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STM32G473RET6

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STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Datasheet-verified pinout, KiCad symbol/footprint/3D.

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Symbol & Footprint

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Contents

README

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STM32G473RET6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)

STM32G473RET6 from STMicroelectronics, in a LQFP-64(10x10). 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 VBAT power_in Backup domain supply voltage, 1.55 to 3.6 V.
2 PC13 bidirectional Port C pin 13, 5V tolerant I/O supplied through power switch with maximum 3 mA output current, supports timer and RTC functions.
3 PC14-OSC32_IN bidirectional Port C pin 14, 5V tolerant I/O configured as 32 kHz oscillator input, supports external crystal connection.
4 PC15-OSC32_OUT bidirectional Port C pin 15, 5V tolerant I/O configured as 32 kHz oscillator output, supports external crystal connection.
5 PF0-OSC_IN bidirectional Port F pin 0, 5V tolerant I/O with analog switch function configured as main oscillator input, 0 to 3.6 V conversion range.
6 PF1-OSC_OUT bidirectional Port F pin 1, 5V tolerant I/O with analog switch function configured as main oscillator output, supports ADC2 input.
7 PG10-NRST bidirectional Reset pin (NRST), 5V tolerant bidirectional with embedded weak pull-up resistor for system reset control.
8 PC0 bidirectional Port C pin 0, 5V tolerant I/O with analog switch function supplied by VDDA, supports ADC12 input channel 6.
9 PC1 bidirectional Port C pin 1, 3.3V tolerant I/O with analog switch function, Fm+ I2C capable, supports ADC12 input channel 7.
10 PC2 bidirectional Port C pin 2, 5V tolerant I/O with analog switch function supplied by VDDA, supports ADC12 input channel 8.
11 PC3 bidirectional Port C pin 3, 3.3V tolerant I/O with analog switch function, supports ADC12 input channel 9 and OPAMP5 input.
12 PA0 bidirectional Port A pin 0, 3.3V tolerant I/O with analog switch function and RTC wakeup capability, supports timer channels and ADC12 input.
13 PA1 bidirectional Port A pin 1, 3.3V tolerant I/O with analog switch function, supports timer channels, ADC12 input, and OPAMP input.
14 PA2 bidirectional Port A pin 2, 5V tolerant I/O with analog switch function, supports timer, USART, ADC1 input, and OPAMP1 output.
15 VSS power_in Ground (VSS) reference pin for digital circuits.
16 VDD power_in Main digital supply voltage, 1.71 to 3.6 V.
17 PA3 bidirectional Port A pin 3, 3.3V tolerant I/O with analog switch function, supports timer channels, USART, ADC1 input, and OPAMP configuration.
18 PA4 bidirectional Port A pin 4, 3.3V tolerant I/O with analog switch function, supports SPI, timer, USART, ADC2 input, and DAC1 output.
19 PA5 bidirectional Port A pin 5, 3.3V tolerant I/O with analog switch function, supports SPI clock, timer, ADC2 input, and DAC1 output.
20 PA6 bidirectional Port A pin 6, 3.3V tolerant I/O with analog switch function, supports SPI data input, timer, ADC2 input, and DAC2 output.
21 PA7 bidirectional Port A pin 7, 3.3V tolerant I/O with analog switch function, supports SPI data output, timer, ADC2 input, and comparator output.
22 PC4 bidirectional Port C pin 4, 5V tolerant I/O with analog switch and Fm+ I2C capability, supports timer and ADC2 input channel 5.
23 PC5 bidirectional Port C pin 5, 3.3V tolerant I/O with analog switch function, supports timer, USART, and ADC2 input channel 11.
24 PB0 bidirectional Port B pin 0, 3.3V tolerant I/O with analog switch function, supports timer channels, ADC3 input, and comparator output.
25 PB1 bidirectional Port B pin 1, 3.3V tolerant I/O with analog switch function, supports timer channels, ADC3 input, and OPAMP3 output.
26 PB2 bidirectional Port B pin 2, 3.3V tolerant I/O with analog switch function, supports low-power timer, timer, ADC2 input, and comparator function.
27 VSSA power_in Analog ground (VSSA) reference pin for analog circuits.
28 VREF+ power_in Positive analog voltage reference for ADC/DAC circuits, 1.62 to 3.6 V.
29 VDDA power_in Analog supply voltage, 1.62 to 3.6 V for ADC, DAC, OPAMP, and comparator operation.
30 PB10 bidirectional Port B pin 10, 3.3V tolerant I/O with analog switch function, supports USART, timer, and low-power UART functions.
31 VSS power_in Ground (VSS) reference pin for digital circuits.
32 VDD power_in Main digital supply voltage, 1.71 to 3.6 V.
33 PB11 bidirectional Port B pin 11, 3.3V tolerant I/O with analog switch function, supports USART, timer, and ADC12 input channel 14.
34 PB12 bidirectional Port B pin 12, 3.3V tolerant I/O with analog switch function, supports SPI, timer, USART, CAN, and low-power UART functions.
35 PB13 bidirectional Port B pin 13, 3.3V tolerant I/O with analog switch function, supports SPI, timer, USART, CAN, and low-power UART functions.
36 PB14 bidirectional Port B pin 14, 3.3V tolerant I/O with analog switch function, supports SPI, timer, USART, and comparator output.
37 PB15 bidirectional Port B pin 15, 3.3V tolerant I/O with analog switch function, supports timer, SPI, and ADC4 input channel 5.
38 PC6 bidirectional Port C pin 6, 5V tolerant I/O, Fm+ I2C capable, supports timer and comparator output.
39 PC7 bidirectional Port C pin 7, 5V tolerant I/O, Fm+ I2C capable, supports timer and comparator output.
40 PC8 bidirectional Port C pin 8, 5V tolerant I/O, Fm+ I2C capable, supports timer and comparator output.
41 PC9 bidirectional Port C pin 9, 5V tolerant I/O, Fm+ I2C capable, supports timer and comparator output.
42 PA8 bidirectional Port A pin 8, 5V tolerant I/O with analog switch function, supports MCO, timer, USART, and comparator output, ADC5 input.
43 PA9 bidirectional Port A pin 9, 5V tolerant I/O with USB dead battery capability, supports timer, USART, USB, and ADC5 input.
44 PA10 bidirectional Port A pin 10, 5V tolerant I/O with USB dead battery capability, supports timer, USART, USB, and UCPD function.
45 PA11 bidirectional Port A pin 11, 5V tolerant I/O with USB function, supports SPI, timer, and USB D- line connection.
46 PA12 bidirectional Port A pin 12, 5V tolerant I/O with USB function, supports SPI, timer, and USB D+ line connection.
47 VSS power_in Ground (VSS) reference pin for digital circuits.
48 VDD power_in Main digital supply voltage, 1.71 to 3.6 V.
49 PA13 bidirectional Port A pin 13, 5V tolerant I/O, Fm+ I2C capable, configured as SWDIO/JTMS debug pin with internal pull-up, supports timer functions.
50 PA14 bidirectional Port A pin 14, 5V tolerant I/O, Fm+ I2C capable, configured as SWCLK/JTCK debug pin with internal pull-down, supports timer and I2C functions.
51 PA15 bidirectional Port A pin 15, 5V tolerant I/O, Fm+ I2C capable, configured as JTDI debug pin with internal pull-up, supports timer, SPI, USART, and CAN functions.
52 PC10 bidirectional Port C pin 10, 5V tolerant I/O, supports UART, SPI, and USART functions.
53 PC11 bidirectional Port C pin 11, 5V tolerant I/O, Fm+ I2C capable, supports UART, SPI, and USART functions.
54 PC12 bidirectional Port C pin 12, 5V tolerant I/O, supports UART, SPI, USART, and UCPD fast role swap transmit function.
55 PD2 bidirectional Port D pin 2, 5V tolerant I/O, supports UART, timer, and external memory interface function.
56 PB3 bidirectional Port B pin 3, 5V tolerant I/O, configured as JTDO/TRACESWO debug pin, supports SPI, timer, and USART functions.
57 PB4 bidirectional Port B pin 4, 5V tolerant I/O with USB Type-C CC2 capability, configured as JTRST debug pin, supports SPI and timer functions.
58 PB5 bidirectional Port B pin 5, 5V tolerant I/O, Fm+ I2C capable, supports SPI, timer, USART, I2C, and low-power UART functions.
59 PB6 bidirectional Port B pin 6, 5V tolerant I/O with USB Type-C CC1 capability, supports SPI, timer, USART, CAN, and comparator output.
60 PB7 bidirectional Port B pin 7, 5V tolerant I/O, Fm+ I2C capable, supports timer, I2C, USART, UART, and comparator output.
61 PB8-BOOT0 bidirectional Port B pin 8, configured as BOOT0 pin, 5V tolerant I/O, Fm+ I2C capable, supports timer, I2C, USART, and comparator function.
62 PB9 bidirectional Port B pin 9, 5V tolerant I/O, Fm+ I2C capable, supports timer, I2C, USART, infrared output, and comparator function.
63 VSS power_in Ground (VSS) reference pin for digital circuits.
64 VDD power_in Main digital supply voltage, 1.71 to 3.6 V.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-64(10x10)
Category Embedded Processors & Controllers
Pins 64

CAD (KiCad official)

  • Symbol: STM32G473RET6
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: stm32g473ret6-etched.step / stm32g473ret6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32g473ret6.step / stm32g473ret6.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (223 pp, sha256 63caa155ed7b741d, 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