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STM32G031K8T6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-32(7x7)

STM32G031K8T6 from STMicroelectronics, in a LQFP-32(7x7). 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	FT_f 5 V-tolerant I/O with AF IR_OUT, TIM17_CH1, SPI2_NSS, I2C1_SDA, EVENTOUT.
2	PC14-OSC32_IN	bidirectional	FT I/O (PC14 at reset) with alternate TIM1_BK2 and additional functions OSC32_IN, OSC_IN.
3	PC15-OSC32_OUT	bidirectional	FT I/O (PC15 at reset) with alternate OSC32_EN, OSC_EN and additional function OSC32_OUT.
4	VDD/VDDA	power_in	Supply pin for the regulator, analog, I/Os and ADC; 1.7 V to 3.6 V operating range, VBAT and VREF+ are internally connected to it on this package.
5	VSS/VSSA	power_in	Ground pin for digital and analog supplies, to be decoupled together with VDD/VDDA.
6	PF2-NRST	bidirectional	Bidirectional reset pin with embedded weak pull-up; also PF2 with MCO alternate function.
7	PA0	bidirectional	FT_a I/O with SPI2_SCK, USART2_CTS, TIM2_CH1_ETR, LPTIM1_OUT and additional ADC_IN0, TAMP_IN2, WKUP1.
8	PA1	bidirectional	FT_ea I/O with SPI1_SCK/I2S1_CK, USART2_RTS_DE_CK, TIM2_CH2, I2C1_SMBA, EVENTOUT and additional ADC_IN1.
9	PA2	bidirectional	FT_a I/O with SPI1_MOSI/I2S1_SD, USART2_TX, TIM2_CH3, LPUART1_TX and additional ADC_IN2, WKUP4, LSCO.
10	PA3	bidirectional	FT_ea I/O with SPI2_MISO, USART2_RX, TIM2_CH4, LPUART1_RX, EVENTOUT and additional ADC_IN3.
11	PA4	bidirectional	FT_a I/O with SPI1_NSS/I2S1_WS, SPI2_MOSI, TIM14_CH1, LPTIM2_OUT, EVENTOUT and additional ADC_IN4, TAMP_IN1, RTC_TS, RTC_OUT1, WKUP2.
12	PA5	bidirectional	FT_ea I/O with SPI1_SCK/I2S1_CK, TIM2_CH1_ETR, LPTIM2_ETR, EVENTOUT and additional ADC_IN5.
13	PA6	bidirectional	FT_ea I/O with SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BK, TIM16_CH1, LPUART1_CTS and additional ADC_IN6.
14	PA7	bidirectional	FT_a I/O with SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1 and additional ADC_IN7.
15	PB0	bidirectional	FT_ea I/O with SPI1_NSS/I2S1_WS, TIM3_CH3, TIM1_CH2N, LPTIM1_OUT and additional ADC_IN8.
16	PB1	bidirectional	FT_ea I/O with TIM14_CH1, TIM3_CH4, TIM1_CH3N, LPTIM2_IN1, LPUART1_RTS_DE, EVENTOUT and additional ADC_IN9.
17	PB2	bidirectional	FT_ea I/O with SPI2_MISO, LPTIM1_OUT, EVENTOUT and additional ADC_IN10.
18	PA8	bidirectional	FT I/O with MCO, SPI2_NSS, TIM1_CH1, LPTIM2_OUT, EVENTOUT.
19	PA9	bidirectional	FT_f (Fm+ capable) I/O with MCO, USART1_TX, TIM1_CH2, SPI2_MISO, I2C1_SCL, EVENTOUT.
20	PC6	bidirectional	FT I/O with TIM3_CH1, TIM2_CH3.
21	PA10	bidirectional	FT_f (Fm+ capable) I/O with SPI2_MOSI, USART1_RX, TIM1_CH3, TIM17_BK, I2C1_SDA, EVENTOUT.
22	PA11 [PA9]	bidirectional	FT_fa I/O (remappable as PA9) with SPI1_MISO/I2S1_MCK, USART1_CTS, TIM1_CH4, TIM1_BK2, I2C2_SCL and additional ADC_IN15.
23	PA12 [PA10]	bidirectional	FT_fa I/O (remappable as PA10) with SPI1_MOSI/I2S1_SD, USART1_RTS_DE_CK, TIM1_ETR, I2S_CKIN, I2C2_SDA and additional ADC_IN16.
24	PA13	bidirectional	FT_ea I/O with SWDIO, IR_OUT, EVENTOUT and additional ADC_IN17.
25	PA14-BOOT0	bidirectional	FT_a I/O with SWCLK, USART2_TX, EVENTOUT and additional ADC_IN18, BOOT0.
26	PA15	bidirectional	FT I/O with SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, EVENTOUT.
27	PB3	bidirectional	FT I/O with SPI1_SCK/I2S1_CK, TIM1_CH2, TIM2_CH2, USART1_RTS_DE_CK, EVENTOUT.
28	PB4	bidirectional	FT I/O with SPI1_MISO/I2S1_MCK, TIM3_CH1, USART1_CTS, TIM17_BK, EVENTOUT.
29	PB5	bidirectional	FT I/O with SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM16_BK, LPTIM1_IN1, I2C1_SMBA and additional WKUP6.
30	PB6	bidirectional	FT_f (Fm+ capable) I/O with USART1_TX, TIM1_CH3, TIM16_CH1N, SPI2_MISO, LPTIM1_ETR, I2C1_SCL, EVENTOUT.
31	PB7	bidirectional	FT_fa I/O with USART1_RX, SPI2_MOSI, TIM17_CH1N, LPTIM1_IN2, I2C1_SDA, EVENTOUT and additional ADC_IN11, PVD_IN.
32	PB8	bidirectional	FT_f (Fm+ capable) I/O with SPI2_SCK, TIM16_CH1, I2C1_SCL, EVENTOUT.

Key specifications

Parameter	Value
Manufacturer	STMicroelectronics
Package	LQFP-32(7x7)
Category	Embedded Processors & Controllers
Pins	32

CAD (KiCad official)

Symbol: STM32G031K8T6
Footprint: Package_QFP:LQFP-32_7x7mm_P0.8mm
3D model: LQFP-32(7x7) (KiCad packages3D, STEP)
3D model files: stm32g031k8t6-etched.step / stm32g031k8t6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32g031k8t6.step / stm32g031k8t6.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

Datasheet: STMicroelectronics datasheet (117 pp, sha256 95ae804dbf135590, retrieved 2026-10-07, tier: lcsc)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, 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