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STM32F031F6P7TR
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), TSSOP-20(4.4x6.4). Pinout checked against ST's open pin data, 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
markdownSTM32F031F6P7TR
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · TSSOP-20(4.4x6.4)
STM32F031F6P7TR from STMicroelectronics, in a TSSOP-20(4.4x6.4). 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 memory region (System, Flash, or SRAM) at startup; accepts 0-9V |
| 2 | PF0-OSC_IN | bidirectional | High-speed oscillator input for 4-32 MHz external crystal or clock source with 5V tolerance |
| 3 | PF1-OSC_OUT | bidirectional | High-speed oscillator output for 4-32 MHz external crystal with 5V tolerance |
| 4 | NRST | bidirectional | Device reset input/internal reset output with embedded weak pull-up resistor (25-55 kΩ) and 200 mV Schmitt hysteresis |
| 5 | VDDA | power_in | Analog power supply 2.4-3.6V for ADC, RC oscillators, and PLL; must always be ≥ VDD |
| 6 | PA0 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN0, RTC_TAMP2, timer and USART functions |
| 7 | PA1 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN1, timer, EVENTOUT and USART functions |
| 8 | PA2 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN2, timer and USART1_TX function |
| 9 | PA3 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN3, timer and USART1_RX function |
| 10 | PA4 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN4, SPI1_NSS/I2S1_WS, timer and USART functions |
| 11 | PA5 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN5, SPI1_SCK/I2S1_CK, and timer functions |
| 12 | PA6 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN6, SPI1_MISO/I2S1_MCK, timer and EVENTOUT functions |
| 13 | PA7 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN7, SPI1_MOSI/I2S1_SD, timer and EVENTOUT functions |
| 14 | PB1 | bidirectional | General-purpose I/O (3.3V TTa, ADC-capable) with ADC_IN9, timer and EVENTOUT functions |
| 15 | VSS | power_in | Analog and digital ground reference (0V); internally connects to VSSA |
| 16 | VDD | power_in | Digital power supply 2.0-3.6V for microcontroller core and I/O logic |
| 17 | PA9 | bidirectional | General-purpose I/O (5V-tolerant FTf, FM+ capable, 20 mA) with USART1_TX, TIM1_CH2 and I2C1_SCL functions |
| 18 | PA10 | bidirectional | General-purpose I/O (5V-tolerant FTf, FM+ capable, 20 mA) with USART1_RX, TIM1_CH3, TIM17_BKIN and I2C1_SDA functions |
| 19 | PA13 | bidirectional | Serial Wire Debug I/O pin (5V-tolerant FT) with internal pull-up; configured as SWDIO alternate function after reset |
| 20 | PA14 | bidirectional | Serial Wire Debug clock pin (5V-tolerant FT) with internal pull-down; configured as SWCLK alternate function after reset |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | TSSOP-20(4.4x6.4) |
| Category | Embedded Processors & Controllers |
| Pins | 20 |
CAD (KiCad official)
- Symbol:
STM32F031F6P7TR - Footprint:
Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm - 3D model: TSSOP-20(4.4x6.4) (KiCad packages3D, STEP)
- 3D model files:
stm32f031f6p7tr-etched.step/stm32f031f6p7tr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32f031f6p7tr.step/stm32f031f6p7tr.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).