": "4",+ "name": "VDD/VDDA",+ "type": "power_in",+ "description": "Digital and analog power supply input, 1.7 V (1.6 V min) to 3.6 V, also feeds VDDIO1 (I/O) and VDDA (ADC/VREFBUF) domains."+ },+ {+ "number": "5",+ "name": "VSS/VSSA",+ "type": "power_in",+ "description": "Digital and analog ground reference pin."+ },+ {+ "number": "6",+ "name": "PF2-NRST",+ "type": "bidirectional",+ "description": "Bidirectional reset I/O with embedded ~40 kΩ weak pull-up resistor, active low; also usable for the MCO alternate function."+ },+ {+ "number": "7",+ "name": "PA0",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI2_SCK, USART2_CTS, TIM2_CH1_ETR, LPTIM1_OUT; additional functions ADC_IN0, TAMP_IN2, WKUP1."+ },+ {+ "number": "8",+ "name": "PA1",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_SCK/I2S1_CK, USART2_RTS_DE_CK, TIM2_CH2, I2C1_SMBA, EVENTOUT; additional function ADC_IN1."+ },+ {+ "number": "9",+ "name": "PA2",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, USART2_TX, TIM2_CH3, LPUART1_TX; additional functions ADC_IN2, WKUP4, LSCO."+ },+ {+ "number": "10",+ "name": "PA3",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI2_MISO, USART2_RX, TIM2_CH4, LPUART1_RX, EVENTOUT; additional function ADC_IN3."+ },+ {+ "number": "11",+ "name": "PA4",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI1_NSS/I2S1_WS, SPI2_MOSI, TIM14_CH1, LPTIM2_OUT, EVENTOUT; additional functions ADC_IN4, TAMP_IN1, RTC_TS, RTC_OUT1, WKUP2."+ },+ {+ "number": "12",+ "name": "PA5",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_SCK/I2S1_CK, TIM2_CH1_ETR, LPTIM2_ETR, EVENTOUT; additional function ADC_IN5."+ },+ {+ "number": "13",+ "name": "PA6",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BK, TIM16_CH1, LPUART1_CTS; additional function ADC_IN6."+ },+ {+ "number": "14",+ "name": "PA7",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1; additional function ADC_IN7."+ },+ {+ "number": "15",+ "name": "PB0",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI1_NSS/I2S1_WS, TIM3_CH3, TIM1_CH2N, LPTIM1_OUT; additional function ADC_IN8."+ },+ {+ "number": "16",+ "name": "PB1",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions TIM14_CH1, TIM3_CH4, TIM1_CH3N, LPTIM2_IN1, LPUART1_RTS_DE, EVENTOUT; additional function ADC_IN9."+ },+ {+ "number": "17",+ "name": "PB2",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; alternate functions SPI2_MISO, LPTIM1_OUT, EVENTOUT; additional function ADC_IN10."+ },+ {+ "number": "18",+ "name": "PA8",+ "type": "bidirectional",+ "description": "5V-tolerant I/O, default analog input at reset; alternate functions MCO, SPI2_NSS, TIM1_CH1, LPTIM2_OUT, EVENTOUT."+ },+ {+ "number": "19",+ "name": "PA9",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions MCO, USART1_TX, TIM1_CH2, SPI2_MISO, I2C1_SCL, EVENTOUT."+ },+ {+ "number": "20",+ "name": "PC6",+ "type": "bidirectional",+ "description": "5V-tolerant I/O, default analog input at reset; alternate functions TIM3_CH1, TIM2_CH3."+ },+ {+ "number": "21",+ "name": "PA10",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions SPI2_MOSI, USART1_RX, TIM1_CH3, TIM17_BK, I2C1_SDA, EVENTOUT."+ },+ {+ "number": "22",+ "name": "PA11 [PA9]",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O with analog switch, remappable as PA9, default analog input at reset; alternate functions SPI1_MISO/I2S1_MCK, USART1_CTS, TIM1_CH4, TIM1_BK2, I2C2_SCL; additional function ADC_IN15."+ },+ {+ "number": "23",+ "name": "PA12 [PA10]",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O with analog switch, remappable as PA10, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, USART1_RTS_DE_CK, TIM1_ETR, I2S_CKIN, I2C2_SDA; additional function ADC_IN16."+ },+ {+ "number": "24",+ "name": "PA13",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch and switchable diode to VDD, default analog input at reset; primary alternate function SWDIO (serial-wire debug data), also IR_OUT, EVENTOUT; additional function ADC_IN17."+ },+ {+ "number": "25",+ "name": "PA14-BOOT0",+ "type": "bidirectional",+ "description": "5V-tolerant I/O with analog switch, default analog input at reset and also samples BOOT0 boot-mode selection at reset when enabled by option byte; alternate functions SWCLK (serial-wire debug clock), USART2_TX, EVENTOUT; additional function ADC_IN18."+ },+ {+ "number": "26",+ "name": "PA15",+ "type": "bidirectional",+ "description": "5V-tolerant I/O, default analog input at reset; alternate functions SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, EVENTOUT."+ },+ {+ "number": "27",+ "name": "PB3",+ "type": "bidirectional",+ "description": "5V-tolerant I/O, default analog input at reset; alternate functions SPI1_SCK/I2S1_CK, TIM1_CH2, TIM2_CH2, USART1_RTS_DE_CK, EVENTOUT."+ },+ {+ "number": "28",+ "name": "PB4",+ "type": "bidirectional",+ "description": "5V-tolerant I/O, default analog input at reset; alternate functions SPI1_MISO/I2S1_MCK, TIM3_CH1, USART1_CTS, TIM17_BK, EVENTOUT."+ },+ {+ "number": "29",+ "name": "PB5",+ "type": "bidirectional",+ "description": "5V-tolerant I/O, default analog input at reset; alternate functions SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM16_BK, LPTIM1_IN1, I2C1_SMBA; additional function WKUP6."+ },+ {+ "number": "30",+ "name": "PB6",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions USART1_TX, TIM1_CH3, TIM16_CH1N, SPI2_MISO, LPTIM1_ETR, I2C1_SCL, EVENTOUT."+ },+ {+ "number": "31",+ "name": "PB7",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O with analog switch, default analog input at reset; alternate functions USART1_RX, SPI2_MOSI, TIM17_CH1N, LPTIM1_IN2, I2C1_SDA, EVENTOUT; additional functions ADC_IN11, PVD_IN."+ },+ {+ "number": "32",+ "name": "PB8",+ "type": "bidirectional",+ "description": "5V-tolerant, Fm+ capable I/O, default analog input at reset; alternate functions SPI2_SCK, TIM16_CH1, I2C1_SCL, EVENTOUT."+ },+ {+ "number": "33",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "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: Pin 31 designation unclear from figure - diagram shows potential duplicate PA13 labeling; original f"+ ],+ "pages_sent": 117,+ "cost_usd": 0.3642,+ "at": "2026-10-01T15:44:20"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886244474425344",+ "pages": 117,+ "sha256": "95ae804dbf135590",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}