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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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README.mdadded+84@@ -0,0 +1,84 @@+# STM32G474CBT6++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)++STM32G474CBT6 from STMicroelectronics, in a LQFP-48(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VBAT | power_out | Backup battery supply voltage operating range 1.55 V to 3.6 V. |+| 2 | PC13 | bidirectional | Port C pin 13, 5 V tolerant I/O with RTC tamper and wakeup capability. |+| 3 | PC14-OSC32_IN | bidirectional | Port C pin 14, 5 V tolerant I/O configurable as 32 kHz oscillator input. |+| 4 | PC15-OSC32_OUT | bidirectional | Port C pin 15, 5 V tolerant I/O configurable as 32 kHz oscillator output. |+| 5 | PF0-OSC_IN | bidirectional | Port F pin 0, 5 V tolerant I/O with analog switch, main oscillator input. |+| 6 | PF1-OSC_OUT | bidirectional | Port F pin 1, 3.6 V tolerant I/O with analog switch, main oscillator output. |+| 7 | PG10-NRST | bidirectional | Port G pin 10, 5 V tolerant reset pin with embedded weak pull-up resistor. |+| 8 | PA0 | bidirectional | Port A pin 0, 3.6 V tolerant I/O with analog switch supporting ADC12_IN1 conversion. |+| 9 | PA1 | bidirectional | Port A pin 1, 3.6 V tolerant I/O with analog switch supporting ADC12_IN2 conversion. |+| 10 | PA2 | bidirectional | Port A pin 2, 5 V tolerant I/O with analog switch supporting ADC1_IN3 conversion. |+| 11 | PA3 | bidirectional | Port A pin 3, 3.6 V tolerant I/O with analog switch supporting ADC1_IN4 conversion. |+| 12 | PA4 | bidirectional | Port A pin 4, 3.6 V tolerant I/O with analog switch supporting DAC1_OUT1 and ADC2_IN17. |+| 13 | PA5 | bidirectional | Port A pin 5, 3.6 V tolerant I/O with analog switch supporting DAC1_OUT2 and ADC2_IN13. |+| 14 | PA6 | bidirectional | Port A pin 6, 3.6 V tolerant I/O with analog switch supporting DAC2_OUT1 and ADC2_IN3. |+| 15 | PB1 | bidirectional | Port B pin 1, 3.6 V tolerant I/O with analog switch supporting ADC3_IN1/ADC1_IN12. |+| 16 | VREF+ | power_out | Analog voltage reference input, 2.4 V to 3.6 V when VREFBUF is used, 0 V to 3.6 V otherwise. |+| 17 | PA7 | bidirectional | Port A pin 7, 3.6 V tolerant I/O with analog switch supporting ADC2_IN4 conversion. |+| 18 | PB0 | bidirectional | Port B pin 0, 3.6 V tolerant I/O with analog switch supporting ADC3_IN12/ADC1_IN15. |+| 19 | VDD | power_out | Digital power supply voltage operating range 1.71 V to 3.6 V. |+| 20 | VDDA | power_out | Analog power supply voltage, minimum 1.62 V for ADC or 1.8 V for DAC/OPAMP/COMP. |+| 21 | PB2 | bidirectional | Port B pin 2, 3.6 V tolerant I/O with analog switch supporting ADC2_IN12 conversion. |+| 22 | VSSA | power_in | Analog power ground. |+| 23 | PB10 | bidirectional | Port B pin 10, 3.6 V tolerant I/O with analog switch supporting OPAMP3_VINM function. |+| 24 | VSS | power_in | Digital power ground. |+| 25 | VDD | power_out | Digital power supply voltage operating range 1.71 V to 3.6 V. |+| 26 | VSS | power_in | Digital power ground. |+| 27 | PA12 | bidirectional | Port A pin 12, 5 V tolerant I/O with USB function for FDCAN1_TX and USART1_RTS_DE. |+| 28 | PA11 | bidirectional | Port A pin 11, 5 V tolerant I/O with USB function for FDCAN1_RX and USART1_CTS. |+| 29 | PA10 | bidirectional | Port A pin 10, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_RX. |+| 30 | PA9 | bidirectional | Port A pin 9, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_TX. |+| 31 | PA8 | bidirectional | Port A pin 8, 5 V tolerant I/O with analog switch supporting ADC5_IN1 and OPAMP5_VOUT. |+| 32 | PB15 | bidirectional | Port B pin 15, 3.6 V tolerant I/O with analog switch supporting ADC4_IN5/ADC2_IN15. |+| 33 | PB14 | bidirectional | Port B pin 14, 3.6 V tolerant I/O with analog switch supporting ADC4_IN4/ADC1_IN5. |+| 34 | PB13 | bidirectional | Port B pin 13, 3.6 V tolerant I/O with analog switch supporting ADC3_IN5 conversion. |+| 35 | PB12 | bidirectional | Port B pin 12, 3.6 V tolerant I/O with analog switch supporting ADC4_IN3/ADC1_IN11. |+| 36 | PB11 | bidirectional | Port B pin 11, 3.6 V tolerant I/O with analog switch supporting ADC12_IN14 conversion. |+| 37 | VDD | power_out | Digital power supply voltage operating range 1.71 V to 3.6 V. |+| 38 | VSS | power_in | Digital power ground. |+| 39 | PB9 | bidirectional | Port B pin 9, 5 V tolerant Fm+ capable I/O for USART3_TX and infrared output. |+| 40 | PB8-BOOT0 | bidirectional | Port B pin 8 with BOOT0 function, 5 V tolerant Fm+ capable I/O for USART3_RX and timer. |+| 41 | PB7 | bidirectional | Port B pin 7, 5 V tolerant Fm+ capable I/O for USART1_RX and I2C1_SDA with PVD_IN function. |+| 42 | PB6 | bidirectional | Port B pin 6, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC1) for USART1_TX. |+| 43 | PB5 | bidirectional | Port B pin 5, 5 V tolerant Fm+ capable I/O for SPI1_MOSI and FDCAN2_RX. |+| 44 | PB4 | bidirectional | Port B pin 4, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC2) for USART2_RX. |+| 45 | PB3 | bidirectional | Port B pin 3, 5 V tolerant I/O for JTAG output TRACESWO and SPI1_SCK. |+| 46 | PA15 | bidirectional | Port A pin 15, 5 V tolerant Fm+ capable I/O for JTDI and SPI1_NSS with FDCAN3_TX. |+| 47 | PA14 | bidirectional | Port A pin 14, 5 V tolerant Fm+ capable I/O for SWCLK-JTCK debug function. |+| 48 | PA13 | bidirectional | Port A pin 13, 5 V tolerant Fm+ capable I/O for SWDIO-JTMS debug function. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-48(7x7) |+| Category | Embedded Processors & Controllers |+| Pins | 48 |++## CAD (KiCad official)++- Symbol: `STM32G474CBT6`+- Footprint: `Package_QFP:LQFP-48_7x7mm_P0.5mm`+- 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)+- 3D model files: `stm32g474cbt6-etched.step` / `stm32g474cbt6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32g474cbt6.step` / `stm32g474cbt6.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886130112937984) (236 pp, sha256 `d493fe0ab22e61ff`, retrieved 2026-09-29, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/stm32g474cbt6-datasheet.pdf)
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Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32g474cbt6",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32g474cbt6.kicad_sym",+ "stm32g474cbt6.kicad_mod",+ "stm32g474cbt6.glb",+ "stm32g474cbt6.step",+ "stm32g474cbt6.lbr",+ "docs/hero.png",+ "docs/stm32g474cbt6-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "STM32G474CBT6",+ "manufacturer": "STMicroelectronics",+ "package": "LQFP-48(7x7)",+ "pin_count": 48,+ "category": "Embedded Processors & Controllers",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886130112937984",+ "parts": {+ "symbol": "stm32g474cbt6.kicad_sym",+ "footprint": "stm32g474cbt6.kicad_mod",+ "model_3d": "stm32g474cbt6-etched.glb",+ "model_3d_plain": "stm32g474cbt6.glb",+ "model_3d_step": "stm32g474cbt6-etched.step",+ "model_3d_step_plain": "stm32g474cbt6.step",+ "lbr": "stm32g474cbt6.lbr"+ },+ "distributor_links": {+ "lcsc": "C730123",+ "digikey": "497-STM32G474CBT6-ND",+ "mouser": "511-STM32G474CBT6"+ },+ "distributor_check": {+ "checked_at": "2026-09-29T14:23:56Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-STM32G474CBT6-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32G474CBT6",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VBAT",+ "type": "power_out",+ "description": "Backup battery supply voltage operating range 1.55 V to 3.6 V."+ },+ {+ "number": "2",+ "name": "PC13",+ "type": "bidirectional",+ "description": "Port C pin 13, 5 V tolerant I/O with RTC tamper and wakeup capability."+ },+ {+ "number": "3",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "Port C pin 14, 5 V tolerant I/O configurable as 32 kHz oscillator input."+ },+ {+ "number": "4",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "Port C pin 15, 5 V tolerant I/O configurable as 32 kHz oscillator output."+ },+ {+ "number": "5",+ "name": "PF0-OSC_IN",+ "type": "bidirectional",+ "description": "Port F pin 0, 5 V tolerant I/O with analog switch, main oscillator input."+ },+ {+ "number": "6",+ "name": "PF1-OSC_OUT",+ "type": "bidirectional",+ "description": "Port F pin 1, 3.6 V tolerant I/O with analog switch, main oscillator output."+ },+ {+ "number": "7",+ "name": "PG10-NRST",+ "type": "bidirectional",+ "description": "Port G pin 10, 5 V tolerant reset pin with embedded weak pull-up resistor."+ },+ {+ "number": "8",+ "name": "PA0",+ "type": "bidirectional",+ "description": "Port A pin 0, 3.6 V tolerant I/O with analog switch supporting ADC12_IN1 conversion."+ },+ {+ "number": "9",+ "name": "PA1",+ "type": "bidirectional",+ "description": "Port A pin 1, 3.6 V tolerant I/O with analog switch supporting ADC12_IN2 conversion."+ },+ {+ "number": "10",+ "name": "PA2",+ "type": "bidirectional",+ "description": "Port A pin 2, 5 V tolerant I/O with analog switch supporting ADC1_IN3 conversion."+ },+ {+ "number": "11",+ "name": "PA3",+ "type": "bidirectional",+ "description": "Port A pin 3, 3.6 V tolerant I/O with analog switch supporting ADC1_IN4 conversion."+ },+ {+ "number": "12",+ "name": "PA4",+ "type": "bidirectional",+ "description": "Port A pin 4, 3.6 V tolerant I/O with analog switch supporting DAC1_OUT1 and ADC2_IN17."+ },+ {+ "number": "13",+ "name": "PA5",+ "type": "bidirectional",+ "description": "Port A pin 5, 3.6 V tolerant I/O with analog switch supporting DAC1_OUT2 and ADC2_IN13."+ },+ {+ "number": "14",+ "name": "PA6",+ "type": "bidirectional",+ "description": "Port A pin 6, 3.6 V tolerant I/O with analog switch supporting DAC2_OUT1 and ADC2_IN3."+ },+ {+ "number": "15",+ "name": "PB1",+ "type": "bidirectional",+ "description": "Port B pin 1, 3.6 V tolerant I/O with analog switch supporting ADC3_IN1/ADC1_IN12."+ },+ {+ "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."+ },+ {+ "number": "17",+ "name": "PA7",+ "type": "bidirectional",+ "description": "Port A pin 7, 3.6 V tolerant I/O with analog switch supporting ADC2_IN4 conversion."+ },+ {+ "number": "18",+ "name": "PB0",+ "type": "bidirectional",+ "description": "Port B pin 0, 3.6 V tolerant I/O with analog switch supporting ADC3_IN12/ADC1_IN15."+ },+ {+ "number": "19",+ "name": "VDD",+ "type": "power_out",+ "description": "Digital power supply voltage operating range 1.71 V to 3.6 V."+ },+ {+ "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."+ },+ {+ "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",+ "type": "power_in",+ "description": "Analog power ground."+ },+ {+ "number": "23",+ "name": "PB10",+ "type": "bidirectional",+ "description": "Port B pin 10, 3.6 V tolerant I/O with analog switch supporting OPAMP3_VINM function."+ },+ {+ "number": "24",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital power ground."+ },+ {+ "number": "25",+ "name": "VDD",+ "type": "power_out",+ "description": "Digital power supply voltage operating range 1.71 V to 3.6 V."+ },+ {+ "number": "26",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital power ground."+ },+ {+ "number": "27",+ "name": "PA12",+ "type": "bidirectional",+ "description": "Port A pin 12, 5 V tolerant I/O with USB function for FDCAN1_TX and USART1_RTS_DE."+ },+ {+ "number": "28",+ "name": "PA11",+ "type": "bidirectional",+ "description": "Port A pin 11, 5 V tolerant I/O with USB function for FDCAN1_RX and USART1_CTS."+ },+ {+ "number": "29",+ "name": "PA10",+ "type": "bidirectional",+ "description": "Port A pin 10, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_RX."+ },+ {+ "number": "30",+ "name": "PA9",+ "type": "bidirectional",+ "description": "Port A pin 9, 5 V tolerant I/O with USB and UCPD dead battery function for USART1_TX."+ },+ {+ "number": "31",+ "name": "PA8",+ "type": "bidirectional",+ "description": "Port A pin 8, 5 V tolerant I/O with analog switch supporting ADC5_IN1 and OPAMP5_VOUT."+ },+ {+ "number": "32",+ "name": "PB15",+ "type": "bidirectional",+ "description": "Port B pin 15, 3.6 V tolerant I/O with analog switch supporting ADC4_IN5/ADC2_IN15."+ },+ {+ "number": "33",+ "name": "PB14",+ "type": "bidirectional",+ "description": "Port B pin 14, 3.6 V tolerant I/O with analog switch supporting ADC4_IN4/ADC1_IN5."+ },+ {+ "number": "34",+ "name": "PB13",+ "type": "bidirectional",+ "description": "Port B pin 13, 3.6 V tolerant I/O with analog switch supporting ADC3_IN5 conversion."+ },+ {+ "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."+ },+ {+ "number": "36",+ "name": "PB11",+ "type": "bidirectional",+ "description": "Port B pin 11, 3.6 V tolerant I/O with analog switch supporting ADC12_IN14 conversion."+ },+ {+ "number": "37",+ "name": "VDD",+ "type": "power_out",+ "description": "Digital power supply voltage operating range 1.71 V to 3.6 V."+ },+ {+ "number": "38",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital power ground."+ },+ {+ "number": "39",+ "name": "PB9",+ "type": "bidirectional",+ "description": "Port B pin 9, 5 V tolerant Fm+ capable I/O for USART3_TX and infrared output."+ },+ {+ "number": "40",+ "name": "PB8-BOOT0",+ "type": "bidirectional",+ "description": "Port B pin 8 with BOOT0 function, 5 V tolerant Fm+ capable I/O for USART3_RX and timer."+ },+ {+ "number": "41",+ "name": "PB7",+ "type": "bidirectional",+ "description": "Port B pin 7, 5 V tolerant Fm+ capable I/O for USART1_RX and I2C1_SDA with PVD_IN function."+ },+ {+ "number": "42",+ "name": "PB6",+ "type": "bidirectional",+ "description": "Port B pin 6, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC1) for USART1_TX."+ },+ {+ "number": "43",+ "name": "PB5",+ "type": "bidirectional",+ "description": "Port B pin 5, 5 V tolerant Fm+ capable I/O for SPI1_MOSI and FDCAN2_RX."+ },+ {+ "number": "44",+ "name": "PB4",+ "type": "bidirectional",+ "description": "Port B pin 4, 5 V tolerant I/O with USB Type-C PD capability (UCPD1_CC2) for USART2_RX."+ },+ {+ "number": "45",+ "name": "PB3",+ "type": "bidirectional",+ "description": "Port B pin 3, 5 V tolerant I/O for JTAG output TRACESWO and SPI1_SCK."+ },+ {+ "number": "46",+ "name": "PA15",+ "type": "bidirectional",+ "description": "Port A pin 15, 5 V tolerant Fm+ capable I/O for JTDI and SPI1_NSS with FDCAN3_TX."+ },+ {+ "number": "47",+ "name": "PA14",+ "type": "bidirectional",+ "description": "Port A pin 14, 5 V tolerant Fm+ capable I/O for SWCLK-JTCK debug function."+ },+ {+ "number": "48",+ "name": "PA13",+ "type": "bidirectional",+ "description": "Port A pin 13, 5 V tolerant Fm+ capable I/O for SWDIO-JTMS debug function."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886130112937984",+ "pages": 236,+ "sha256": "d493fe0ab22e61ff",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 48,+ "described": 48,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}