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Contents

README

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STM32C011F4U6TR

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · UFQFPN-20(3x3)

STM32C011F4U6TR from STMicroelectronics, in a UFQFPN-20(3x3). 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 PC15-OSCX_OUT bidirectional 32 kHz oscillator output (OSCX_OUT); can be configured as GPIO for OSC32_EN, OSC_EN, TIM1_ETR, or TIM3_CH3 alternate functions.
2 VDD/VDDA power_in Positive power supply and analog supply voltage for ADC, operating range 2.0 to 3.6 V.
3 VSS/VSSA power_in Ground (negative power supply for digital and analog circuits).
4 PF2-NRST bidirectional External reset input (active low) with internal pull-up resistor; can be configured as GPIO for MCO or TIM1_CH4 alternate functions.
5 PA0 bidirectional General-purpose I/O with ADC channel 0 input and wakeup from stop mode (WKUP1) capability.
6 PA1 bidirectional General-purpose I/O with ADC channel 1 input capability.
7 PA2 bidirectional General-purpose I/O with ADC channel 2 input, wakeup from stop mode (WKUP4), and low-speed clock output (LSCO) capability.
8 PA3 bidirectional General-purpose I/O with ADC channel 3 input capability.
9 PA4 bidirectional General-purpose I/O with ADC channel 4 input, RTC timestamp input (RTC_TS), and wakeup from stop mode (WKUP2) capability.
10 PA5 bidirectional General-purpose I/O with ADC channel 5 input capability.
11 PA6 bidirectional General-purpose I/O with ADC channel 6 input capability.
12 PA7 bidirectional General-purpose I/O with ADC channel 7 input capability.
13 PA8 bidirectional General-purpose I/O with ADC channel 8 input and microcontroller clock output (MCO) capability.
14 PA11 bidirectional General-purpose I/O with ADC channel 11 input; default pin PA11, remappable to PA9 via SYSCFG_CFGR1 register.
15 PA12 bidirectional General-purpose I/O with ADC channel 12 input; default pin PA12, remappable to PA10 via SYSCFG_CFGR1 register.
16 PA13 bidirectional Serial Wire Debug I/O (SWDIO) at reset with internal pull-up; can be configured as general-purpose I/O with ADC channel 13 input.
17 PA14-BOOT0 bidirectional Serial Wire Debug clock (SWCLK) at reset with internal pull-down; boot mode select; can be configured as general-purpose I/O with ADC channel 14 input.
18 PB6 bidirectional General-purpose I/O with wakeup from stop mode (WKUP3) capability.
19 PB7 bidirectional General-purpose I/O with RTC reference input (RTC_REFIN) capability.
20 PC14-OSCX_IN bidirectional 32 kHz oscillator input (OSCX_IN); can be configured as GPIO for USART1_TX, TIM1_ETR, TIM1_BKIN2, IR_OUT, USART2_RTS_DE_CK, TIM17_CH1, TIM3_CH2, or I2C1_SDA alternate functions.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package UFQFPN-20(3x3)
Category Embedded Processors & Controllers
Pins 20

CAD (KiCad official)

  • Symbol: STM32C011F4U6TR
  • Footprint: Package_DFN_QFN:ST_UFQFPN-20_3x3mm_P0.5mm
  • 3D model: UFQFPN-20(3x3) (KiCad packages3D, STEP)
  • 3D model files: stm32c011f4u6tr-etched.step / stm32c011f4u6tr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32c011f4u6tr.step / stm32c011f4u6tr.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (94 pp, sha256 825e7833a6adbd5e, retrieved 2026-09-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-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).

Datasheet PDF