component
STM32G474CBT6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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stm32g474cbt6 0.1.1: pinout corrected from ST open pin data (34 pins)
1 file changed
+93−86
page.json+93−86@@ -51,7 +51,7 @@ { "number": "1", "name": "VBAT",- "type": "power_out",+ "type": "power_in", "description": "Backup battery supply voltage operating range 1.55 V to 3.6 V." }, {@@ -134,207 +134,207 @@ }, { "number": "15",- "name": "PB1",+ "name": "PA7", "type": "bidirectional",- "description": "Port B pin 1, 3.6 V tolerant I/O with analog switch supporting ADC3_IN1/ADC1_IN12."+ "description": "Port A pin 7, 3.6 V tolerant I/O with analog switch supporting ADC2_IN4 conversion." }, { "number": "16",- "name": "VREF+",- "type": "power_out",- "description": "Analog voltage reference input, 2.4 V to 3.6 V when VREFBUF is used, 0 V to 3.6 V otherwise."+ "name": "PB0",+ "type": "bidirectional",+ "description": "Port B pin 0, 3.6 V tolerant I/O with analog switch supporting ADC3_IN12/ADC1_IN15." }, { "number": "17",- "name": "PA7",+ "name": "PB1", "type": "bidirectional",- "description": "Port A pin 7, 3.6 V tolerant I/O with analog switch supporting ADC2_IN4 conversion."+ "description": "Port B pin 1, 3.6 V tolerant I/O with analog switch supporting ADC3_IN1/ADC1_IN12." }, { "number": "18",- "name": "PB0",+ "name": "PB2", "type": "bidirectional",- "description": "Port B pin 0, 3.6 V tolerant I/O with analog switch supporting ADC3_IN12/ADC1_IN15."+ "description": "Port B pin 2, 3.6 V tolerant I/O with analog switch supporting ADC2_IN12 conversion." }, { "number": "19",- "name": "VDD",- "type": "power_out",- "description": "Digital power supply voltage operating range 1.71 V to 3.6 V."+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog power ground." }, { "number": "20",- "name": "VDDA",- "type": "power_out",- "description": "Analog power supply voltage, minimum 1.62 V for ADC or 1.8 V for DAC/OPAMP/COMP."+ "name": "VREF+",+ "type": "power_in",+ "description": "Analog voltage reference input, 2.4 V to 3.6 V when VREFBUF is used, 0 V to 3.6 V otherwise." }, { "number": "21",- "name": "PB2",- "type": "bidirectional",- "description": "Port B pin 2, 3.6 V tolerant I/O with analog switch supporting ADC2_IN12 conversion."- },- {- "number": "22",- "name": "VSSA",+ "name": "VDDA", "type": "power_in",- "description": "Analog power ground."+ "description": "Analog power supply voltage, minimum 1.62 V for ADC or 1.8 V for DAC/OPAMP/COMP." }, {- "number": "23",+ "number": "22", "name": "PB10", "type": "bidirectional", "description": "Port B pin 10, 3.6 V tolerant I/O with analog switch supporting OPAMP3_VINM function." }, {- "number": "24",+ "number": "23", "name": "VSS", "type": "power_in", "description": "Digital power ground." }, {- "number": "25",+ "number": "24", "name": "VDD",- "type": "power_out",+ "type": "power_in", "description": "Digital power supply voltage operating range 1.71 V to 3.6 V." },+ {+ "number": "25",+ "name": "PB11",+ "type": "bidirectional",+ "description": "Port B pin 11, 3.6 V tolerant I/O with analog switch supporting ADC12_IN14 conversion."+ }, { "number": "26",- "name": "VSS",- "type": "power_in",- "description": "Digital power ground."+ "name": "PB12",+ "type": "bidirectional",+ "description": "Port B pin 12, 3.6 V tolerant I/O with analog switch supporting ADC4_IN3/ADC1_IN11." }, { "number": "27",- "name": "PA12",+ "name": "PB13", "type": "bidirectional",- "description": "Port A pin 12, 5 V tolerant I/O with USB function for FDCAN1_TX and USART1_RTS_DE."+ "description": "Port B pin 13, 3.6 V tolerant I/O with analog switch supporting ADC3_IN5 conversion." }, { "number": "28",- "name": "PA11",+ "name": "PB14", "type": "bidirectional",- "description": "Port A pin 11, 5 V tolerant I/O with USB function for FDCAN1_RX and USART1_CTS."+ "description": "Port B pin 14, 3.6 V tolerant I/O with analog switch supporting ADC4_IN4/ADC1_IN5." }, { "number": "29",- "name": "PA10",+ "name": "PB15", "type": "bidirectional",- "description": "Port A pin 10, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_RX."+ "description": "Port B pin 15, 3.6 V tolerant I/O with analog switch supporting ADC4_IN5/ADC2_IN15." }, { "number": "30",- "name": "PA9",+ "name": "PA8", "type": "bidirectional",- "description": "Port A pin 9, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_TX."+ "description": "Port A pin 8, 5 V tolerant I/O with analog switch supporting ADC5_IN1 and OPAMP5_VOUT." }, { "number": "31",- "name": "PA8",+ "name": "PA9", "type": "bidirectional",- "description": "Port A pin 8, 5 V tolerant I/O with analog switch supporting ADC5_IN1 and OPAMP5_VOUT."+ "description": "Port A pin 9, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_TX." }, { "number": "32",- "name": "PB15",+ "name": "PA10", "type": "bidirectional",- "description": "Port B pin 15, 3.6 V tolerant I/O with analog switch supporting ADC4_IN5/ADC2_IN15."+ "description": "Port A pin 10, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_RX." }, { "number": "33",- "name": "PB14",+ "name": "PA11", "type": "bidirectional",- "description": "Port B pin 14, 3.6 V tolerant I/O with analog switch supporting ADC4_IN4/ADC1_IN5."+ "description": "Port A pin 11, 5 V tolerant I/O with USB function for FDCAN1_RX and USART1_CTS." }, { "number": "34",- "name": "PB13",+ "name": "PA12", "type": "bidirectional",- "description": "Port B pin 13, 3.6 V tolerant I/O with analog switch supporting ADC3_IN5 conversion."+ "description": "Port A pin 12, 5 V tolerant I/O with USB function for FDCAN1_TX and USART1_RTS_DE." }, { "number": "35",- "name": "PB12",- "type": "bidirectional",- "description": "Port B pin 12, 3.6 V tolerant I/O with analog switch supporting ADC4_IN3/ADC1_IN11."+ "name": "VSS",+ "type": "power_in",+ "description": "Digital power ground." }, { "number": "36",- "name": "PB11",- "type": "bidirectional",- "description": "Port B pin 11, 3.6 V tolerant I/O with analog switch supporting ADC12_IN14 conversion."+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply voltage operating range 1.71 V to 3.6 V." }, { "number": "37",- "name": "VDD",- "type": "power_out",- "description": "Digital power supply voltage operating range 1.71 V to 3.6 V."+ "name": "PA13",+ "type": "bidirectional",+ "description": "Port A pin 13, 5 V tolerant Fm+ capable I/O for SWDIO-JTMS debug function." }, { "number": "38",- "name": "VSS",- "type": "power_in",- "description": "Digital power ground."+ "name": "PA14",+ "type": "bidirectional",+ "description": "Port A pin 14, 5 V tolerant Fm+ capable I/O for SWCLK-JTCK debug function." }, { "number": "39",- "name": "PB9",+ "name": "PA15", "type": "bidirectional",- "description": "Port B pin 9, 5 V tolerant Fm+ capable I/O for USART3_TX and infrared output."+ "description": "Port A pin 15, 5 V tolerant Fm+ capable I/O for JTDI and SPI1_NSS with FDCAN3_TX." }, { "number": "40",- "name": "PB8-BOOT0",+ "name": "PB3", "type": "bidirectional",- "description": "Port B pin 8 with BOOT0 function, 5 V tolerant Fm+ capable I/O for USART3_RX and timer."+ "description": "Port B pin 3, 5 V tolerant I/O for JTAG output TRACESWO and SPI1_SCK." }, { "number": "41",- "name": "PB7",+ "name": "PB4", "type": "bidirectional",- "description": "Port B pin 7, 5 V tolerant Fm+ capable I/O for USART1_RX and I2C1_SDA with PVD_IN function."+ "description": "Port B pin 4, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC2) for USART2_RX." }, { "number": "42",- "name": "PB6",+ "name": "PB5", "type": "bidirectional",- "description": "Port B pin 6, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC1) for USART1_TX."+ "description": "Port B pin 5, 5 V tolerant Fm+ capable I/O for SPI1_MOSI and FDCAN2_RX." }, { "number": "43",- "name": "PB5",+ "name": "PB6", "type": "bidirectional",- "description": "Port B pin 5, 5 V tolerant Fm+ capable I/O for SPI1_MOSI and FDCAN2_RX."+ "description": "Port B pin 6, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC1) for USART1_TX." }, { "number": "44",- "name": "PB4",+ "name": "PB7", "type": "bidirectional",- "description": "Port B pin 4, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC2) for USART2_RX."+ "description": "Port B pin 7, 5 V tolerant Fm+ capable I/O for USART1_RX and I2C1_SDA with PVD_IN function." }, { "number": "45",- "name": "PB3",+ "name": "PB8-BOOT0", "type": "bidirectional",- "description": "Port B pin 3, 5 V tolerant I/O for JTAG output TRACESWO and SPI1_SCK."+ "description": "Port B pin 8 with BOOT0 function, 5 V tolerant Fm+ capable I/O for USART3_RX and timer." }, { "number": "46",- "name": "PA15",+ "name": "PB9", "type": "bidirectional",- "description": "Port A pin 15, 5 V tolerant Fm+ capable I/O for JTDI and SPI1_NSS with FDCAN3_TX."+ "description": "Port B pin 9, 5 V tolerant Fm+ capable I/O for USART3_TX and infrared output." }, { "number": "47",- "name": "PA14",- "type": "bidirectional",- "description": "Port A pin 14, 5 V tolerant Fm+ capable I/O for SWCLK-JTCK debug function."+ "name": "VSS",+ "type": "power_in",+ "description": "Digital power ground." }, { "number": "48",- "name": "PA13",- "type": "bidirectional",- "description": "Port A pin 13, 5 V tolerant Fm+ capable I/O for SWDIO-JTMS debug function."+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply voltage operating range 1.71 V to 3.6 V." } ], "provenance": {@@ -350,7 +350,14 @@ "total": 48, "described": 48, "cites_pages": true,- "refuses_to_fabricate": true+ "refuses_to_fabricate": true,+ "checked_against": "STM32_open_pin_data STM32G474C(B-C-E)Tx.xml"+ },+ "correction": {+ "at": "2026-09-30",+ "what": "34 of 48 pins corrected",+ "how": "pinout rebuilt from STMicroelectronics STM32_open_pin_data (STM32G474C(B-C-E)Tx.xml, LQFP48); the previous pinout came from a single-model extraction",+ "symbol": "regenerated from the corrected pinout" } }, "viewers": {@@ -400,7 +407,7 @@ "viewers/symbol.html", "viewers/footprint.html" ],- "visibility": "public",- "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",- "org": "adom"-}+ "visibility": {+ "public": true+ }+}