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STM32F031F6P7
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STMicroelectronics Microcontrollers (MCU/MPU/SOC), TSSOP-20. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSTM32F031F6P7
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · TSSOP-20
STM32F031F6P7 from STMicroelectronics, in a TSSOP-20. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | BOOT0 | input | Boot pin for selecting boot source (Flash/System memory/SRAM); 0 to 5.5 V |
| 2 | PF0-OSC_IN | bidirectional | High-speed external oscillator input or general-purpose I/O; supports 4 to 32 MHz crystal/bypass clock input |
| 3 | PF1-OSC_OUT | bidirectional | High-speed external oscillator output or general-purpose I/O; connected to crystal load capacitors or bypass load |
| 4 | NRST | bidirectional | Device reset input with internal pull-up (25-55 kΩ) and input filter; active low reset with latching output for internal reset signal |
| 5 | VDDA | power_in | Analog power supply; 2.4 to 3.6 V when ADC is used, or VDD to 3.6 V when ADC is not used |
| 6 | PA0 | bidirectional | General-purpose I/O supporting TIM2_CH1_ETR, USART1_CTS, ADC_IN0, RTC_TAMP2, WKUP1; 3.3 V TTa I/O |
| 7 | PA1 | bidirectional | General-purpose I/O supporting TIM2_CH2, EVENTOUT, USART1_RTS, ADC_IN1; 3.3 V TTa I/O |
| 8 | PA2 | bidirectional | General-purpose I/O supporting TIM2_CH3, USART1_TX, ADC_IN2; 3.3 V TTa I/O |
| 9 | PA3 | bidirectional | General-purpose I/O supporting TIM2_CH4, USART1_RX, ADC_IN3; 3.3 V TTa I/O |
| 10 | PA4 | bidirectional | General-purpose I/O supporting SPI1_NSS, I2S1_WS, TIM14_CH1, USART1_CK, ADC_IN4; 3.3 V TTa I/O |
| 11 | PA5 | bidirectional | General-purpose I/O supporting SPI1_SCK, I2S1_CK, TIM2_CH1_ETR, ADC_IN5; 3.3 V TTa I/O |
| 12 | PA6 | bidirectional | General-purpose I/O supporting SPI1_MISO, I2S1_MCK, TIM3_CH1, TIM1_BKIN, TIM16_CH1, EVENTOUT, ADC_IN6; 3.3 V TTa I/O |
| 13 | PA7 | bidirectional | General-purpose I/O supporting SPI1_MOSI, I2S1_SD, TIM3_CH2, TIM14_CH1, TIM1_CH1N, TIM17_CH1, EVENTOUT, ADC_IN7; 3.3 V TTa I/O |
| 14 | PB1 | bidirectional | General-purpose I/O supporting TIM3_CH4, TIM14_CH1, TIM1_CH3N, ADC_IN9; 3.3 V TTa I/O |
| 15 | VSS | power_in | Digital ground; analog ground (VSSA) is internally connected to VSS pad of the die |
| 16 | VDD | power_in | Digital power supply; 2.0 to 3.6 V |
| 17 | PA9 | bidirectional | General-purpose I/O supporting USART1_TX, TIM1_CH2, I2C1_SCL (FM+ 1 Mbit/s capable); 5 V FTf I/O |
| 18 | PA10 | bidirectional | General-purpose I/O supporting USART1_RX, TIM1_CH3, TIM17_BKIN, I2C1_SDA (FM+ 1 Mbit/s capable); 5 V FTf I/O |
| 19 | PA13 (SWDIO) | bidirectional | Serial wire debug data I/O pin; configured as SWDIO by default with internal pull-up; can also output IR signal; 5 V FT I/O |
| 20 | PA14 (SWCLK) | bidirectional | Serial wire debug clock pin; configured as SWCLK by default with internal pull-down; can also output USART1_TX; 5 V FT I/O |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | TSSOP-20 |
| Category | Embedded Processors & Controllers |
| Pins | 20 |
CAD (KiCad official)
- Symbol:
STM32F031F6P7 - Footprint:
Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm - 3D model: TSSOP-20 (KiCad packages3D, STEP)
- 3D model files:
stm32f031f6p7-etched.step/stm32f031f6p7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32f031f6p7.step/stm32f031f6p7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (106 pp, sha256
36b17e3dce795273, retrieved 2026-09-23, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-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).