Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

STM32G474CCT6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)

STM32G474CCT6 from STMicroelectronics, in a LQFP-48(7x7). 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 Battery backup supply pin for RTC, backup registers and LSE oscillator, connected through an internal power switch (max 3 mA sink), operating range 1.55 V to 3.6 V.
2 PC13 bidirectional 5V-tolerant I/O (function after reset) usable as TIM1_BKIN/TIM1_CH1N/TIM8_CH4N/EVENTOUT or as WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT1; supplied through the backup power switch so output speed must not exceed 2 MHz with 30 pF load and it must not be used as a current source.
3 PC14-OSC32_IN bidirectional 5V-tolerant I/O usable as EVENTOUT or as the 32.768 kHz LSE crystal oscillator input OSC32_IN, supplied through the backup power switch (max 3 mA sink, 2 MHz/30 pF output limit).
4 PC15-OSC32_OUT bidirectional 5V-tolerant I/O usable as EVENTOUT or as the 32.768 kHz LSE crystal oscillator output OSC32_OUT, supplied through the backup power switch (max 3 mA sink, 2 MHz/30 pF output limit).
5 PF0-OSC_IN bidirectional FT_fa analog-switch I/O usable as ADC1_IN10/OSC_IN (HSE crystal input) or as I2C2_SDA, SPI2_NSS/I2S2_WS, TIM1_CH3N, EVENTOUT.
6 PF1-OSC_OUT bidirectional FT_a analog-switch I/O usable as ADC2_IN10/COMP3_INM/OSC_OUT (HSE crystal output) or as SPI2_SCK/I2S2_CK, EVENTOUT.
7 PG10-NRST bidirectional Bidirectional reset I/O with embedded weak pull-up resistor (NRST); also usable as MCO output or EVENTOUT.
8 PA0 bidirectional TT analog I/O (ADC12_IN1, COMP1_INM, COMP3_INP, WKUP1, RTC_TAMP2) usable as TIM2_CH1/TIM5_CH1, USART2_CTS, COMP1_OUT, TIM8_BKIN/ETR, TIM2_ETR or EVENTOUT.
9 PA1 bidirectional TT analog I/O (ADC12_IN2, COMP1_INP, OPAMP1/3_VINP, OPAMP6_VINM) usable as RTC_REFIN, TIM2_CH2/TIM5_CH2, USART2_RTS_DE, TIM15_CH1N or EVENTOUT.
10 PA2 bidirectional FT analog I/O (ADC1_IN3, COMP2_INM, OPAMP1_VOUT, WKUP4/LSCO) usable as TIM2_CH3/TIM5_CH3, USART2_TX, COMP2_OUT, TIM15_CH1, QUADSPI1_BK1_NCS, LPUART1_TX, UCPD1_FRSTX or EVENTOUT.
11 PA3 bidirectional TT analog I/O (ADC1_IN4, COMP2_INP, OPAMP1_VINM/VINP, OPAMP5_VINM) usable as TIM2_CH4/TIM5_CH4, SAI1_CK1/MCLK_A, USART2_RX, TIM15_CH2, QUADSPI1_CLK, LPUART1_RX or EVENTOUT.
12 PA4 bidirectional TT analog I/O (ADC2_IN17, DAC1_OUT1, COMP1_INM) usable as TIM3_CH2, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK, SAI1_FS_B or EVENTOUT.
13 PA5 bidirectional TT analog I/O (ADC2_IN13, DAC1_OUT2, COMP2_INM, OPAMP2_VINM) usable as TIM2_CH1/ETR, SPI1_SCK, UCPD1_FRSTX or EVENTOUT.
14 PA6 bidirectional TT analog I/O (ADC2_IN3, DAC2_OUT1, OPAMP2_VOUT) usable as TIM16_CH1/TIM3_CH1, TIM8_BKIN, SPI1_MISO, TIM1_BKIN, COMP1_OUT, QUADSPI1_BK1_IO3, LPUART1_CTS or EVENTOUT.
15 PA7 bidirectional TT analog I/O (ADC2_IN4, COMP2_INP, OPAMP1_VINP, OPAMP2_VINP) usable as TIM17_CH1/TIM3_CH2, TIM8_CH1N, SPI1_MOSI, TIM1_CH1N, COMP2_OUT, QUADSPI1_BK1_IO2, UCPD1_FRSTX or EVENTOUT.
16 PB0 bidirectional TT analog I/O (ADC3_IN12/ADC1_IN15, COMP4_INP, OPAMP2_VINP, OPAMP3_VINP) usable as TIM3_CH3, TIM8_CH2N, TIM1_CH2N, QUADSPI1_BK1_IO1, HRTIM1_FLT5, UCPD1_FRSTX or EVENTOUT.
17 PB1 bidirectional TT analog I/O (ADC3_IN1/ADC1_IN12, COMP1_INP, OPAMP3_VOUT, OPAMP6_VINM) usable as TIM3_CH4, TIM8_CH3N, TIM1_CH3N, COMP4_OUT, QUADSPI1_BK1_IO0, LPUART1_RTS_DE, HRTIM1_SCOUT or EVENTOUT.
18 PB2 bidirectional TT analog I/O (ADC2_IN12, COMP4_INM, OPAMP3_VINM) usable as RTC_OUT2, LPTIM1_OUT, TIM5_CH1, TIM20_CH1, I2C3_SMBA, QUADSPI1_BK2_IO1, HRTIM1_SCIN or EVENTOUT.
19 VSSA power_in Analog ground reference for the ADC/DAC/OPAMP/COMP/VREFBUF domain.
20 VREF+ power_in Positive analog reference supply pin, which can also be internally driven by the VREFBUF output; VREF+ must not exceed VDDA by more than 0.4 V.
21 VDDA power_in Analog supply voltage for ADC/DAC/OPAMP/COMP/VREFBUF, valid range 1.62 V to 3.6 V depending on which analog peripheral is used.
22 PB10 bidirectional TT analog I/O (COMP5_INM, OPAMP3_VINM, OPAMP4_VINM) usable as TIM2_CH3, USART3_TX, LPUART1_RX, QUADSPI1_CLK, TIM1_BKIN, HRTIM1_FLT3, SAI1_SCK_A or EVENTOUT.
23 VSS power_in Digital ground reference pin.
24 VDD power_in Digital supply input pin, standard operating voltage range 1.71 V to 3.6 V.
25 PB11 bidirectional TT analog I/O (ADC12_IN14, COMP6_INP, OPAMP4_VINP, OPAMP6_VOUT) usable as TIM2_CH4, USART3_RX, LPUART1_TX, QUADSPI1_BK1_NCS, HRTIM1_FLT4 or EVENTOUT.
26 PB12 bidirectional TT analog I/O (ADC4_IN3/ADC1_IN11, COMP7_INM, OPAMP4_VOUT, OPAMP6_VINP) usable as TIM5_ETR, I2C2_SMBA, SPI2_NSS/I2S2_WS, TIM1_BKIN, USART3_CK, LPUART1_RTS_DE, FDCAN2_RX, HRTIM1_CHC1 or EVENTOUT.
27 PB13 bidirectional TT analog I/O (ADC3_IN5, COMP5_INP, OPAMP3/4/6_VINP) usable as SPI2_SCK/I2S2_CK, TIM1_CH1N, USART3_CTS, LPUART1_CTS, FDCAN2_TX, HRTIM1_CHC2 or EVENTOUT.
28 PB14 bidirectional TT analog I/O (ADC4_IN4/ADC1_IN5, COMP7_INP, OPAMP2_VINP, OPAMP5_VINP) usable as TIM15_CH1, SPI2_MISO, TIM1_CH2N, USART3_RTS_DE, COMP4_OUT, HRTIM1_CHD1 or EVENTOUT.
29 PB15 bidirectional TT analog I/O (ADC4_IN5/ADC2_IN15, COMP6_INM, OPAMP5_VINM) usable as RTC_REFIN, TIM15_CH2/CH1N, COMP3_OUT, TIM1_CH3N, SPI2_MOSI/I2S2_SD, HRTIM1_CHD2 or EVENTOUT.
30 PA8 bidirectional FT_a analog I/O (ADC5_IN1, OPAMP5_VOUT) usable as MCO, I2C3_SCL, I2C2_SDA, I2S2_MCK, TIM1_CH1, USART1_CK, COMP7_OUT, TIM4_ETR, FDCAN3_RX, SAI1_CK2/SCK_A, HRTIM1_CHA1 or EVENTOUT.
31 PA9 bidirectional FT_fda I/O (ADC5_IN2, UCPD1_DBCC1) usable as I2C3_SMBA, I2C2_SCL, I2S3_MCK, TIM1_CH2, USART1_TX, COMP5_OUT, TIM15_BKIN, TIM2_CH3, HRTIM1_CHA2, SAI1_FS_A or EVENTOUT.
32 PA10 bidirectional FT_fda I/O (UCPD1_DBCC2) usable as TIM17_BKIN, USB_CRS_SYNC, I2C2_SMBA, SPI2_MISO, TIM1_CH3, USART1_RX, COMP6_OUT, TIM2_CH4, TIM8_BKIN, SAI1_D1/SD_A, HRTIM1_CHB1 or EVENTOUT.
33 PA11 bidirectional FT_u USB-capable I/O carrying USB_DM, alternatively usable as SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, COMP1_OUT, FDCAN1_RX, TIM4_CH1, TIM1_CH4, TIM1_BKIN2, HRTIM1_CHB2 or EVENTOUT.
34 PA12 bidirectional FT_u USB-capable I/O carrying USB_DP, alternatively usable as TIM16_CH1, I2SCKIN, TIM1_CH2N, USART1_RTS_DE, COMP2_OUT, FDCAN1_TX, TIM4_CH2, TIM1_ETR, HRTIM1_FLT1 or EVENTOUT.
35 VSS power_in Digital ground reference pin.
36 VDD power_in Digital supply input pin, standard operating voltage range 1.71 V to 3.6 V.
37 PA13 bidirectional FT_f I/O configured after reset as the SWDIO/JTMS debug function with internal pull-up active; also usable as TIM16_CH1N, I2C4_SCL, I2C1_SCL, IR_OUT, USART3_CTS, TIM4_CH3, SAI1_SD_B or EVENTOUT.
38 PA14 bidirectional FT_f I/O configured after reset as the SWCLK/JTCK debug function with internal pull-down active; also usable as LPTIM1_OUT, I2C4_SMBA, I2C1_SDA, TIM8_CH2, TIM1_BKIN, USART2_TX, SAI1_FS_B or EVENTOUT.
39 PA15 bidirectional FT_f I/O configured after reset as the JTDI debug function with internal pull-up active; also usable as TIM2_CH1, TIM8_CH1, I2C1_SCL, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_RX, UART4_RTS_DE, TIM1_BKIN, FDCAN3_TX, HRTIM1_FLT2, TIM2_ETR or EVENTOUT.
40 PB3 bidirectional FT I/O configured after reset as the JTDO/TRACESWO debug function; also usable as TIM2_CH2, TIM4_ETR, UCPD1_CRS_SYNC, TIM8_CH1N, SPI1_SCK, SPI3_SCK/I2S3_CK, USART2_TX, TIM3_ETR, FDCAN3_RX, HRTIM1_SCOUT/EEV9, SAI1_SCK_B or EVENTOUT.
41 PB4 bidirectional FT_c USB Type-C PD capable I/O configured after reset as the JTRST debug function with internal pull-up active (UCPD1_CC2); also usable as TIM16_CH1, TIM3_CH1, TIM8_CH2N, SPI1_MISO, SPI3_MISO, USART2_RX, UART5_RTS_DE, TIM17_BKIN, FDCAN3_TX, HRTIM1_EEV7, SAI1_MCLK_B or EVENTOUT.
42 PB5 bidirectional FT_f I/O usable as TIM16_BKIN, TIM3_CH2, TIM8_CH3N, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI/I2S3_SD, USART2_CK, I2C3_SDA, FDCAN2_RX, TIM17_CH1, LPTIM1_IN1, SAI1_SD_B, HRTIM1_EEV6, UART5_CTS or EVENTOUT.
43 PB6 bidirectional FT_c USB Type-C PD capable I/O (UCPD1_CC1) usable as TIM16_CH1N, TIM4_CH1, TIM8_CH1/ETR, USART1_TX, COMP4_OUT, FDCAN2_TX, TIM8_BKIN2, LPTIM1_ETR, HRTIM1_SCIN/EEV4, SAI1_FS_B or EVENTOUT.
44 PB7 bidirectional FT_f I/O carrying PVD_IN, usable as TIM17_CH1N, TIM4_CH2, I2C4_SDA, I2C1_SDA, TIM8_BKIN, USART1_RX, COMP3_OUT, TIM3_CH4, LPTIM1_IN2, FMC_NL, HRTIM1_EEV3, UART4_CTS or EVENTOUT.
45 PB8-BOOT0 bidirectional FT_f dedicated BOOT0-sampling I/O that selects the boot mode at reset; recommended to configure it to a non-analog mode after startup if left unconnected to limit consumption; also usable as TIM16_CH1, TIM4_CH3, SAI1_CK1/MCLK_A, I2C1_SCL, USART3_RX, COMP1_OUT, FDCAN1_RX, TIM8_CH2, TIM1_BKIN, HRTIM1_EEV8 or EVENTOUT.
46 PB9 bidirectional FT_f I/O usable as TIM17_CH1, TIM4_CH4, SAI1_D2/FS_A, I2C1_SDA, IR_OUT, USART3_TX, COMP2_OUT, FDCAN1_TX, TIM8_CH3, TIM1_CH3N, HRTIM1_EEV5 or EVENTOUT.
47 VSS power_in Digital ground reference pin.
48 VDD power_in Digital supply input pin, standard operating voltage range 1.71 V to 3.6 V.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-48(7x7)
Category Embedded Processors & Controllers
Pins 48

CAD (KiCad official)

  • Symbol: STM32G474CCT6
  • Footprint: Package_QFP:LQFP-48_7x7mm_P0.5mm
  • 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)
  • 3D model files: stm32g474cct6-etched.step / stm32g474cct6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32g474cct6.step / stm32g474cct6.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (236 pp, sha256 d493fe0ab22e61ff, 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