component
STM32G474RET6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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page.json+452−8@@ -1,13 +1,462 @@ {+ "schema_version": 1,+ "type": "component", "slug": "stm32g474ret6",+ "title": "STM32G474RET6",+ "brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "mcu", "stm32g474ret6" ],+ "component": {+ "mpn": "STM32G474RET6",+ "manufacturer": "STMicroelectronics",+ "package": "LQFP-64(10x10)",+ "pin_count": 64,+ "category": "MCU",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://www.st.com/resource/en/datasheet/stm32g474ret6.pdf",+ "parts": {+ "symbol": "stm32g474ret6.kicad_sym",+ "footprint": "stm32g474ret6.kicad_mod",+ "model_3d": "stm32g474ret6.glb",+ "model_3d_step": "stm32g474ret6.step",+ "lbr": "stm32g474ret6.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "VBAT",+ "type": "power_in",+ "description": "Backup supply for the RTC, LSE 32 kHz crystal, and backup registers (~1.55-3.6 V). Powered from a coin cell or dedicated backup rail; can be tied to VDD if the backup domain is not used."+ },+ {+ "number": "2",+ "name": "PC13",+ "type": "bidirectional",+ "description": "Reset-state general-purpose I/O (5 V tolerant FT). Additional functions include WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT1; alternate functions include TIM1_BKIN, TIM1_CH1N, TIM8_CH4N, EVENTOUT."+ },+ {+ "number": "3",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "GPIO PC14 by default (FT, 5 V tolerant); additional function is OSC32_IN input for the 32.768 kHz LSE crystal."+ },+ {+ "number": "4",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "GPIO PC15 by default (FT, 5 V tolerant); additional function is OSC32_OUT output for the 32.768 kHz LSE crystal."+ },+ {+ "number": "5",+ "name": "PF0-OSC_IN",+ "type": "bidirectional",+ "description": "GPIO PF0 by default (FT_fa, 5 V tolerant, Fm+ and analog switch); additional function is OSC_IN input for the main HSE 4-48 MHz crystal, also ADC1_IN10."+ },+ {+ "number": "6",+ "name": "PF1-OSC_OUT",+ "type": "bidirectional",+ "description": "GPIO PF1 by default (FT_a, 5 V tolerant, analog switch); additional function is OSC_OUT for the main HSE crystal, also ADC2_IN10, COMP3_INM."+ },+ {+ "number": "7",+ "name": "PG10-NRST",+ "type": "bidirectional",+ "description": "Bidirectional device reset with internal weak pull-up (~40 k\u03a9). Drive low >20 \u00b5s to reset. Also usable as GPIO PG10 (FT) when NRST function disabled by option byte; alternate MCO/EVENTOUT."+ },+ {+ "number": "8",+ "name": "PC0",+ "type": "bidirectional",+ "description": "GPIO (FT_a, 5 V tolerant, analog switch). Additional: ADC12_IN6, COMP3_INM. Alternate: LPTIM1_IN1, TIM1_CH1, LPUART1_RX, EVENTOUT."+ },+ {+ "number": "9",+ "name": "PC1",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC12_IN7, COMP3_INP. Alternate: LPTIM1_OUT, TIM1_CH2, LPUART1_TX, QUADSPI1_BK2_IO0, SAI1_SD_A, EVENTOUT."+ },+ {+ "number": "10",+ "name": "PC2",+ "type": "bidirectional",+ "description": "GPIO (FT_a, 5 V tolerant, analog switch). Additional: ADC12_IN8. Alternate: LPTIM1_IN2, TIM1_CH3, COMP3_OUT, TIM20_CH2, QUADSPI1_BK2_IO1, EVENTOUT."+ },+ {+ "number": "11",+ "name": "PC3",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC12_IN9, OPAMP5_VINP. Alternate: LPTIM1_ETR, TIM1_CH4, SAI1_D1, TIM1_BKIN2, QUADSPI1_BK2_IO2, SAI1_SD_A, EVENTOUT."+ },+ {+ "number": "12",+ "name": "PA0",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC12_IN1, COMP1_INM, COMP3_INP, RTC_TAMP2, WKUP1. Alternate: TIM2_CH1, TIM5_CH1, USART2_CTS, COMP1_OUT, TIM8_BKIN, TIM8_ETR, TIM2_ETR, EVENTOUT."+ },+ {+ "number": "13",+ "name": "PA1",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC12_IN2, COMP1_INP, OPAMP1_VINP, OPAMP3_VINP, OPAMP6_VINM. Alternate: RTC_REFIN, TIM2_CH2, TIM5_CH2, USART2_RTS_DE, TIM15_CH1N, EVENTOUT."+ },+ {+ "number": "14",+ "name": "PA2",+ "type": "bidirectional",+ "description": "GPIO (FT_a, 5 V tolerant, analog switch). Additional: ADC1_IN3, COMP2_INM, OPAMP1_VOUT, WKUP4/LSCO. Alternate: TIM2_CH3, TIM5_CH3, USART2_TX, COMP2_OUT, TIM15_CH1, QUADSPI1_BK1_NCS, LPUART1_TX, UCPD1_FRSTX, EVENTOUT."+ },+ {+ "number": "15",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground reference (0 V). Bond to solid ground plane."+ },+ {+ "number": "16",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital supply, 1.71-3.6 V. Decouple locally with a 100 nF capacitor."+ },+ {+ "number": "17",+ "name": "PA3",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC1_IN4, COMP2_INP, OPAMP1_VINM/OPAMP1_VINP, OPAMP5_VINM. Alternate: TIM2_CH4, TIM5_CH4, SAI1_CK1, USART2_RX, TIM15_CH2, QUADSPI1_CLK, LPUART1_RX, SAI1_MCLK_A, EVENTOUT."+ },+ {+ "number": "18",+ "name": "PA4",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC2_IN17, DAC1_OUT1, COMP1_INM. Alternate: TIM3_CH2, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK, SAI1_FS_B, EVENTOUT."+ },+ {+ "number": "19",+ "name": "PA5",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC2_IN13, DAC1_OUT2, COMP2_INM, OPAMP2_VINM. Alternate: TIM2_CH1, TIM2_ETR, SPI1_SCK, UCPD1_FRSTX, EVENTOUT."+ },+ {+ "number": "20",+ "name": "PA6",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC2_IN3, DAC2_OUT1, OPAMP2_VOUT. Alternate: TIM16_CH1, TIM3_CH1, TIM8_BKIN, SPI1_MISO, TIM1_BKIN, COMP1_OUT, QUADSPI1_BK1_IO3, LPUART1_CTS, EVENTOUT."+ },+ {+ "number": "21",+ "name": "PA7",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC2_IN4, COMP2_INP, OPAMP1_VINP, OPAMP2_VINP. Alternate: TIM17_CH1, TIM3_CH2, TIM8_CH1N, SPI1_MOSI, TIM1_CH1N, COMP2_OUT, QUADSPI1_BK1_IO2, UCPD1_FRSTX, EVENTOUT."+ },+ {+ "number": "22",+ "name": "PC4",+ "type": "bidirectional",+ "description": "GPIO (FT_fa, 5 V tolerant, Fm+ and analog switch). Additional: ADC2_IN5. Alternate: TIM1_ETR, I2C2_SCL, USART1_TX, QUADSPI1_BK2_IO3, EVENTOUT."+ },+ {+ "number": "23",+ "name": "PC5",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC2_IN11, OPAMP1_VINM, OPAMP2_VINM, WKUP5. Alternate: TIM15_BKIN, SAI1_D3, TIM1_CH4N, USART1_RX, HRTIM1_EEV10, EVENTOUT."+ },+ {+ "number": "24",+ "name": "PB0",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC3_IN12/ADC1_IN15, COMP4_INP, OPAMP2_VINP, OPAMP3_VINP. Alternate: TIM3_CH3, TIM8_CH2N, TIM1_CH2N, QUADSPI1_BK1_IO1, HRTIM1_FLT5, UCPD1_FRSTX, EVENTOUT."+ },+ {+ "number": "25",+ "name": "PB1",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC3_IN1/ADC1_IN12, COMP1_INP, OPAMP3_VOUT, OPAMP6_VINM. Alternate: TIM3_CH4, TIM8_CH3N, TIM1_CH3N, COMP4_OUT, QUADSPI1_BK1_IO0, LPUART1_RTS_DE, HRTIM1_SCOUT, EVENTOUT."+ },+ {+ "number": "26",+ "name": "PB2",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC2_IN12, COMP4_INM, OPAMP3_VINM. Alternate: RTC_OUT2, LPTIM1_OUT, TIM5_CH1, TIM20_CH1, I2C3_SMBA, QUADSPI1_BK2_IO1, HRTIM1_SCIN, EVENTOUT."+ },+ {+ "number": "27",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground reference for ADCs, DACs, comparators, op-amps and VREFBUF. Tie to VSS with a clean star topology."+ },+ {+ "number": "28",+ "name": "VREF+",+ "type": "power_in",+ "description": "External positive reference voltage for the ADCs and DACs (or VREFBUF output when the internal buffer is enabled). Range typically 2.0 V to VDDA. Additional function: VREFBUF_OUT."+ },+ {+ "number": "29",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog supply for ADCs, DACs, comparators, op-amps, VREFBUF and reset block, 1.62-3.6 V. Must be \u2265 VDD and separately decoupled."+ },+ {+ "number": "30",+ "name": "PB10",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: COMP5_INM, OPAMP3_VINM, OPAMP4_VINM. Alternate: TIM2_CH3, USART3_TX, LPUART1_RX, QUADSPI1_CLK, TIM1_BKIN, HRTIM1_FLT3, SAI1_SCK_A, EVENTOUT."+ },+ {+ "number": "31",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground reference (0 V)."+ },+ {+ "number": "32",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital supply, 1.71-3.6 V. Local 100 nF decoupling required."+ },+ {+ "number": "33",+ "name": "PB11",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC12_IN14, COMP6_INP, OPAMP4_VINP, OPAMP6_VOUT. Alternate: TIM2_CH4, USART3_RX, LPUART1_TX, QUADSPI1_BK1_NCS, HRTIM1_FLT4, EVENTOUT."+ },+ {+ "number": "34",+ "name": "PB12",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC4_IN3/ADC1_IN11, COMP7_INM, OPAMP4_VOUT, OPAMP6_VINP. Alternate: TIM5_ETR, I2C2_SMBA, SPI2_NSS/I2S2_WS, TIM1_BKIN, USART3_CK, LPUART1_RTS_DE, FDCAN2_RX, HRTIM1_CHC1, EVENTOUT."+ },+ {+ "number": "35",+ "name": "PB13",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC3_IN5, COMP5_INP, OPAMP3_VINP, OPAMP4_VINP, OPAMP6_VINP. Alternate: SPI2_SCK/I2S2_CK, TIM1_CH1N, USART3_CTS, LPUART1_CTS, FDCAN2_TX, HRTIM1_CHC2, EVENTOUT."+ },+ {+ "number": "36",+ "name": "PB14",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC4_IN4/ADC1_IN5, COMP7_INP, OPAMP2_VINP, OPAMP5_VINP. Alternate: TIM15_CH1, SPI2_MISO, TIM1_CH2N, USART3_RTS_DE, COMP4_OUT, HRTIM1_CHD1, EVENTOUT."+ },+ {+ "number": "37",+ "name": "PB15",+ "type": "bidirectional",+ "description": "GPIO (TT_a, 3.6 V tolerant, analog switch). Additional: ADC4_IN5/ADC2_IN15, COMP6_INM, OPAMP5_VINM. Alternate: RTC_REFIN, TIM15_CH2, TIM15_CH1N, COMP3_OUT, TIM1_CH3N, SPI2_MOSI/I2S2_SD, HRTIM1_CHD2, EVENTOUT."+ },+ {+ "number": "38",+ "name": "PC6",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Alternate: TIM3_CH1, HRTIM1_EEV10, TIM8_CH1, I2S2_MCK, COMP6_OUT, I2C4_SCL, HRTIM1_CHF1, EVENTOUT."+ },+ {+ "number": "39",+ "name": "PC7",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Alternate: TIM3_CH2, HRTIM1_FLT5, TIM8_CH2, I2S3_MCK, COMP5_OUT, I2C4_SDA, HRTIM1_CHF2, EVENTOUT."+ },+ {+ "number": "40",+ "name": "PC8",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Alternate: TIM3_CH3, HRTIM1_CHE1, TIM8_CH3, TIM20_CH3, COMP7_OUT, I2C3_SCL, EVENTOUT."+ },+ {+ "number": "41",+ "name": "PC9",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Alternate: TIM3_CH4, HRTIM1_CHE2, TIM8_CH4, I2SCKIN, TIM8_BKIN2, I2C3_SDA, EVENTOUT."+ },+ {+ "number": "42",+ "name": "PA8",+ "type": "bidirectional",+ "description": "GPIO (FT_a, 5 V tolerant, analog switch). Additional: ADC5_IN1, OPAMP5_VOUT. Alternate: MCO, I2C3_SCL, I2C2_SDA, I2S2_MCK, TIM1_CH1, USART1_CK, COMP7_OUT, TIM4_ETR, FDCAN3_RX, SAI1_CK2, HRTIM1_CHA1, SAI1_SCK_A, EVENTOUT."+ },+ {+ "number": "43",+ "name": "PA9",+ "type": "bidirectional",+ "description": "GPIO (FT_fda, 5 V tolerant, Fm+, USB-C dead-battery, analog switch). Additional: ADC5_IN2, UCPD1_DBCC1. Alternate: I2C3_SMBA, I2C2_SCL, I2S3_MCK, TIM1_CH2, USART1_TX, COMP5_OUT, TIM15_BKIN, TIM2_CH3, HRTIM1_CHA2, SAI1_FS_A, EVENTOUT."+ },+ {+ "number": "44",+ "name": "PA10",+ "type": "bidirectional",+ "description": "GPIO (FT_fda, 5 V tolerant, Fm+, USB-C dead-battery, analog switch). Additional: UCPD1_DBCC2. Alternate: TIM17_BKIN, USB_CRS_SYNC, I2C2_SMBA, SPI2_MISO, TIM1_CH3, USART1_RX, COMP6_OUT, TIM2_CH4, TIM8_BKIN, SAI1_D1, HRTIM1_CHB1, SAI1_SD_A, EVENTOUT."+ },+ {+ "number": "45",+ "name": "PA11",+ "type": "bidirectional",+ "description": "GPIO with USB function (FT_u, 5 V tolerant). Additional: USB_DM (D-). Alternate: SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, COMP1_OUT, FDCAN1_RX, TIM4_CH1, TIM1_CH4, TIM1_BKIN2, HRTIM1_CHB2, EVENTOUT."+ },+ {+ "number": "46",+ "name": "PA12",+ "type": "bidirectional",+ "description": "GPIO with USB function (FT_u, 5 V tolerant). Additional: USB_DP (D+). Alternate: TIM16_CH1, I2SCKIN, TIM1_CH2N, USART1_RTS_DE, COMP2_OUT, FDCAN1_TX, TIM4_CH2, TIM1_ETR, HRTIM1_FLT1, EVENTOUT."+ },+ {+ "number": "47",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground reference (0 V)."+ },+ {+ "number": "48",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital supply, 1.71-3.6 V. Local 100 nF decoupling required."+ },+ {+ "number": "49",+ "name": "PA13",+ "type": "bidirectional",+ "description": "SWDIO / JTMS in reset state (FT_f, 5 V tolerant, Fm+). Alternate: SWDIO-JTMS, TIM16_CH1N, I2C4_SCL, I2C1_SCL, IR_OUT, USART3_CTS, TIM4_CH3, SAI1_SD_B, EVENTOUT."+ },+ {+ "number": "50",+ "name": "PA14",+ "type": "bidirectional",+ "description": "SWCLK / JTCK in reset state (FT_f, 5 V tolerant, Fm+). Alternate: SWCLK-JTCK, LPTIM1_OUT, I2C4_SMBA, I2C1_SDA, TIM8_CH2, TIM1_BKIN, USART2_TX, SAI1_FS_B, EVENTOUT."+ },+ {+ "number": "51",+ "name": "PA15",+ "type": "bidirectional",+ "description": "JTDI in reset state (FT_f, 5 V tolerant, Fm+). Alternate: JTDI, 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, EVENTOUT."+ },+ {+ "number": "52",+ "name": "PC10",+ "type": "bidirectional",+ "description": "GPIO (FT, 5 V tolerant). Alternate: TIM8_CH1N, UART4_TX, SPI3_SCK/I2S3_CK, USART3_TX, HRTIM1_FLT6, EVENTOUT."+ },+ {+ "number": "53",+ "name": "PC11",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Alternate: HRTIM1_EEV2, TIM8_CH2N, UART4_RX, SPI3_MISO, USART3_RX, I2C3_SDA, EVENTOUT."+ },+ {+ "number": "54",+ "name": "PC12",+ "type": "bidirectional",+ "description": "GPIO (FT, 5 V tolerant). Alternate: TIM5_CH2, HRTIM1_EEV1, TIM8_CH3N, UART5_TX, SPI3_MOSI/I2S3_SD, USART3_CK, UCPD1_FRSTX, EVENTOUT."+ },+ {+ "number": "55",+ "name": "PD2",+ "type": "bidirectional",+ "description": "GPIO (FT, 5 V tolerant). Alternate: TIM3_ETR, TIM8_BKIN, UART5_RX, EVENTOUT."+ },+ {+ "number": "56",+ "name": "PB3",+ "type": "bidirectional",+ "description": "JTDO / TRACESWO in reset state (FT, 5 V tolerant). Alternate: JTDO-TRACESWO, TIM2_CH2, TIM4_ETR, UCPD1_CRS_SYNC, TIM8_CH1N, SPI1_SCK, SPI3_SCK/I2S3_CK, USART2_TX, TIM3_ETR, FDCAN3_RX, HRTIM1_SCOUT, HRTIM1_EEV9, SAI1_SCK_B, EVENTOUT."+ },+ {+ "number": "57",+ "name": "PB4",+ "type": "bidirectional",+ "description": "JTRST in reset state (FT_c, 5 V tolerant, USB Type-C PD capable). Additional: UCPD1_CC2. Alternate: JTRST, TIM16_CH1, TIM3_CH1, TIM8_CH2N, SPI1_MISO, SPI3_MISO, USART2_RX, UART5_RTS_DE, TIM17_BKIN, FDCAN3_TX, HRTIM1_EEV7, SAI1_MCLK_B, EVENTOUT."+ },+ {+ "number": "58",+ "name": "PB5",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Alternate: 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, EVENTOUT."+ },+ {+ "number": "59",+ "name": "PB6",+ "type": "bidirectional",+ "description": "GPIO (FT_c, 5 V tolerant, USB Type-C PD capable). Additional: UCPD1_CC1. Alternate: TIM16_CH1N, TIM4_CH1, TIM8_CH1, TIM8_ETR, USART1_TX, COMP4_OUT, FDCAN2_TX, TIM8_BKIN2, LPTIM1_ETR, HRTIM1_SCIN, HRTIM1_EEV4, SAI1_FS_B, EVENTOUT."+ },+ {+ "number": "60",+ "name": "PB7",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Additional: PVD_IN. Alternate: TIM17_CH1N, TIM4_CH2, I2C4_SDA, I2C1_SDA, TIM8_BKIN, USART1_RX, COMP3_OUT, TIM3_CH4, LPTIM1_IN2, FMC_NL, HRTIM1_EEV3, UART4_CTS, EVENTOUT."+ },+ {+ "number": "61",+ "name": "PB8-BOOT0",+ "type": "bidirectional",+ "description": "Multiplexed BOOT0 pin and GPIO PB8 (FT_f, 5 V tolerant, Fm+). At reset the pin selects the boot memory (main Flash / system memory / SRAM) depending on BOOT_SEL and nBOOT1 option bytes; afterwards operates as GPIO PB8. Alternate: TIM16_CH1, TIM4_CH3, SAI1_CK1, I2C1_SCL, USART3_RX, COMP1_OUT, FDCAN1_RX, TIM8_CH2, TIM1_BKIN, HRTIM1_EEV8, SAI1_MCLK_A, EVENTOUT."+ },+ {+ "number": "62",+ "name": "PB9",+ "type": "bidirectional",+ "description": "GPIO (FT_f, 5 V tolerant, Fm+). Alternate: TIM17_CH1, TIM4_CH4, SAI1_D2, I2C1_SDA, IR_OUT, USART3_TX, COMP2_OUT, FDCAN1_TX, TIM8_CH3, TIM1_CH3N, HRTIM1_EEV5, SAI1_FS_A, EVENTOUT."+ },+ {+ "number": "63",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital supply, 1.71-3.6 V. Local 100 nF decoupling required."+ },+ {+ "number": "64",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground reference (0 V)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.st.com/resource/en/datasheet/stm32g474ret6.pdf",+ "pages": 236,+ "sha256": "d493fe0ab22e61ff",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 64,+ "described": 64,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "STMicroelectronics",+ "Package": "LQFP-64(10x10)",+ "Category": "MCU",+ "Pins": "64"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "stm32g474ret6"+ ],+ "discovery_pitch": "STM32G474RET6 (STMicroelectronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +474,5 @@ "docs/stm32g474ret6-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }